General

  • Target

    2e66cb16e75f861a31f31dd404c8c5cf_JaffaCakes118

  • Size

    991KB

  • Sample

    241009-k14a6awfqg

  • MD5

    2e66cb16e75f861a31f31dd404c8c5cf

  • SHA1

    1e03a48da7f33c250f8a2aa867f101bf513e6ee1

  • SHA256

    98d8090944121b40e9b4d17b9d24f3fb5598dfbcd1c56a16440c1407b2f57392

  • SHA512

    e101cb6b4cac0bf660decdfc6633de670ca372b9049ceb37e21c7b1c2c6d0c7d8021b0b5a247d22b4e732235330d680047df182ba9d3e8dab709932f9e8d6128

  • SSDEEP

    12288:Q0VLFvth+w7GodQpbelTc9skItUkItpzDkjD6I3StlQWHWwjvgx:Q0vv/Nv+kTc9HIsaKHW

Malware Config

Extracted

Family

asyncrat

Version

0.5.7B

Mutex

Aakn1515knAakn1515kn!

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

  • pastebin_config

    https://pastebin.com/raw/uqaaCRiU

aes.plain

Targets

    • Target

      2e66cb16e75f861a31f31dd404c8c5cf_JaffaCakes118

    • Size

      991KB

    • MD5

      2e66cb16e75f861a31f31dd404c8c5cf

    • SHA1

      1e03a48da7f33c250f8a2aa867f101bf513e6ee1

    • SHA256

      98d8090944121b40e9b4d17b9d24f3fb5598dfbcd1c56a16440c1407b2f57392

    • SHA512

      e101cb6b4cac0bf660decdfc6633de670ca372b9049ceb37e21c7b1c2c6d0c7d8021b0b5a247d22b4e732235330d680047df182ba9d3e8dab709932f9e8d6128

    • SSDEEP

      12288:Q0VLFvth+w7GodQpbelTc9skItUkItpzDkjD6I3StlQWHWwjvgx:Q0vv/Nv+kTc9HIsaKHW

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Modifies WinLogon for persistence

    • System Binary Proxy Execution: Regsvcs/Regasm

      Abuse Regasm to proxy execution of malicious code.

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Indicator Removal: File Deletion

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

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks