Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2025 09:32

General

  • Target

    JaffaCakes118_78f0c78732c9e390523a86c69e29a05e.exe

  • Size

    28KB

  • MD5

    78f0c78732c9e390523a86c69e29a05e

  • SHA1

    bc45fbc404021d2f0c8613cda491dca1b89bae2a

  • SHA256

    0bbf671900fc70586195a7b96d4017ee9f876c7d1c0253aa51794d7f86ccde27

  • SHA512

    e4fd632ac3eb0c3524fd172d78d90f3babb65f4e9a7cc833f94e67b068a5c036eb41047c8a5d888b246902b7761848988a7839fae1ea6650635a74681038b5de

  • SSDEEP

    384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNLIo2Su:Dv8IRRdsxq1DjJcqfe8Su

Malware Config

Signatures

  • Detects MyDoom family 8 IoCs
  • MyDoom

    MyDoom is a Worm that is written in C++.

  • Mydoom family
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • UPX packed file 29 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78f0c78732c9e390523a86c69e29a05e.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78f0c78732c9e390523a86c69e29a05e.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2408
    • C:\Windows\services.exe
      "C:\Windows\services.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1732

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp743.tmp

    Filesize

    28KB

    MD5

    9d4bbf3a5dea4a47e9fbe9038d9bb5e5

    SHA1

    e5438905221b8e192c34d7e551ed5819221a6066

    SHA256

    e47cc8efa40750b3d60a97c266782c608eb93493444e136662a9943ec69623ee

    SHA512

    af54c46ad68a68a33114b14cc568805ebc25e2a120a0951fc0aaa9f442ec70cb1361bb0f9397a3e9bd41e49a36e9a8add0843445bb61195d5f6de69cdc54add4

  • C:\Users\Admin\AppData\Local\Temp\zincite.log

    Filesize

    1KB

    MD5

    c020b40329d99055d45b4d564f56deae

    SHA1

    59042b5fbd63bf4d72ae44bc417afe4c94d66f92

    SHA256

    7d5bc09147223c52c68336a9e8adc1387e63dcba63aa72f9b466b01d2b5c991a

    SHA512

    a10855e77c7edf2ddb896465047f04764728faec40bce1a9e798c593d1cf86d74f00b78f08df934ebce66e3e1c9622eaba35d2d451214530a8515875bfa33385

  • C:\Users\Admin\AppData\Local\Temp\zjg9emFVcj.log

    Filesize

    1KB

    MD5

    d83558ec44befce0004974afe193ea4e

    SHA1

    27af0e4afbd16d31accffd73fb95f92d4940d54a

    SHA256

    707de7c2d47054df6ad472c260d636777333fe5e6665c07813bd36d27cc1bb40

    SHA512

    48fc096133578ee1fee0ec88fe65659b627cba0b542a089846f2809a1dec690abf412dc3adbf985f0bd93df81c62946ca136c487c2c65cf313c8e9fbf64319ee

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1732-37-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-32-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-19-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-20-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-42-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-30-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-82-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-84-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-25-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-44-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-11-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-77-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-49-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-73-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-54-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1732-89-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/2408-48-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2408-72-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2408-53-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2408-76-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2408-0-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2408-81-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2408-17-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2408-83-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2408-9-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB

  • memory/2408-88-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2408-4-0x0000000000220000-0x0000000000228000-memory.dmp

    Filesize

    32KB