Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-04-2024 20:39

General

  • Target

    c233614ca5174ef0d39f6879a3fcb230_JaffaCakes118.exe

  • Size

    42KB

  • MD5

    c233614ca5174ef0d39f6879a3fcb230

  • SHA1

    9be30e47ae193961e11f96f0895c664f24e80fac

  • SHA256

    a37653305ff07cc88a10e9c2d3d0bd636108de532832538d8dabc731bdd787e1

  • SHA512

    4b0b324260080c425bbfdfe9de02844128e9efdf5ae213171cf850fd56ce408b459a9e2ef9b582db0056c39982d04bb4463e0825f42cb716fc4d01ab6c1c6a28

  • SSDEEP

    768:Wpd+baxjylJQduZRLPTTjNKZKfgm3EhVo:AxjyokLPTTBF7Ejo

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/896295017675636736/NOKsZXKfse7x0GM-UEHE5Ih8ZgGQ115yE3vE2brxhCsJWn4yDd3g5patwyBiZEQun8wH

Signatures

  • Mercurial Grabber Stealer

    Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Checks SCSI registry key(s) 3 TTPs 1 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c233614ca5174ef0d39f6879a3fcb230_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c233614ca5174ef0d39f6879a3fcb230_JaffaCakes118.exe"
    1⤵
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Checks SCSI registry key(s)
    • Checks processor information in registry
    • Enumerates system info in registry
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:2292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2292-0-0x0000000000810000-0x0000000000820000-memory.dmp

    Filesize

    64KB

  • memory/2292-1-0x00007FFD31680000-0x00007FFD32141000-memory.dmp

    Filesize

    10.8MB

  • memory/2292-2-0x000000001B400000-0x000000001B410000-memory.dmp

    Filesize

    64KB

  • memory/2292-8-0x00007FFD31680000-0x00007FFD32141000-memory.dmp

    Filesize

    10.8MB