Resubmissions

26-04-2024 19:01

240426-xpejwaaa89 10

26-04-2024 19:00

240426-xnq7aaah9y 10

26-04-2024 18:24

240426-w1z5aaac81 10

Analysis

  • max time kernel
    144s
  • max time network
    136s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    26-04-2024 19:00

General

  • Target

    016268eb5a31a62631682b24291855ba_JaffaCakes118.exe

  • Size

    988KB

  • MD5

    016268eb5a31a62631682b24291855ba

  • SHA1

    9f4b549156a17451748c8a580126a18d00ffe633

  • SHA256

    c1d656f523274f8af119e05658173aa49c52d3bba63e083ca8adc7c7346f2147

  • SHA512

    a3c091820409fb3637a0c910d1f7abfc131aecf3d27f13578e0187525d86d66bce5415ba84c139a17aa3d7f891f90ff88e6ee19d3198f097030a215dc6c524a1

  • SSDEEP

    24576:hs48aycVm2RT3oy8sFKAWRN3KtCfJ0yhnSMiGr0+MC+bqF:h/NRI2tgsFGKkfXXiKyC3F

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 26 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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 use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4104
    • C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\016268eb5a31a62631682b24291855ba_JaffaCakes118.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      PID:3208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3208-16-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-32-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-17-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-6-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-5-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-3-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-7-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-9-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-10-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-13-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-12-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-8-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-4-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-2-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-27-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-19-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-20-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-21-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-24-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-25-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-26-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-18-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-28-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-29-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-30-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/3208-31-0x0000000000400000-0x0000000000607000-memory.dmp

    Filesize

    2.0MB

  • memory/4104-1-0x00000000021B0000-0x0000000002291000-memory.dmp

    Filesize

    900KB