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Analysis

  • max time kernel
    141s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    08/05/2024, 21:46

General

  • Target

    26e33b656bc4806821bbf6e0854f4308_JaffaCakes118.dll

  • Size

    805KB

  • MD5

    26e33b656bc4806821bbf6e0854f4308

  • SHA1

    5679e4f843f8de0125efd20ce7bb32117682a67c

  • SHA256

    d64f49dc0f53e5deadaee8bf403d76bab9838effdcb6e4aff485f23745a041c5

  • SHA512

    8927ad20d79e74b760bc680d54c8afd8f5e7e139ebcb5991e2f44b4ac31b2bb1767ef357cadb9930a34fae8cb842cc5ad281507c2ad90d1ed536f50c3c06ecc2

  • SSDEEP

    24576:Hd/4E1TAPJZgvtbhSQhAtuRyeiQYgBE/2h9:Hd/LpMSlbPh/tBVh

Malware Config

Signatures

  • Blackmoon, KrBanker

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

  • Detect Blackmoon payload 20 IoCs
  • Blocklisted process makes network request 2 IoCs
  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 28 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\26e33b656bc4806821bbf6e0854f4308_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\26e33b656bc4806821bbf6e0854f4308_JaffaCakes118.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1892

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\IO0LJX84\yingyong2[1].htm

    Filesize

    162B

    MD5

    4f8e702cc244ec5d4de32740c0ecbd97

    SHA1

    3adb1f02d5b6054de0046e367c1d687b6cdf7aff

    SHA256

    9e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a

    SHA512

    21047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f

  • C:\Users\Admin\Documents\hc\yingyong2.bmp

    Filesize

    548B

    MD5

    370e16c3b7dba286cff055f93b9a94d8

    SHA1

    65f3537c3c798f7da146c55aef536f7b5d0cb943

    SHA256

    d465172175d35d493fb1633e237700022bd849fa123164790b168b8318acb090

    SHA512

    75cd6a0ac7d6081d35140abbea018d1a2608dd936e2e21f61bf69e063f6fa16dd31c62392f5703d7a7c828ee3d4ecc838e73bff029a98ced8986acb5c8364966

  • memory/1892-37-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-81-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-1-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-0-0x0000000074590000-0x0000000074790000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-8-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-7-0x0000000002BD0000-0x0000000002CE0000-memory.dmp

    Filesize

    1.1MB

  • memory/1892-6-0x0000000010000000-0x0000000010018000-memory.dmp

    Filesize

    96KB

  • memory/1892-20-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-19-0x000000007498D000-0x000000007498E000-memory.dmp

    Filesize

    4KB

  • memory/1892-18-0x0000000002BD0000-0x0000000002CE0000-memory.dmp

    Filesize

    1.1MB

  • memory/1892-4-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-5-0x0000000074590000-0x0000000074790000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-2-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-3-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-77-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-74-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-75-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-76-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-73-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-78-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-79-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-80-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-70-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-82-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-83-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB

  • memory/1892-84-0x0000000074790000-0x0000000074990000-memory.dmp

    Filesize

    2.0MB