Resubmissions

Analysis

  • max time kernel
    125s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    05-06-2024 08:48

General

  • Target

    97aa992d7a114b8bf08c4a03e3d13f13_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    97aa992d7a114b8bf08c4a03e3d13f13

  • SHA1

    f457a5c6f3fbb3e9cccde160e82ed6520cafc2a7

  • SHA256

    52870f2e75fa9c8073182e6779708adea25e096036561e4099e81cf5975a33ec

  • SHA512

    252c5b2e1a8862a8936c51ea2927ee8888a9d006b6cb96fd2833bea7942402e12f7d0a7f419e318bb88e43f3b55a909d0fb19b415186d9e0d74df0246730ae2d

  • SSDEEP

    24576:eHtrdKYVVSrqGDohJ3STZG8vIn/sCBGnWsY0m+W:eHtV7GwBSTc8An/4YuW

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 9 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.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\97aa992d7a114b8bf08c4a03e3d13f13_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\97aa992d7a114b8bf08c4a03e3d13f13_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    PID:1724

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

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1724-0-0x0000000000220000-0x00000000002F5000-memory.dmp
    Filesize

    852KB

  • memory/1724-1-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1724-2-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1724-8-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1724-6-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1724-5-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1724-3-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1724-4-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1724-11-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/1724-12-0x0000000000220000-0x00000000002F5000-memory.dmp
    Filesize

    852KB

  • memory/1724-13-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB