General

  • Target

    2dd40beb048efe94f7a62ac83f95a5da2815e05a248ef970dff3f20a4eb8f609

  • Size

    681KB

  • Sample

    241206-sdggwayncl

  • MD5

    00e1431f15d4e7d7521adaf56d1cf9eb

  • SHA1

    63c4a9d2327a46296e4d54c9baeb20f683ec9d87

  • SHA256

    2dd40beb048efe94f7a62ac83f95a5da2815e05a248ef970dff3f20a4eb8f609

  • SHA512

    c0e78ad73ffa3f4c0ab94ce0e21dd3cb0638cdbccbe5b3bcd0d841193a11fbd3485c176b010c3196b21d940dfa5b18f09f53e3dfdd28c5ba881df1637584118d

  • SSDEEP

    12288:Cp1zzClVwk1lf0PmOPRQBsoNiDgOIu9diWKg0p2/DqJg7:Cpx8VwkiWaUOIuXZ

Malware Config

Extracted

Family

redline

Botnet

JAPANPORN

C2

45.134.225.35:7821

Attributes
  • auth_value

    18d8418fe71c08942d2ddd0435edb9e5

Extracted

Family

asyncrat

Version

0.5.7B

Botnet

3333----Japanese----3333

Mutex

Aakn1515knAakn1515kn!

Attributes
  • delay

    3

  • install

    false

  • install_folder

    %AppData%

  • pastebin_config

    https://pastebin.com/raw/uqaaCRiU

aes.plain

Targets

    • Target

      2dd40beb048efe94f7a62ac83f95a5da2815e05a248ef970dff3f20a4eb8f609

    • Size

      681KB

    • MD5

      00e1431f15d4e7d7521adaf56d1cf9eb

    • SHA1

      63c4a9d2327a46296e4d54c9baeb20f683ec9d87

    • SHA256

      2dd40beb048efe94f7a62ac83f95a5da2815e05a248ef970dff3f20a4eb8f609

    • SHA512

      c0e78ad73ffa3f4c0ab94ce0e21dd3cb0638cdbccbe5b3bcd0d841193a11fbd3485c176b010c3196b21d940dfa5b18f09f53e3dfdd28c5ba881df1637584118d

    • SSDEEP

      12288:Cp1zzClVwk1lf0PmOPRQBsoNiDgOIu9diWKg0p2/DqJg7:Cpx8VwkiWaUOIuXZ

    • AsyncRat

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

    • Asyncrat family

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Redline family

    • 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