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Analysis

  • max time kernel
    93s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/11/2024, 06:58 UTC

General

  • Target

    1bdf2d64894f6ae05948436ee261bc8492611aae9feca26751934c79e5aabf81.exe

  • Size

    784KB

  • MD5

    e07c386723cf4f814e6a8a6774813649

  • SHA1

    760e741c4177f63a2b050e8afb6a9fb3ac23f4e2

  • SHA256

    1bdf2d64894f6ae05948436ee261bc8492611aae9feca26751934c79e5aabf81

  • SHA512

    cf236c67d69d664676b3d2190f2719ee81e0f7404156a9a3e405fe35cac4288d29ce4398247f32e6425a103baf8e67f87553b4cca7706d9a2f28c3feaa585c4a

  • SSDEEP

    24576:DR+cl7X1BRnI6hmebOe19fNaBA+ZVvCnrkbDmdsQ:1+clb1BRntmeSK9fNaBA+ZVqrNd3

Malware Config

Extracted

Family

mercurialgrabber

C2

https://discord.com/api/webhooks/897281916594696252/GXBeXRQpAlm4tCQFFzK8Lo3HvApM27S7weWPV234nZ_z6r7XNlxx7P-AdodS9jkzznk0

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.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1bdf2d64894f6ae05948436ee261bc8492611aae9feca26751934c79e5aabf81.exe
    "C:\Users\Admin\AppData\Local\Temp\1bdf2d64894f6ae05948436ee261bc8492611aae9feca26751934c79e5aabf81.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:5108
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\batch.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3976
      • C:\Users\Admin\AppData\Local\Temp\archivo1.exe
        archivo1.exe -pTKrVj0QLiM@B -dC:\Users\Admin\AppData\Local\Temp
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4308
        • C:\Users\Admin\AppData\Local\Temp\archivo.exe
          "C:\Users\Admin\AppData\Local\Temp\archivo.exe"
          4⤵
          • Looks for VirtualBox Guest Additions in registry
          • Looks for VMWare Tools registry key
          • Checks BIOS information in registry
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Checks SCSI registry key(s)
          • Enumerates system info in registry
          PID:4684

Network

  • flag-us
    DNS
    241.150.49.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.150.49.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    216.254.1.23.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    216.254.1.23.in-addr.arpa
    IN PTR
    Response
    216.254.1.23.in-addr.arpa
    IN PTR
    a23-1-254-216deploystaticakamaitechnologiescom
  • flag-us
    DNS
    136.32.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    136.32.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    228.249.119.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    228.249.119.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    53.210.109.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    53.210.109.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    15.164.165.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    15.164.165.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    23.236.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    23.236.111.52.in-addr.arpa
    IN PTR
    Response
No results found
  • 8.8.8.8:53
    241.150.49.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    241.150.49.20.in-addr.arpa

  • 8.8.8.8:53
    216.254.1.23.in-addr.arpa
    dns
    71 B
    135 B
    1
    1

    DNS Request

    216.254.1.23.in-addr.arpa

  • 8.8.8.8:53
    136.32.126.40.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    136.32.126.40.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    228.249.119.40.in-addr.arpa
    dns
    73 B
    159 B
    1
    1

    DNS Request

    228.249.119.40.in-addr.arpa

  • 8.8.8.8:53
    53.210.109.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    53.210.109.20.in-addr.arpa

  • 8.8.8.8:53
    15.164.165.52.in-addr.arpa
    dns
    72 B
    146 B
    1
    1

    DNS Request

    15.164.165.52.in-addr.arpa

  • 8.8.8.8:53
    23.236.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    23.236.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\archivo.exe

    Filesize

    247KB

    MD5

    3b58d2e3bf6ecc62788d2ae9c9263993

    SHA1

    593cf703c9ec0337beabd33490dfba3611e4c8ff

    SHA256

    01a2341c90513bd7a5d4a0056d6fb2b738ded6815d69d658f75ece3ec69a0da5

    SHA512

    25941294c8be557c585d5b1439aa36eb2603c24376f7cd4afd71be9921b671f138fd5b51d2472b009c45af97077e53bbe4eda24abdd4e6b1fd51a0b535563a9a

  • C:\Users\Admin\AppData\Local\Temp\archivo1.exe

    Filesize

    430KB

    MD5

    3095813f46a4ce671fc905371093997a

    SHA1

    2336b50502e71536749e89e8a5b0699ad33bb0a5

    SHA256

    82e51d2f9029e76ebb1ac4bc86bb8c0d10b443398520e7718c9c697a0d834c78

    SHA512

    fd273825676df8050f049c45edae76ae4ccd6153fb4cc719be59ecc96b2d6b6257d25b6b91bee8228e30abf21960690bd7f9c52f477cdf64ee1704a35141b1ea

  • C:\Users\Admin\AppData\Local\Temp\batch.bat

    Filesize

    36B

    MD5

    486b32470cd742f64c8fb53028741c20

    SHA1

    0708eb80c6576b1a10c3edaaec6bf19ccc4a1c8f

    SHA256

    3a77cd2117a565ad1542fb2f3350efb0df2b0df44b62eaa1390762840873d4b1

    SHA512

    d0841a2643add340a97086ec61dbf5242147c113bdeb095563406e904504ec0fa7b8644c7d317ee7a2d906696066544209a974830d0484494c280aeefd93c73b

  • memory/4684-22-0x0000000000B40000-0x0000000000B82000-memory.dmp

    Filesize

    264KB

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