Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    20-07-2024 00:05

General

  • Target

    5e412597778f7df65155685a8bdcd4be_JaffaCakes118.exe

  • Size

    1.3MB

  • MD5

    5e412597778f7df65155685a8bdcd4be

  • SHA1

    1086c375c09c07486f0542c679a74d61dd943594

  • SHA256

    f805abca58f0933dc66b09f7b9886394a92d481343df2851415f673b2b7ca0f2

  • SHA512

    579bb3cea0b8daa74b9221191d4ad484f92379f01f8298d055fb50e3ae0a58e15847b6933ab6d6960564ebd0625d680ca31b7d74e2a233d7b43ae9e9de1438da

  • SSDEEP

    24576:vFAABG9aJp25/4ddZMAsiIMXNI+RVN64AzFfoC9kAblzH2JCYkkX5zA:ZaaJpo/yZN6MXN9/NrAZgM2JlFA

Malware Config

Extracted

Family

darkcomet

Botnet

SKS

C2

essstzttztz.zapto.org:1612

Mutex

DC_MUTEX-F54S21D

Attributes
  • gencode

    lwRB5npjTSK8

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Extracted

Family

latentbot

C2

essstzttztz.zapto.org

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • LatentBot

    Modular trojan written in Delphi which has been in-the-wild since 2013.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 22 IoCs

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

  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e412597778f7df65155685a8bdcd4be_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5e412597778f7df65155685a8bdcd4be_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2996
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetWindowsHookEx
      PID:2536
    • C:\Windows\SysWOW64\cmd.exe
      "cmd"
      2⤵
      • NTFS ADS
      PID:2380
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\hf2il7uv.cmdline"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2696
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESC6AA.tmp" "C:\Users\Admin\AppData\Local\Temp\vbcC6A9.tmp"
        3⤵
          PID:2508
      • C:\Users\Admin\AppData\Roaming\WLIDSCV.exe
        "C:\Users\Admin\AppData\Roaming\WLIDSCV.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2856
        • C:\Users\Admin\AppData\Roaming\flashmk.exe
          "C:\Users\Admin\AppData\Roaming\flashmk.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2432
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:2664

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\RESC6AA.tmp

      Filesize

      1KB

      MD5

      6ed0edf5060e8a03cc7f7774f45530d9

      SHA1

      adad4c568218f0f51574ae358e9c7601d5f014da

      SHA256

      614170df1b97a8d8ceba3c85ac02a03e0991651e850cc40a3ea312072d3e74c4

      SHA512

      b08c784934a9db3512825c1a4425aa4691425bbeb888240df11241fee356fc35a659215dc38c13c91cfea04638d32a5f1bb2ee289707971333398233c67d2c31

    • C:\Users\Admin\AppData\Local\Temp\hf2il7uv.0.vb

      Filesize

      1KB

      MD5

      2495f282d9843448e187592dda4bcf4f

      SHA1

      a8b6a96aa278dd58d6c50280c2294b9a85d3269a

      SHA256

      712952f1122fba1bbc1e90f094a7bca3dba7ee975f67521a022e709c71830fe8

      SHA512

      9f361c818dcbba5be12cce22af8244951ce466f5b22b9e7f7e2ee0a691d68b3722994486f87130de8dc3d45c5be606d1550f8b6b806c6c5ed1b3e9b136fe8eb0

    • C:\Users\Admin\AppData\Local\Temp\hf2il7uv.cmdline

      Filesize

      248B

      MD5

      eb4b7c92d3b5ac74f45e598595be6458

      SHA1

      b83cf0e96a1af482b5d83e271b31c717bf213734

      SHA256

      38ced08b1ba4809f17af68e18df66c07c9330f4699207d1ce7b546c5cf2bd076

      SHA512

      08b60de5530747dd3f33c07d6f51ddd2966f4caf0793edbd80bf0236a1c9322e05f7b0443435be5fd48dd9a4d7761bd8cce216e0b3c24d8096f8387a22504d35

