General

  • Target

    9e972f0a8028ddcb1607eb68285daeed82698a75cda648ca973ca0856a9c858a

  • Size

    1.8MB

  • Sample

    240425-j6jchaha61

  • MD5

    03d7ce2625f41608ae71f4fabf4d391d

  • SHA1

    c396d4c513df5a76bcba97db966c98d378262854

  • SHA256

    9e972f0a8028ddcb1607eb68285daeed82698a75cda648ca973ca0856a9c858a

  • SHA512

    7d97f4b996c2efa5aa92093a3b64fe3d45d61a606297b228f25f7b1a57eabf236461c35e7615dae21167fa02913c0c7a512da32070287896f6c8a1194aadd1d7

  • SSDEEP

    49152:03/bnqxRT3In44/3gItQ7+2QRmFx5MAuac:0jnI3In42RANbjc

Malware Config

Extracted

Family

amadey

Version

4.20

C2

http://193.233.132.139

Attributes
  • install_dir

    5454e6f062

  • install_file

    explorta.exe

  • strings_key

    c7a869c5ba1d72480093ec207994e2bf

  • url_paths

    /sev56rkm/index.php

rc4.plain

Extracted

Family

amadey

Version

4.17

C2

http://193.233.132.167

Attributes
  • install_dir

    4d0ab15804

  • install_file

    chrosha.exe

  • strings_key

    1a9519d7b465e1f4880fa09a6162d768

  • url_paths

    /enigma/index.php

rc4.plain

Targets

    • Target

      9e972f0a8028ddcb1607eb68285daeed82698a75cda648ca973ca0856a9c858a

    • Size

      1.8MB

    • MD5

      03d7ce2625f41608ae71f4fabf4d391d

    • SHA1

      c396d4c513df5a76bcba97db966c98d378262854

    • SHA256

      9e972f0a8028ddcb1607eb68285daeed82698a75cda648ca973ca0856a9c858a

    • SHA512

      7d97f4b996c2efa5aa92093a3b64fe3d45d61a606297b228f25f7b1a57eabf236461c35e7615dae21167fa02913c0c7a512da32070287896f6c8a1194aadd1d7

    • SSDEEP

      49152:03/bnqxRT3In44/3gItQ7+2QRmFx5MAuac:0jnI3In42RANbjc

    • Amadey

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

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • 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.

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

2
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Collection

Data from Local System

3
T1005

Tasks