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
    223s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-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 33 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).

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 9 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:2364
    • 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:2060
  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1272

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

2
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1272-38-0x000000005FFF0000-0x0000000060000000-memory.dmp
    Filesize

    64KB

  • memory/1272-52-0x0000000071E0D000-0x0000000071E18000-memory.dmp
    Filesize

    44KB

  • memory/1272-39-0x0000000071E0D000-0x0000000071E18000-memory.dmp
    Filesize

    44KB

  • memory/2060-25-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-11-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-10-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-27-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-13-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-28-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-14-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-7-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-4-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-17-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-18-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-19-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-20-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-21-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-22-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-53-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-1-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2060-5-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-9-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-29-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-30-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-31-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-32-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-33-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-34-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-35-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-36-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-37-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-6-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-3-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-40-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-50-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-51-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2060-26-0x0000000000400000-0x0000000000607000-memory.dmp
    Filesize

    2.0MB

  • memory/2364-0-0x0000000000220000-0x00000000002F5000-memory.dmp
    Filesize

    852KB