Analysis

  • max time kernel
    78s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    05-11-2024 14:15

General

  • Target

    d3764d7fe620e10d3e6004f41ff78e9a7cc7345683331568c9d9c2f62044c5adN.exe

  • Size

    229KB

  • MD5

    de642c4fe0ab2d0d2c8029b5b9999430

  • SHA1

    fa60efdf7b935ca0fb389ca49b5ac3fc895c342a

  • SHA256

    d3764d7fe620e10d3e6004f41ff78e9a7cc7345683331568c9d9c2f62044c5ad

  • SHA512

    63a872451703e1e0f2fe43a3cc4a4bc48366faa81c7243f2e1b7196aab9e05fb7e6a154c87d601b7fd4dcf4f2b386ad5b7474bb20c7d24fd5e9c79c95ac30ceb

  • SSDEEP

    6144:dloZMLrIkd8g+EtXHkv/iD4VxCYhv0IHe2PxM4dtWMkb8e1mfi:/oZ0L+EP8VxCYhv0IHe2PxM4dud

Score
10/10

Malware Config

Signatures

  • Detect Umbral payload 1 IoCs
  • Umbral

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

  • Umbral family
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 41 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d3764d7fe620e10d3e6004f41ff78e9a7cc7345683331568c9d9c2f62044c5adN.exe
    "C:\Users\Admin\AppData\Local\Temp\d3764d7fe620e10d3e6004f41ff78e9a7cc7345683331568c9d9c2f62044c5adN.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:576
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:768

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/576-0-0x000007FEF5B13000-0x000007FEF5B14000-memory.dmp

    Filesize

    4KB

  • memory/576-1-0x0000000000CA0000-0x0000000000CE0000-memory.dmp

    Filesize

    256KB

  • memory/576-2-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

    Filesize

    9.9MB

  • memory/576-3-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

    Filesize

    9.9MB