Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07-02-2025 05:27

General

  • Target

    a99dec9a9bc1ea305faa42efd02499b24c30b0d2b7527d5d90c93e57ccc7ffa7.dll

  • Size

    2.2MB

  • MD5

    c953c1868b676c41160bc8b3a75d5e00

  • SHA1

    5d3eeee28f28b83871e99049e2273fe712148ed5

  • SHA256

    a99dec9a9bc1ea305faa42efd02499b24c30b0d2b7527d5d90c93e57ccc7ffa7

  • SHA512

    53376e96644256c95aaf0422eaade755d52b0d9c4e0d84cdf4c181bc2c7940ae126c873ee2ea3da418b527b3e1172de7d72981dfc190a2fcb3f57b7e2fef0507

  • SSDEEP

    49152:/ZzQqIEjvDQPOnR5mSBn/VSlsBzXHWtSyZS:/YcxyZ

Score
10/10

Malware Config

Extracted

Family

latrodectus

Version

1.4

C2

https://apworsindos.com/test/

https://reminasolirol.com/test/

Attributes
  • group

    Mimikast

  • user_agent

    Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Tob 1.1)

aes.hex

Extracted

Family

latrodectus

aes.hex

Signatures

  • Latrodectus family
  • Latrodectus loader

    Latrodectus is a loader written in C++.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\a99dec9a9bc1ea305faa42efd02499b24c30b0d2b7527d5d90c93e57ccc7ffa7.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2256 -s 128
      2⤵
        PID:1504

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2256-1-0x0000000180000000-0x0000000181CB2000-memory.dmp

      Filesize

      28.7MB

    • memory/2256-4-0x0000000001DE0000-0x0000000003A91000-memory.dmp

      Filesize

      28.7MB