Resubmissions

15/09/2026, 11:12

260915-navswatygv10

07/09/2026, 00:25

260907-aqql7sttav10

04/08/2026, 14:58

260804-sb5rpashpf10

04/08/2026, 06:06

260804-gt3t9seb3810

04/08/2026, 05:43

260804-gey8jaw1bx10

24/07/2026, 07:14

260724-h2zy1svbmg10

24/07/2026, 07:09

260724-hy9ztatwfy10

24/07/2026, 06:50

260724-hmdggahn6v10

21/07/2026, 16:13

260721-tpe9macc423

21/07/2026, 16:00

260721-tfvb7axvcy10

General

  • Target
    Downloaders.zip
  • Size 12KB
  • Sample260804-gt3t9seb38
  • SHA256 16930620b3b9166e0ffbd98f5d5b580c9919fd6ccdcc74fb996f53577f508267
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • metasploit

Version
  • windows/reverse_tcp

C2
  • 121.40.98.24:6666

Extracted

Family
  • cobaltstrike

Botnet
  • 391144938

C2
  • http://117.72.191.140:8028/updates.rss

Attributes
  • access_type

    512

  • host

    117.72.191.140,/updates.rss

  • http_header1

    AAAABwAAAAAAAAADAAAABgAAAAZDb29raWUAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_header2

    AAAACgAAACZDb250ZW50LVR5cGU6IGFwcGxpY2F0aW9uL29jdGV0LXN0cmVhbQAAAAcAAAAAAAAABQAAAAJpZAAAAAcAAAABAAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=

  • http_method1

    GET

  • http_method2

    POST

  • polling_time

    60000

  • port_number

    8028

  • sc_process32

    %windir%\syswow64\rundll32.exe

  • sc_process64

    %windir%\sysnative\rundll32.exe

  • state_machine

    MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCs8wQRJjerDbjKrECrYu+IhVM4rNj4R7lUwHHaq2m5JLyhR+PObavdJRkxwKNFUOKiZnVlkYR5ShBjArd267g+bQI6HcQYUsE7tv8o8GHdzc1t0MD+oIbdxzWw6Rsa2o3CmSrDvp9BCkDkAsxlLuthzMAlyCLHn83ESMwpUmsrRwIDAQABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • unknown1

    4096

  • unknown2

    AAAABAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==

  • uri

    /submit.php

  • user_agent

    Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; MALCJS)

  • watermark

    391144938

Extracted

Family
  • animateclipper

C2
  • bsc.blockrazor.xyz

Mutex
  • update-S-2-5-26-24247216-2331352693-3112950123

Wallets
  • 0x8C9C95A830b7E7e86f2f12DB88e911499A6f695f

  • 1MuxHw4UUTsGtrYPa648xU822QEnCa7Hdq

  • 3CPNSyRZWCpe2RMZ8ZysPkjcJAQJErecTZ

  • 4x5U5QpXi4pNnDK9hpmZnV1gYNw78Ns1NWn5KtK5sksc

  • DBwmTibJfzs4nSnpDDsEjfmYqK3MUJDAfy

  • JZQCYTRBUGZR6TD6BLJXMB2ZYXI72CKFYPFGD5MP7K6FFV4XQ6QUFCRNEQ

  • LLSz2i1z6cjdqP34P6n78fCmpEoNAXFEu6

  • MWYxRmLZctVa7QcgiWemXGpvWc4drZBEPj

  • RSqNyaTeGjdbe8541bLG4UWU3jzx9oFGaj

  • TPtJCKJJDbLLPE7Mo9CZHw9RVWKV1hXcJJ

  • UQBEMPCcI_zn2UlBL-7r42fMHr6idU5ph9A_PbQP5lyRSCtd

  • XnbXJUXVRHXP6ejoieGzReP9GTFGvtkEjG

  • bc1phpyljll0vkjaukl33mmxfgcn030fe3rr3kt3lx9tvel7pap72rcsg5shm0

  • bc1qjmmnmjl54c8fzv8s4uvfsklgxe5hwe94kqaxh2

  • cosmos1tddarrjtgstsnutx9qpamsfjkpjjq52arpxklr

  • ltc1q3h79hhtvg0h66wyd9cjy20mzcwjdkcfj60cshz

  • qr6ca92nljwal2gct7wy2cjcnr7ksxmtwggt2ryz9y

  • rhFkjpX2kAUVSGGh9ZvGUYsyYMhSgUz14z

Attributes
  • auth_token

    91c5546b-f7c7-40aa-833d-515aa2cb49f6

  • contract

    0x6936edc505501EBB2F202C985a021a06f1c10C9E

  • headers

    Authorization: 91c5546b-f7c7-40aa-833d-515aa2cb49f6

    Content-Type: application/x-www-form-urlencoded

Extracted

Family
  • quasar

Version
  • 1.4.1

Botnet
  • Office04

C2
  • 94.158.245.53:9992

Mutex
  • 4abbc77f-27e2-4983-8fe9-6fafbfb7627b

Attributes
  • encryption_key

    F5CCD6560C6A9C857BE240A8EE0DF9CF88BC3B2B

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target
      4363463463464363463463463.exe
    • Size 10KB
    • SHA256 2fcad226b17131da4274e1b9f8f31359bdd325c9568665f08fd1f6c5d06a23ce
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Cobaltstrike

      Detected malicious payload which is part of Cobaltstrike.

    • Family: MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Family: NanoCore

      NanoCore is a remote access tool (RAT) with a variety of capabilities.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Target
      New Text Document mod.exe
    • Size 8KB
    • SHA256 2e2e035ece4accdee838ecaacdc263fa526939597954d18d1320d73c8bf810c2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects AnimateClipper

    • Family: AnimateClipper,ZigClipper

      AnimateClipper is a Windows crypto clipper that hijacks the clipboard to swap wallet addresses.

    • Downloads MZ/PE file

    • Manipulates Digital Signatures

      Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to make their binary seem validly signed.

    • Signed with revoked ConnectWise certificate

      Binary is signed using a ConnectWise certificate revoked for key compromise.

    • Creates new service(s)

    • Executes dropped EXE

    • Loads dropped DLL

    • Stops running service(s)

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Target
      New Text Document mod.exse
    • Size 8KB
    • SHA256 2e2e035ece4accdee838ecaacdc263fa526939597954d18d1320d73c8bf810c2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects AnimateClipper

    • Family: AnimateClipper,ZigClipper

      AnimateClipper is a Windows crypto clipper that hijacks the clipboard to swap wallet addresses.

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Family: xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Quasar payload

    • XMRig Miner payload

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Deletes system backups

      Uses wbadmin.exe to inhibit system recovery.

    • Downloads MZ/PE file

    • Manipulates Digital Signatures

      Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to make their binary seem validly signed.

    • Modifies Windows Firewall

    • Signed with revoked ConnectWise certificate

      Binary is signed using a ConnectWise certificate revoked for key compromise.

    • Creates new service(s)

    • Executes dropped EXE

    • Loads dropped DLL

    • Stops running service(s)

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks