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Analysis

  • max time kernel
    124s
  • max time network
    162s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20250207-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20250207-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    10/02/2025, 04:34

General

  • Target

    VirusSign.2023.11.29/057fad800b072e75d815eec284c5ea08.exe

  • Size

    59KB

  • MD5

    057fad800b072e75d815eec284c5ea08

  • SHA1

    6836d350a68ecc2ab7df43350d60464d8492213a

  • SHA256

    fffb1c775a58e5a31d8e16b646789126ee68567e2867a5ad7910897cec7778d4

  • SHA512

    bac3048a62f54e69b46affdbe4eb1608f010f048c01106c8b9b7bf6a2e2105002bd7875ba362e6ccbb88ee73b4f334a33e890eccf00fe412330ff7ec933ab1ee

  • SSDEEP

    768:57hGhSAgUsU/T8zno410XSZXR3i6HPA7+TtioPxqv6ddoxw6agZ/1H555nf1fZMa:59kgUsU/YJrtNPovY6N1NCyVso

Malware Config

Signatures

  • Berbew

    Berbew is a backdoor written in C++.

  • Berbew family
  • Downloads MZ/PE file 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

Processes

  • C:\Users\Admin\AppData\Local\Temp\VirusSign.2023.11.29\057fad800b072e75d815eec284c5ea08.exe
    "C:\Users\Admin\AppData\Local\Temp\VirusSign.2023.11.29\057fad800b072e75d815eec284c5ea08.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:3788
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3788 -s 436
      2⤵
      • Program crash
      PID:3948
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 3788 -ip 3788
    1⤵
      PID:2740
    • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
      "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-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
      1⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      PID:3476

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3788-0-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB

    • memory/3788-1-0x0000000000400000-0x000000000043A000-memory.dmp

      Filesize

      232KB