Analysis

  • max time kernel
    143s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-08-2022 09:14

General

  • Target

    ImageLogger.exe

  • Size

    42KB

  • MD5

    d72a168b68aa5278af5226db1f59a6fb

  • SHA1

    01a658c3349286ba4a6dc34368d967fad859b01d

  • SHA256

    c7cc706fcd020a019209a94f2efac24215f1b5cb0a964336b443a0ea70d24fa3

  • SHA512

    625f95c12eb4038a9cefb74e9111e5347060b30f0f3004959d8b44af941a8d2d1db993f3bcd76ebc2f071aa76639c0200c1b6b74921dca599a36d98e22dc6345

  • SSDEEP

    768:KJ3S9d04lMmcgmpduZ4Ls9TjCKZKfgm3EhWO:KJG0AWpzLs9T+F7EMO

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/971211548544618506/14fNrE_WgfMdX-C1GRaEBZFXaq4YJP6FiYBNoZBmzVXQtH76hGEshw8B-Tczk-M6JPkm

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
  • Looks up external IP address via web service 4 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.

  • Program crash 1 IoCs
  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ImageLogger.exe
    "C:\Users\Admin\AppData\Local\Temp\ImageLogger.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
    • Suspicious use of WriteProcessMemory
    PID:1036
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 1036 -s 1912
      2⤵
      • Program crash
      PID:1116

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1036-54-0x0000000000280000-0x0000000000290000-memory.dmp

    Filesize

    64KB

  • memory/1116-55-0x0000000000000000-mapping.dmp