Analysis

  • max time kernel
    150s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    24-06-2022 10:13

General

  • Target

    e08d8ddb2ef5d353f6e5cc7fdb514e73.exe

  • Size

    378KB

  • MD5

    e08d8ddb2ef5d353f6e5cc7fdb514e73

  • SHA1

    712477107b3ff723416fd85120cdd9ebf7756724

  • SHA256

    79352910f5e31ab1c843a5a7230d1f278dda20f721ad03243dd44f8d7806c2ed

  • SHA512

    443be0b4b82725e822773e2bf20a49dba836f105ea99330ecaaa8375f536aa5853d96ad96e37d9a194029e9f3df0c6140dfbeaa36ad8d3abe73f2de9e2e26864

Malware Config

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 7 IoCs
  • suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

    suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e08d8ddb2ef5d353f6e5cc7fdb514e73.exe
    "C:\Users\Admin\AppData\Local\Temp\e08d8ddb2ef5d353f6e5cc7fdb514e73.exe"
    1⤵
    • Modifies Windows Defender Real-time Protection settings
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1600
    • C:\Users\Admin\Pictures\Adobe Films\4BwsNIsNVN3L71CHB3aU8dq8.exe
      "C:\Users\Admin\Pictures\Adobe Films\4BwsNIsNVN3L71CHB3aU8dq8.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1748
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1600 -s 1436
      2⤵
      • Program crash
      PID:1888

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\Pictures\Adobe Films\4BwsNIsNVN3L71CHB3aU8dq8.exe

    Filesize

    318KB

    MD5

    3f22bd82ee1b38f439e6354c60126d6d

    SHA1

    63b57d818f86ea64ebc8566faeb0c977839defde

    SHA256

    265c2ddc8a21e6fa8dfaa38ef0e77df8a2e98273a1abfb575aef93c0cc8ee96a

    SHA512

    b73e8e17e5e99d0e9edfb690ece8b0c15befb4d48b1c4f2fe77c5e3daf01df35858c06e1403a8636f86363708b80123d12122cb821a86b575b184227c760988f

  • \Users\Admin\Pictures\Adobe Films\4BwsNIsNVN3L71CHB3aU8dq8.exe

    Filesize

    318KB

    MD5

    3f22bd82ee1b38f439e6354c60126d6d

    SHA1

    63b57d818f86ea64ebc8566faeb0c977839defde

    SHA256

    265c2ddc8a21e6fa8dfaa38ef0e77df8a2e98273a1abfb575aef93c0cc8ee96a

    SHA512

    b73e8e17e5e99d0e9edfb690ece8b0c15befb4d48b1c4f2fe77c5e3daf01df35858c06e1403a8636f86363708b80123d12122cb821a86b575b184227c760988f

  • memory/1600-54-0x0000000075CD1000-0x0000000075CD3000-memory.dmp

    Filesize

    8KB

  • memory/1600-56-0x0000000000230000-0x0000000000263000-memory.dmp

    Filesize

    204KB

  • memory/1600-55-0x000000000091A000-0x0000000000936000-memory.dmp

    Filesize

    112KB

  • memory/1600-57-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/1600-58-0x000000000091A000-0x0000000000936000-memory.dmp

    Filesize

    112KB

  • memory/1600-59-0x0000000000400000-0x000000000049F000-memory.dmp

    Filesize

    636KB

  • memory/1600-60-0x0000000003760000-0x000000000391E000-memory.dmp

    Filesize

    1.7MB

  • memory/1600-65-0x0000000003760000-0x000000000391E000-memory.dmp

    Filesize

    1.7MB

  • memory/1748-62-0x0000000000000000-mapping.dmp

  • memory/1888-64-0x0000000000000000-mapping.dmp