Analysis

  • max time kernel
    143s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-02-2024 08:15

General

  • Target

    SynapseX.exe

  • Size

    234KB

  • MD5

    03d95fff9c762454b8a8cea89de2d9e3

  • SHA1

    5fdc58b29e10fe6f74ab7dc7d5599b136be0394f

  • SHA256

    a08c820009542834baeba92e8aa762d6810fd021de67b05c6429063af206e629

  • SHA512

    183d5fae435f0ebcf562258feaed1ea782de2ab67e18a348a469129374d3ac3c73a9b8426e0f34bd4bdaf4f3fae48159c29dbdbbaf03c4a0c4ca693a4eda01d9

  • SSDEEP

    6144:nloZM+rIkd8g+EtXHkv/iD4Lu1gBPUonLWvRsY9gfevD8e1m/Ti:loZtL+EP8Lu1gBPUonLWvRsY9DK+

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\SynapseX.exe
    "C:\Users\Admin\AppData\Local\Temp\SynapseX.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1164

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2140-0-0x000001F6B1090000-0x000001F6B10D0000-memory.dmp

    Filesize

    256KB

  • memory/2140-1-0x00007FF8FCFB0000-0x00007FF8FDA71000-memory.dmp

    Filesize

    10.8MB

  • memory/2140-2-0x000001F6B1480000-0x000001F6B1490000-memory.dmp

    Filesize

    64KB

  • memory/2140-4-0x00007FF8FCFB0000-0x00007FF8FDA71000-memory.dmp

    Filesize

    10.8MB