Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    15-12-2023 08:38

General

  • Target

    c153b693713297df607a8838e063649fe64fd4c997aa55ff288c4536e6897bc4.exe

  • Size

    248KB

  • MD5

    d453a11e605e078c948cffc9e1920d08

  • SHA1

    98bfdd6e94c9ff8ddb42f4ce2f77722b61f20ff6

  • SHA256

    c153b693713297df607a8838e063649fe64fd4c997aa55ff288c4536e6897bc4

  • SHA512

    827ff763ac01769f8bbef4407d5dc89191ffa724b04132ce6e5bf8802ea49ae4a39867985b76557a4d63e3cb608f21774c0d768b9de54fc1830f0754f268cd89

  • SSDEEP

    6144:tloZM+rIkd8g+EtXHkv/iD4DBQxMS1Nmlzus9x4J7b8e1mSi:voZtL+EP8DBQxMS1Nmlzus9x4Ro

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 41 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c153b693713297df607a8838e063649fe64fd4c997aa55ff288c4536e6897bc4.exe
    "C:\Users\Admin\AppData\Local\Temp\c153b693713297df607a8838e063649fe64fd4c997aa55ff288c4536e6897bc4.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1796
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2552

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1796-0-0x0000000000BC0000-0x0000000000C04000-memory.dmp

    Filesize

    272KB

  • memory/1796-1-0x000007FEF5AB0000-0x000007FEF649C000-memory.dmp

    Filesize

    9.9MB

  • memory/1796-2-0x000000001B2E0000-0x000000001B360000-memory.dmp

    Filesize

    512KB

  • memory/1796-17-0x000007FEF5AB0000-0x000007FEF649C000-memory.dmp

    Filesize

    9.9MB