Analysis

  • max time kernel
    144s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-06-2024 13:03

General

  • Target

    8e2b714a764d849f44757244b10afe6d_JaffaCakes118.exe

  • Size

    926KB

  • MD5

    8e2b714a764d849f44757244b10afe6d

  • SHA1

    bc80b2bd2c4d81ea8630ac62be4a410afac1ddfb

  • SHA256

    cb88c3e0bef38cccf209f3901a4d3bbe787546d7e2c373095786fec63a9766d8

  • SHA512

    57d3e4e179957844670ad48dc42561090a2157ee2a8136a3d57ca782c738d03ee48aa612972f1c6f85f5150ed73cb72cd9724543b7d1c5220a970e3fbca2ecf8

  • SSDEEP

    24576:mPvGu50EbqydfeuYng+DzaC84QOug6/B8LspI9LjFPt1:59Ebr7ADe2Ot/OLzdb1

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 23 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e2b714a764d849f44757244b10afe6d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8e2b714a764d849f44757244b10afe6d_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2620
    • C:\Users\Admin\AppData\Local\Temp\8e2b714a764d849f44757244b10afe6d_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\8e2b714a764d849f44757244b10afe6d_JaffaCakes118.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      PID:2244
  • 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=3100 --field-trial-handle=2280,i,1836084024518340990,18250262151825427757,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:5496

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\nse27E.tmp\System.dll
      Filesize

      11KB

      MD5

      55a26d7800446f1373056064c64c3ce8

      SHA1

      80256857e9a0a9c8897923b717f3435295a76002

      SHA256

      904fd5481d72f4e03b01a455f848dedd095d0fb17e33608e0d849f5196fb6ff8

      SHA512

      04b8ab7a85c26f188c0a06f524488d6f2ac2884bf107c860c82e94ae12c3859f825133d78338fd2b594dfc48f7dc9888ae76fee786c6252a5c77c88755128a5b

    • memory/2244-6-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-7-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-8-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-9-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-10-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-11-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-12-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-14-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-17-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-18-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-19-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-20-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-21-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-22-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-23-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-24-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-27-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-28-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-29-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-30-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-31-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-32-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB

    • memory/2244-33-0x0000000000400000-0x00000000005DE000-memory.dmp
      Filesize

      1.9MB