Resubmissions

24-02-2024 01:18

240224-bn2r5adf66 10

24-02-2024 01:16

240224-bm1hnsed5z 10

Analysis

  • max time kernel
    315s
  • max time network
    1607s
  • platform
    windows10-1703_x64
  • resource
    win10-20240221-en
  • resource tags

    arch:x64arch:x86image:win10-20240221-enlocale:en-usos:windows10-1703-x64system
  • submitted
    24-02-2024 01:16

General

  • Target

    spoofer.exe

  • Size

    227KB

  • MD5

    71fdaa3ec1242e7643807ade78ae0c8b

  • SHA1

    307ddc6e4a768069e726fd4bb1c21d1a8a3dcc7e

  • SHA256

    c19c1b9db038d843ea040fdd1e0ef430258479b88da3db295d82ad5ede7d54fd

  • SHA512

    ab43150a6ba2caf3e81212a840e05a6b6b95762ed2ba8234411beeeaf564a5512cc46d25c3fedc154fbe259f3ad113539861cb98b91e1caaa2fd43863a34a877

  • SSDEEP

    6144:eloZM+rIkd8g+EtXHkv/iD4SDD6hv0IHL2PxM4dCCb8e1m4i:IoZtL+EP8SDD6hv0IHL2PxM4d5G

Score
10/10

Malware Config

Signatures

  • Detect Umbral payload 1 IoCs
  • Umbral

    Umbral stealer is an opensource moduler stealer written in C#.

  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\spoofer.exe
    "C:\Users\Admin\AppData\Local\Temp\spoofer.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5116
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1156

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/5116-0-0x000001D1FCC30000-0x000001D1FCC70000-memory.dmp

    Filesize

    256KB

  • memory/5116-1-0x00007FFAABF20000-0x00007FFAAC90C000-memory.dmp

    Filesize

    9.9MB

  • memory/5116-2-0x000001D1FEB00000-0x000001D1FEB10000-memory.dmp

    Filesize

    64KB

  • memory/5116-4-0x00007FFAABF20000-0x00007FFAAC90C000-memory.dmp

    Filesize

    9.9MB