Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    11-05-2024 16:44

General

  • Target

    358f9893f047e1e0e7d4eee13bd4a3b6_JaffaCakes118.exe

  • Size

    982KB

  • MD5

    358f9893f047e1e0e7d4eee13bd4a3b6

  • SHA1

    251a73a40ece3ee0bc59678936b3a3b2f655d938

  • SHA256

    1e659cfad9047b523d874a515860a8af0dfbe0c5d41a8c36463781da9ce097e6

  • SHA512

    d60ddb759880654f9b7c7d5b7b79140a287a7e91e479352e580f8f2112919eaed3b001ada8907797a41e9365410853e8870feff97d2ba0c9d33bffe4cd64c22c

  • SSDEEP

    24576:3wnNKtIhYR/76mf0HU8JLni1LjNvocD/0jnhqLas+GxekK:3wNK2Y/92Lni11voc7MITxhK

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\358f9893f047e1e0e7d4eee13bd4a3b6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\358f9893f047e1e0e7d4eee13bd4a3b6_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    PID:2428

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/2428-0-0x00000000002C0000-0x0000000000395000-memory.dmp
    Filesize

    852KB

  • memory/2428-1-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/2428-2-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/2428-5-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/2428-3-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/2428-8-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/2428-7-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/2428-4-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/2428-11-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB

  • memory/2428-12-0x00000000002C0000-0x0000000000395000-memory.dmp
    Filesize

    852KB

  • memory/2428-13-0x0000000000400000-0x0000000000608000-memory.dmp
    Filesize

    2.0MB