General

  • Target

    fab6f5c11615b7b2814ab9e02d105f196c0781e19b5f67dc716b1f0f5cf0f141

  • Size

    1.9MB

  • Sample

    240329-vmq4sadg27

  • MD5

    c4414cc9ec67035a4edb2f20cc56fcdd

  • SHA1

    3b48efb50dcb74a1f3a71498d8b33aa802a85c3f

  • SHA256

    fab6f5c11615b7b2814ab9e02d105f196c0781e19b5f67dc716b1f0f5cf0f141

  • SHA512

    2b1e9d21a0c7788e4d2b83c82163414ef38ec91ec9401a175623056c16779448380bebc5da7d3325775147ed05eb3cfa4b3005d63267111618c5eab5377ba909

  • SSDEEP

    49152:P/Cj9A6yiVvzsB4DReBG6BWphrxxjB8KrEm+sNEdPR241r:XCxy2uokBfApfxj3rEmhaPRJ1

Malware Config

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Targets

    • Target

      fab6f5c11615b7b2814ab9e02d105f196c0781e19b5f67dc716b1f0f5cf0f141

    • Size

      1.9MB

    • MD5

      c4414cc9ec67035a4edb2f20cc56fcdd

    • SHA1

      3b48efb50dcb74a1f3a71498d8b33aa802a85c3f

    • SHA256

      fab6f5c11615b7b2814ab9e02d105f196c0781e19b5f67dc716b1f0f5cf0f141

    • SHA512

      2b1e9d21a0c7788e4d2b83c82163414ef38ec91ec9401a175623056c16779448380bebc5da7d3325775147ed05eb3cfa4b3005d63267111618c5eab5377ba909

    • SSDEEP

      49152:P/Cj9A6yiVvzsB4DReBG6BWphrxxjB8KrEm+sNEdPR241r:XCxy2uokBfApfxj3rEmhaPRJ1

    • Amadey

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

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • 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.

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

2
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Tasks