    • C:\Users\Admin\AppData\Local\Temp\vbcC6A9.tmp

      Filesize

      644B

      MD5

      070d19a29fd713891607e27d97ead816

      SHA1

      e42cf75eb53e89ce253dea01274f383bc498cb3b

      SHA256

      1ee0d7a798e175d5a7d518bb3b27d4cebff4bc1bade76f4a3e433d88ee926d1e

      SHA512

      65a26d184056e35d15c6609bc15313742cbc77baeb0228e1081bdc96ff91631fdcf363787a1bfdfa4883155039c7ef2953ad7e4e4f20e2f71005d0bec98e27ef

    • C:\Users\Admin\AppData\Roaming\WLIDSCV.exe

      Filesize

      7KB

      MD5

      2c69d8e1a1d1d42754648c0e5afa3d16

      SHA1

      c886f0103e1ab4a6abc759d85904b218cdeeb838

      SHA256

      df6caba150c3618123ea4ec94bdb4a5dcf70abcbc95dde54e81a10b642d09140

      SHA512

      ed4c4a256e4519ed420200071d1368db51ec68f6e1bded9a5c16e34fb879e450a15131506a99cdec20886bf41a3120e023ac21f89638eb68ac32381e7c4300ac

    • C:\Users\Admin\AppData\Roaming\flashmk.exe

      Filesize

      1.3MB

      MD5

      5e412597778f7df65155685a8bdcd4be

      SHA1

      1086c375c09c07486f0542c679a74d61dd943594

      SHA256

      f805abca58f0933dc66b09f7b9886394a92d481343df2851415f673b2b7ca0f2

      SHA512

      579bb3cea0b8daa74b9221191d4ad484f92379f01f8298d055fb50e3ae0a58e15847b6933ab6d6960564ebd0625d680ca31b7d74e2a233d7b43ae9e9de1438da

    • C:\Users\Admin\AppData\Roaming\fp.txt

      Filesize

      102B

      MD5

      5e173d5661f1703abc3260e4c324026b

      SHA1

      6faee2710344fe5afbfa4d307b70a33ab234503b

      SHA256

      d111a7bfe9d17c72ef5db3cf1aabd6ce25f226a0a0b5ee023ae8d286c7f21f14

      SHA512

      a8715d0a55396163f8119d1dd463b5aa7f61dbe414ffef9fb10ca2d938e762f26217a7f63865232f505ade67b60dbae3e9e8d83b1afa484a0c55f027744b5a6c

    • memory/2536-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2536-14-0x0000000000400000-0x0000000000405000-memory.dmp

      Filesize

      20KB

    • memory/2536-22-0x0000000000400000-0x0000000000405000-memory.dmp

      Filesize

      20KB

    • memory/2536-20-0x0000000000410000-0x0000000000477000-memory.dmp

      Filesize

      412KB

    • memory/2536-6-0x0000000000400000-0x0000000000405000-memory.dmp

      Filesize

      20KB

    • memory/2536-9-0x0000000000400000-0x0000000000405000-memory.dmp

      Filesize

      20KB

    • memory/2536-12-0x0000000000400000-0x0000000000405000-memory.dmp

      Filesize

      20KB

    • memory/2536-4-0x0000000000400000-0x0000000000405000-memory.dmp

      Filesize

      20KB

    • memory/2664-49-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-62-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-75-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-74-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-73-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-72-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-71-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-53-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-51-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-61-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-60-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-59-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-58-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-57-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-56-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-70-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-63-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-64-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-65-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-66-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-67-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-68-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2664-69-0x0000000000400000-0x00000000004BA000-memory.dmp

      Filesize

      744KB

    • memory/2696-29-0x0000000000400000-0x000000000051E000-memory.dmp

      Filesize

      1.1MB

    • memory/2696-38-0x0000000000400000-0x000000000051E000-memory.dmp

      Filesize

      1.1MB

    • memory/2996-0-0x0000000074AE1000-0x0000000074AE2000-memory.dmp

      Filesize

      4KB

    • memory/2996-1-0x0000000074AE0000-0x000000007508B000-memory.dmp

      Filesize

      5.7MB

    • memory/2996-44-0x0000000074AE0000-0x000000007508B000-memory.dmp

      Filesize

      5.7MB

    • memory/2996-2-0x0000000074AE0000-0x000000007508B000-memory.dmp

      Filesize

      5.7MB