Overview

overview

10

Static

static

REVISION F...CO.exe

windows7-x64

6

REVISION F...CO.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    142s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-08-2022 08:42

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General

  • Target

    REVISION FISCAL POR DELITO DE FALSIFICACION DE DOCUMENTO PUBLICO.exe

  • Size

    13KB

  • MD5

    1ad29d19d089f86a7a6bfb57c0a82546

  • SHA1

    543a0b1857aaa1f1cdc629439d14fc29f66a7459

  • SHA256

    7d6591b19f43591a4a5aa9c12fac069982ff34c77329901c8994b86cf0f5e445

  • SHA512

    afcc8734ff1ee6351cb69a9f622afc31990c2714c695086d0eb51320fadcbc6a58a2ae2f3b823a8657aa69de8949fe1a8448b8232b3cb765992ed6ab0d3d467c

Score
10/10
bitratpersistencetrojanupx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

nvwourhebv.con-ip.com:1880

Attributes
  • communication_password

    202cb962ac59075b964b07152d234b70

  • tor_process

    tor

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

    trojanbitrat
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\REVISION FISCAL POR DELITO DE FALSIFICACION DE DOCUMENTO PUBLICO.exe
    "C:\Users\Admin\AppData\Local\Temp\REVISION FISCAL POR DELITO DE FALSIFICACION DE DOCUMENTO PUBLICO.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:768
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4312
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2524

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/768-130-0x0000000000C00000-0x0000000000C08000-memory.dmp
    Filesize

    32KB

    Download
  • memory/768-131-0x00000000066A0000-0x00000000066C2000-memory.dmp
    Filesize

    136KB

    Download
  • memory/2524-144-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/2524-142-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/2524-149-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/2524-148-0x0000000074F40000-0x0000000074F79000-memory.dmp
    Filesize

    228KB

    Download
  • memory/2524-147-0x0000000074F40000-0x0000000074F79000-memory.dmp
    Filesize

    228KB

    Download
  • memory/2524-146-0x0000000074BA0000-0x0000000074BD9000-memory.dmp
    Filesize

    228KB

    Download
  • memory/2524-145-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/2524-143-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/2524-140-0x0000000000000000-mapping.dmp
    Download
  • memory/2524-141-0x0000000000400000-0x00000000007E4000-memory.dmp
    Filesize

    3.9MB

    Download
  • memory/4312-137-0x0000000006060000-0x000000000607E000-memory.dmp
    Filesize

    120KB

    Download
  • memory/4312-139-0x00000000064F0000-0x000000000650A000-memory.dmp
    Filesize

    104KB

    Download
  • memory/4312-138-0x00000000078C0000-0x0000000007F3A000-memory.dmp
    Filesize

    6.5MB

    Download
  • memory/4312-132-0x0000000000000000-mapping.dmp
    Download
  • memory/4312-133-0x0000000002AA0000-0x0000000002AD6000-memory.dmp
    Filesize

    216KB

    Download
  • memory/4312-136-0x0000000005A10000-0x0000000005A76000-memory.dmp
    Filesize

    408KB

    Download
  • memory/4312-135-0x00000000058F0000-0x0000000005956000-memory.dmp
    Filesize

    408KB

    Download
  • memory/4312-134-0x0000000005150000-0x0000000005778000-memory.dmp
    Filesize

    6.2MB

    Download