Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    26/03/2025, 05:05

General

  • Target

    84eb2c63dd363a740147908e0926d40eba7bbde57ee54759e43c667f6a1553dc.exe

  • Size

    42KB

  • MD5

    d50e6b03eadcf723526e7553ecc8a330

  • SHA1

    63887c4ccae831856040b02cf45033b523ea68ef

  • SHA256

    84eb2c63dd363a740147908e0926d40eba7bbde57ee54759e43c667f6a1553dc

  • SHA512

    76527773be283c7dc81ffea60fd632c68246d904c6c7b8ad22ca43bdffc5823e04f095c3b13ec844e097f804d940a64e576530b114df1c3b2da204b2caffdcf4

  • SSDEEP

    768:fqQ14KKqqI28Tj6rZDouZPLniTj4KZKfgm3Eh2W:S3NqH28TjQxLniTkF7EAW

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/875852675625910323/FZwPwtdHbLxfj83p3-xABK2PUL5UBlzHAHTw2lI2EK2mMFQEL_hHmyfy79QNMGnmavcJ

Signatures

  • Mercurial Grabber Stealer

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

  • Mercurialgrabber family
  • 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 3 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 2 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
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\84eb2c63dd363a740147908e0926d40eba7bbde57ee54759e43c667f6a1553dc.exe
    "C:\Users\Admin\AppData\Local\Temp\84eb2c63dd363a740147908e0926d40eba7bbde57ee54759e43c667f6a1553dc.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
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2616
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2616 -s 1400
      2⤵
        PID:2824

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2616-0-0x000007FEF53F3000-0x000007FEF53F4000-memory.dmp

      Filesize

      4KB

    • memory/2616-1-0x0000000000F50000-0x0000000000F60000-memory.dmp

      Filesize

      64KB

    • memory/2616-2-0x000007FEF53F0000-0x000007FEF5DDC000-memory.dmp

      Filesize

      9.9MB

    • memory/2616-3-0x000007FEF53F3000-0x000007FEF53F4000-memory.dmp

      Filesize

      4KB

    • memory/2616-4-0x000007FEF53F0000-0x000007FEF5DDC000-memory.dmp

      Filesize

      9.9MB

    • memory/2616-5-0x000007FEF53F0000-0x000007FEF5DDC000-memory.dmp

      Filesize

      9.9MB