Analysis

  • max time kernel
    5s
  • max time network
    11s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18-03-2024 01:01

General

  • Target

    5af9c752ae4211a59d6ddc27be136764.exe

  • Size

    229KB

  • MD5

    5af9c752ae4211a59d6ddc27be136764

  • SHA1

    7404f795d31d758f28db333ffd124985e0cc9378

  • SHA256

    bd0627eedef546c23e0dc70b63dbd6c144ac185a5e3710edce664f34cb87f249

  • SHA512

    088cf9cb0afac0c074d1612413844f10974c6a7deba82054ee8455659b4cace67e1320d32f5a3a3c38e80268c5d07ffe4d52b5e6a9b0abd27dbd0450767c0eee

  • SSDEEP

    3072:+61se+aFA9qpbi3cVM7hTSdm68UYLXDkpao8bE24SDT9OmxR8e1isvs+E6EiWt:p1se+uecVM7hTSdm683DPo8xr8e1Lx

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 42 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5af9c752ae4211a59d6ddc27be136764.exe
    "C:\Users\Admin\AppData\Local\Temp\5af9c752ae4211a59d6ddc27be136764.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2616

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1720-0-0x00000000002F0000-0x0000000000330000-memory.dmp

    Filesize

    256KB

  • memory/1720-1-0x000007FEF58F0000-0x000007FEF62DC000-memory.dmp

    Filesize

    9.9MB

  • memory/1720-2-0x0000000001E70000-0x0000000001EF0000-memory.dmp

    Filesize

    512KB