General

  • Target

    B7F0467EA05CDB14EEA0F67FD09E8BC6.exe

  • Size

    78KB

  • Sample

    240801-q2y1qatbjl

  • MD5

    b7f0467ea05cdb14eea0f67fd09e8bc6

  • SHA1

    231ee0739e614251bc3d648885c77f6f8d0cbd58

  • SHA256

    111aa30a320d763f875d21e66345c86e8580ccbe0d50e99733991caff1d2201b

  • SHA512

    21fb8ab40f31987ebf977983012035d29034471c0f84779a636857e9a52110856155bc6ead9ac2e34dc29cbdee82c98941e4eafa4c7f73dac01b65b76c26ac97

  • SSDEEP

    1536:d6zKpOqlUTuWJR5UpJN6almL4REvOWTt0BO5FHBas9hhQ0YH:0zOOqeSQLUpJNflJEWWp0Q5z59hm7H

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

127.0.0.1:6606

127.0.0.1:7707

127.0.0.1:8808

parsher.ddnsfree.com:6606

parsher.ddnsfree.com:7707

parsher.ddnsfree.com:8808

Mutex

fakET5WLXUHP

Attributes
  • delay

    3

  • install

    false

  • install_file

    System32.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      B7F0467EA05CDB14EEA0F67FD09E8BC6.exe

    • Size

      78KB

    • MD5

      b7f0467ea05cdb14eea0f67fd09e8bc6

    • SHA1

      231ee0739e614251bc3d648885c77f6f8d0cbd58

    • SHA256

      111aa30a320d763f875d21e66345c86e8580ccbe0d50e99733991caff1d2201b

    • SHA512

      21fb8ab40f31987ebf977983012035d29034471c0f84779a636857e9a52110856155bc6ead9ac2e34dc29cbdee82c98941e4eafa4c7f73dac01b65b76c26ac97

    • SSDEEP

      1536:d6zKpOqlUTuWJR5UpJN6almL4REvOWTt0BO5FHBas9hhQ0YH:0zOOqeSQLUpJNflJEWWp0Q5z59hm7H

    • AsyncRat

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

    • Async RAT payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • UPX packed file

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

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks