General

  • Target

    a3ad43bf945a9448fbeeb1ce1a9eeb86910dd98c25600eb2eea37c665c90f948

  • Size

    1.5MB

  • Sample

    240515-p7jbsaaf43

  • MD5

    32187c18a470b54095365f8db359a671

  • SHA1

    3ce7f687006e176a5b1554e30decdfed60e35aae

  • SHA256

    a3ad43bf945a9448fbeeb1ce1a9eeb86910dd98c25600eb2eea37c665c90f948

  • SHA512

    a9873b6ac3f480ad881bee4fe52d960127696f816007ee1ed4a2511ff82f7cc10ec98ef16cdc2869b49b716d3453ee6a7d952a1988083d046ba05dd9d579449a

  • SSDEEP

    24576:92vbP2LX8eT+onZIeV1B/0ZGP5Ulz9xw0i0sx9rNqdy5/rwjXUx68BFrgPUv:9kyweTrZIQ8o2z9ST089BqurwLI7vMcv

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

Targets

    • Target

      a3ad43bf945a9448fbeeb1ce1a9eeb86910dd98c25600eb2eea37c665c90f948

    • Size

      1.5MB

    • MD5

      32187c18a470b54095365f8db359a671

    • SHA1

      3ce7f687006e176a5b1554e30decdfed60e35aae

    • SHA256

      a3ad43bf945a9448fbeeb1ce1a9eeb86910dd98c25600eb2eea37c665c90f948

    • SHA512

      a9873b6ac3f480ad881bee4fe52d960127696f816007ee1ed4a2511ff82f7cc10ec98ef16cdc2869b49b716d3453ee6a7d952a1988083d046ba05dd9d579449a

    • SSDEEP

      24576:92vbP2LX8eT+onZIeV1B/0ZGP5Ulz9xw0i0sx9rNqdy5/rwjXUx68BFrgPUv:9kyweTrZIQ8o2z9ST089BqurwLI7vMcv

    • Amadey

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

    • Detect ZGRat V1

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • ZGRat

      ZGRat is remote access trojan written in C#.

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

    • 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.

    • Drops startup file

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • 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

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Tasks