Analysis

  • max time kernel
    142s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 00:58

General

  • Target

    11f756fe86cb42bef76a084b3d5ea248ae186afbf03164c865144878b1547b46.exe

  • Size

    13.8MB

  • MD5

    55fd7441106c7daec15c1b5a79cea60c

  • SHA1

    14d882909f0997f03617b68b47ad70891be88f12

  • SHA256

    11f756fe86cb42bef76a084b3d5ea248ae186afbf03164c865144878b1547b46

  • SHA512

    033216c70076f5ec7cd0a78aea635826fc9efece01ff2e47698c806758b1da63ef771777ec6d9ceec8f1c62b6e3e955e8c6a8686139b5a54fe35421dcf927c12

  • SSDEEP

    393216:gPDP5EFmyEfXGMXOCNYUl0sW2w+77OTsXdzIO9b5uU:YxEUy0XO1I/Isd9AU

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 8 IoCs
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\11f756fe86cb42bef76a084b3d5ea248ae186afbf03164c865144878b1547b46.exe
    "C:\Users\Admin\AppData\Local\Temp\11f756fe86cb42bef76a084b3d5ea248ae186afbf03164c865144878b1547b46.exe"
    1⤵
    • Enumerates connected drives
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3488
    • C:\1.76ÐùÔ¯¡¾HB΢¶Ë¡¿\4086911f756fe86cb42bef76a084b3d5ea248ae186afbf03164c865144878b1547b46.exe
      C:\1.76ÐùÔ¯¡¾HB΢¶Ë¡¿\4086911f756fe86cb42bef76a084b3d5ea248ae186afbf03164c865144878b1547b46.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:5088
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1424 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3156

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\1.76ÐùÔ¯¡¾HB΢¶Ë¡¿\4086911f756fe86cb42bef76a084b3d5ea248ae186afbf03164c865144878b1547b46.exe
      Filesize

      13.8MB

      MD5

      55fd7441106c7daec15c1b5a79cea60c

      SHA1

      14d882909f0997f03617b68b47ad70891be88f12

      SHA256

      11f756fe86cb42bef76a084b3d5ea248ae186afbf03164c865144878b1547b46

      SHA512

      033216c70076f5ec7cd0a78aea635826fc9efece01ff2e47698c806758b1da63ef771777ec6d9ceec8f1c62b6e3e955e8c6a8686139b5a54fe35421dcf927c12

    • C:\Users\Admin\AppData\Local\Temp\f5eb8834eaf390c911a56e08cecc315a.txt
      Filesize

      22B

      MD5

      4bbb6d351502075537991f3c30672925

      SHA1

      0752f7de39539b6c13b906f73a6e07c7cb58e3f2

      SHA256

      5a5c82dbb91de09b8ebbe22de9830d51c3c598b132625b4491ca31707f220f6a

      SHA512

      b8c4c7cebbbb4874f0ac9e3c184abbd968f231f8cef444a1068da3a140d3168940ab2ddacaaf4b654968a30e45006994e7e5efe05d40ea857c3b529bad7eddcb

    • memory/3488-7-0x0000000003C80000-0x0000000003C81000-memory.dmp
      Filesize

      4KB

    • memory/3488-3-0x0000000000400000-0x0000000000926000-memory.dmp
      Filesize

      5.1MB

    • memory/3488-9-0x0000000003CD0000-0x0000000003CD1000-memory.dmp
      Filesize

      4KB

    • memory/3488-8-0x0000000003B10000-0x0000000003B11000-memory.dmp
      Filesize

      4KB

    • memory/3488-0-0x0000000000400000-0x0000000000926000-memory.dmp
      Filesize

      5.1MB

    • memory/3488-2-0x0000000000400000-0x0000000000926000-memory.dmp
      Filesize

      5.1MB

    • memory/3488-15-0x0000000000400000-0x0000000000926000-memory.dmp
      Filesize

      5.1MB

    • memory/3488-1-0x0000000000400000-0x0000000000926000-memory.dmp
      Filesize

      5.1MB

    • memory/5088-21-0x0000000000400000-0x0000000000926000-memory.dmp
      Filesize

      5.1MB

    • memory/5088-20-0x0000000000400000-0x0000000000926000-memory.dmp
      Filesize

      5.1MB

    • memory/5088-19-0x0000000000400000-0x0000000000926000-memory.dmp
      Filesize

      5.1MB

    • memory/5088-18-0x0000000000400000-0x0000000000926000-memory.dmp
      Filesize

      5.1MB

    • memory/5088-50-0x0000000000400000-0x0000000000926000-memory.dmp
      Filesize

      5.1MB