Analysis

  • max time kernel
    62s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-02-2023 16:34

General

  • Target

    MT-06752033.exe

  • Size

    197KB

  • MD5

    f1361a0c6bd51f1c50adf55e0c939099

  • SHA1

    45c22c0676a0ee4aa48c3361c28775e652049dc9

  • SHA256

    cda5ced44ec0c2e58d0f38f9fa63a87364cf9cebcd2d0e1a11626a8bb694703a

  • SHA512

    4ae1b7f3d055db7118106bef8008255318f65c25898517f4fb23c46ed3a9d9c4a5d1662b9bfcfa53506c2b9fef0a79145573c3b77c6a1883ca702488bd1f21b5

  • SSDEEP

    3072:FuYiMNRWiAn3tldPzBBzP/YXYtZ6w99auW:CbiAdldLPzHpl

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MT-06752033.exe
    "C:\Users\Admin\AppData\Local\Temp\MT-06752033.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1780
    • C:\Users\Admin\AppData\Local\Temp\MT-06752033.exe
      C:\Users\Admin\AppData\Local\Temp\MT-06752033.exe
      2⤵
      • Accesses Microsoft Outlook profiles
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1704

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\MT-06752033.exe.log
    Filesize

    1KB

    MD5

    13b08803e0bb671919478d178f19d6e2

    SHA1

    9f8c1d2a16446f9ee1e3244f48d372aecccf4dd9

    SHA256

    bab001392f6a9fc257a302cf557c9f571c7b352f41aedda14b049976ee5fd1c9

    SHA512

    2fe208b9958329734a5c6ce6aa526ee20d2c02d351927e75f85f27c2ffdc3c9e3413c17dc6e0dd9eefc3fb379e936b6bef2984a6e44ffafdc7600f590398016f

  • memory/1704-144-0x0000000000000000-mapping.dmp
  • memory/1704-148-0x0000000008650000-0x0000000008662000-memory.dmp
    Filesize

    72KB

  • memory/1704-147-0x00000000081D0000-0x00000000081DA000-memory.dmp
    Filesize

    40KB

  • memory/1704-145-0x0000000000400000-0x00000000004D6000-memory.dmp
    Filesize

    856KB

  • memory/1780-136-0x00000000055C0000-0x0000000005BE8000-memory.dmp
    Filesize

    6.2MB

  • memory/1780-138-0x0000000005C60000-0x0000000005CC6000-memory.dmp
    Filesize

    408KB

  • memory/1780-139-0x0000000006280000-0x000000000629E000-memory.dmp
    Filesize

    120KB

  • memory/1780-140-0x0000000007AB0000-0x000000000812A000-memory.dmp
    Filesize

    6.5MB

  • memory/1780-141-0x0000000006780000-0x000000000679A000-memory.dmp
    Filesize

    104KB

  • memory/1780-137-0x00000000054D0000-0x0000000005536000-memory.dmp
    Filesize

    408KB

  • memory/1780-135-0x0000000002CA0000-0x0000000002CD6000-memory.dmp
    Filesize

    216KB

  • memory/1780-134-0x0000000000000000-mapping.dmp
  • memory/2044-142-0x0000000006230000-0x00000000062C2000-memory.dmp
    Filesize

    584KB

  • memory/2044-143-0x000000002B140000-0x000000002B6E4000-memory.dmp
    Filesize

    5.6MB

  • memory/2044-132-0x0000000000E90000-0x0000000000EC8000-memory.dmp
    Filesize

    224KB

  • memory/2044-133-0x0000000008040000-0x0000000008062000-memory.dmp
    Filesize

    136KB