General

  • Target

    773070e1373913ea1709dde27c293ceca45fa966a83cba6a0483954b94253f78.exe

  • Size

    1.9MB

  • Sample

    240326-c28chaeg5s

  • MD5

    8b176c80a6ff69b7beb12254dfaac8ee

  • SHA1

    a51457eb62364526addd00b610cb1e16c7d3918d

  • SHA256

    773070e1373913ea1709dde27c293ceca45fa966a83cba6a0483954b94253f78

  • SHA512

    2eca1765e9d9ab3859fbcfa444125a396d420e194295ecd6f293e6b9d989de85e7b9fbeffe33590274c85ecdcb6939e81c2856c863a57f668df5b01ca0d66c0e

  • SSDEEP

    49152:2Tqur9h3ToEg0fCmS2tmjTNvlHSbF6X88nDQz90b5OrPsxQTrnaG:233ToEg0fFmjBvxSu88DQ90b5ODs0

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

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

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Targets

    • Target

      773070e1373913ea1709dde27c293ceca45fa966a83cba6a0483954b94253f78.exe

    • Size

      1.9MB

    • MD5

      8b176c80a6ff69b7beb12254dfaac8ee

    • SHA1

      a51457eb62364526addd00b610cb1e16c7d3918d

    • SHA256

      773070e1373913ea1709dde27c293ceca45fa966a83cba6a0483954b94253f78

    • SHA512

      2eca1765e9d9ab3859fbcfa444125a396d420e194295ecd6f293e6b9d989de85e7b9fbeffe33590274c85ecdcb6939e81c2856c863a57f668df5b01ca0d66c0e

    • SSDEEP

      49152:2Tqur9h3ToEg0fCmS2tmjTNvlHSbF6X88nDQz90b5OrPsxQTrnaG:233ToEg0fFmjBvxSu88DQ90b5ODs0

    • 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

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

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Tasks