Analysis

  • max time kernel
    93s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-04-2024 16:55

General

  • Target

    eb8bf9de8ed605a79f3b4834ee654fda_JaffaCakes118.exe

  • Size

    158KB

  • MD5

    eb8bf9de8ed605a79f3b4834ee654fda

  • SHA1

    2952322495eb41003dc8b97859d5a97bdde9251d

  • SHA256

    0521bb85472869598d9aa822b11edc04044dbe876dbf9900565bfdc8e02c2b21

  • SHA512

    d2d6f590c391ecfe9ad1a08023c06cce661836216d116695adeb6df660377eb87026af6302b28fffad417faea39282c46a19c45fa0ad2790486448d6968cb307

  • SSDEEP

    1536:wcKfnSXceuWT7xF7E7eQ43LbNMkjMQynuQRwPV:18SXce7TlF7Ei/3VVGC

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/877157186038538242/Jfn5YJR9dTyjNeBSpcWKRLNBhoSeee29t9iufwyScwEjBuFZfgYTH8chtFnrCnenyW_3

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 2 IoCs
  • 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.

  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb8bf9de8ed605a79f3b4834ee654fda_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eb8bf9de8ed605a79f3b4834ee654fda_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)
    • Enumerates system info in registry
    • Suspicious use of AdjustPrivilegeToken
    PID:3932

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3932-0-0x0000000000D50000-0x0000000000D7C000-memory.dmp

    Filesize

    176KB

  • memory/3932-4-0x00007FFD2EDE0000-0x00007FFD2F8A1000-memory.dmp

    Filesize

    10.8MB

  • memory/3932-5-0x0000000002E40000-0x0000000002E50000-memory.dmp

    Filesize

    64KB

  • memory/3932-6-0x00007FFD2EDE0000-0x00007FFD2F8A1000-memory.dmp

    Filesize

    10.8MB