General

  • Target

    a91f71fda1d765da071a33e60008cd9c999ab652acf8e44734942a3ed52d0b1b

  • Size

    1.7MB

  • Sample

    240515-a442ragg3t

  • MD5

    c75379fd2ce248f3c7c4c1f87aaf5881

  • SHA1

    ba6698fb49326316724d9783893ceacd9981efa0

  • SHA256

    a91f71fda1d765da071a33e60008cd9c999ab652acf8e44734942a3ed52d0b1b

  • SHA512

    cfbd9b98076d678122f4866b49cf710c487a0500d9f32ecf82f2496bfd281868e39dfa38beb32784497cb14ed76d4ee4bd8cafcdb47e6f35b02c1c7c6c95633c

  • SSDEEP

    49152:Fq/R36U17fWFkzC9TVLq4Px3QYC9Wq0cn3RXsCHrn:CR369CGTVLd3QYVWR8Cj

Malware Config

Extracted

Family

amadey

Version

4.20

C2

http://5.42.96.141

http://5.42.96.7

Attributes
  • install_dir

    908f070dff

  • install_file

    explorku.exe

  • strings_key

    b25a9385246248a95c600f9a061438e1

  • url_paths

    /go34ko8/index.php

rc4.plain
rc4.plain

Extracted

Family

risepro

C2

147.45.47.126:58709

Extracted

Family

redline

Botnet

@CLOUDYTTEAM

C2

185.172.128.33:8970

Extracted

Family

redline

Botnet

1

C2

185.215.113.67:26260

Extracted

Family

stealc

C2

http://49.13.229.86

Attributes
  • url_path

    /c73eed764cc59dcb.php

Targets

    • Target

      a91f71fda1d765da071a33e60008cd9c999ab652acf8e44734942a3ed52d0b1b

    • Size

      1.7MB

    • MD5

      c75379fd2ce248f3c7c4c1f87aaf5881

    • SHA1

      ba6698fb49326316724d9783893ceacd9981efa0

    • SHA256

      a91f71fda1d765da071a33e60008cd9c999ab652acf8e44734942a3ed52d0b1b

    • SHA512

      cfbd9b98076d678122f4866b49cf710c487a0500d9f32ecf82f2496bfd281868e39dfa38beb32784497cb14ed76d4ee4bd8cafcdb47e6f35b02c1c7c6c95633c

    • SSDEEP

      49152:Fq/R36U17fWFkzC9TVLq4Px3QYC9Wq0cn3RXsCHrn:CR369CGTVLd3QYVWR8Cj

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect ZGRat V1

    • RedLine

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

    • RedLine payload

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Stealc

      Stealc is an infostealer written in C++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks