Analysis

  • max time kernel
    141s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/03/2024, 12:39

General

  • Target

    d1cee2f996073eab392bee37eb51401e48f25507117dc76778240cf4aa61e84a.exe

  • Size

    3.9MB

  • MD5

    aed5cc01fbf270373a2aef6b60321188

  • SHA1

    dc01f820fe63b24522408666ea931ce2620e844c

  • SHA256

    d1cee2f996073eab392bee37eb51401e48f25507117dc76778240cf4aa61e84a

  • SHA512

    1c86373ac6a49c15ff310b0fc4f8382651a95415edd3c7e3134eddafa91c50bcc0b517eaf14f140b58928b9417cabedd400d731bde66d4acfc8edc8f4c969370

  • SSDEEP

    49152:4Ghrl31id3A+UHy7VcAu8dLhd4NjA92qk53hj17Pwx:/rWa+XcAl4lwx

Malware Config

Extracted

Family

cobaltstrike

C2

http://81.69.242.185:443/Iqr1

Attributes
  • user_agent

    User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 5.1; Trident/4.0; GTB7.4; .NET4.0C)

Signatures

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d1cee2f996073eab392bee37eb51401e48f25507117dc76778240cf4aa61e84a.exe
    "C:\Users\Admin\AppData\Local\Temp\d1cee2f996073eab392bee37eb51401e48f25507117dc76778240cf4aa61e84a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Windows\System32\notepad.exe
      C:\Windows\System32\notepad.exe
      2⤵
        PID:3708
    • 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=1040 --field-trial-handle=2264,i,15001568551143786084,90255922961447677,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:3148

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/1612-0-0x00007FFD97290000-0x00007FFD97485000-memory.dmp

              Filesize

              2.0MB

            • memory/1612-1-0x0000016CF2D70000-0x0000016CF2D71000-memory.dmp

              Filesize

              4KB