Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/04/2024, 08:59

General

  • Target
    e9a07674a035bb2a1e4f233c41269edd_JaffaCakes118.exe
  • Size 42KB
  • Sample240409-kx75yabc46
  • SHA256 c2603d684ad273865985ea6e7ce27c9236e173d7633a72f2378a1309d9ec77ac
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • mercurialgrabber

C2
  • https://discord.com/api/webhooks/882954273980284939/Oo5CKwHMkILgJiucQhx_aJyEIHFxNaStS_Rgc-0H9Qm-hz7qs9oDqPvJxh_FmBs3dflH

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.

  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9a07674a035bb2a1e4f233c41269edd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e9a07674a035bb2a1e4f233c41269edd_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
    PID:2940
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4160 --field-trial-handle=2232,i,9772508353233483703,11473701862007458502,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2044

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/2940-0-0x0000000000840000-0x0000000000850000-memory.dmp

          memory/2940-2-0x00007FFED1900000-0x00007FFED23C1000-memory.dmp

          memory/2940-3-0x00007FFED1900000-0x00007FFED23C1000-memory.dmp