Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-04-2024 11:57

General

  • Target

    ff393118bc88560e5d0ac69ec5beef8c_JaffaCakes118.exe

  • Size

    170KB

  • MD5

    ff393118bc88560e5d0ac69ec5beef8c

  • SHA1

    111300b261311016035a8f5ba337131b4c723032

  • SHA256

    369c6acf41d605eb3e430f6201608a2e9e33ddbb98966ff1bc78729fd204f772

  • SHA512

    42be1542e953f061562d9478541c919a082060b77f0231504de321f072bdd5f2ebc7e9258f324eb6d9a293d9e30aeea9a6952f2df49aa8584eb494af0ed67074

  • SSDEEP

    3072:AEqretTBF7EuFQvn/Y2FMLajQyAJFLa/vi44:Qrbn/Y2FM+kDZqviB

Malware Config

Extracted

Family

mercurialgrabber

C2

https://canary.discord.com/api/webhooks/882617809564233761/JQHqreMf4-hBQhfaGdeX22uMO6Ip4219CD5VU3iBKP-HmTO5pnyaKaFp3DaIZwfLSKOh

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.

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff393118bc88560e5d0ac69ec5beef8c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ff393118bc88560e5d0ac69ec5beef8c_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:1744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1744-0-0x0000000000700000-0x0000000000730000-memory.dmp

    Filesize

    192KB

  • memory/1744-1-0x00007FFC2C820000-0x00007FFC2D2E1000-memory.dmp

    Filesize

    10.8MB

  • memory/1744-2-0x000000001B2D0000-0x000000001B2E0000-memory.dmp

    Filesize

    64KB

  • memory/1744-8-0x000000001C630000-0x000000001C79A000-memory.dmp

    Filesize

    1.4MB

  • memory/1744-9-0x00007FFC2C820000-0x00007FFC2D2E1000-memory.dmp

    Filesize

    10.8MB