General

  • Target

    29875a0c839384a03388b632bea813ba.exe

  • Size

    974KB

  • Sample

    230222-pmrgnada9v

  • MD5

    29875a0c839384a03388b632bea813ba

  • SHA1

    37647c311041938f7f3c4e9d4a588750874effc1

  • SHA256

    2e472c2bd9c0caf6d7137d706396c28b4482e924f9cc66dd34ea68919e28c835

  • SHA512

    7fd6550781390aac7b6cd0d4216da38c907a3b8be64f7f1d99fe2c4491ed4899032823ee2364df5cdaa3cedf99fb4f8eae143a239ba18c5b53058d2085a73936

  • SSDEEP

    24576:hywaTQQVo5tpncjbQqVfA8PNxZI7WzufV:UwBpnwnNAUBnz

Malware Config

Extracted

Family

redline

C2

85.31.44.66:17742

168.119.228.126:11552

Attributes
  • auth_value

    e9a89e5b72a729171b1655add99ee280

Extracted

Family

redline

Botnet

ronur

C2

193.233.20.20:4134

Attributes
  • auth_value

    f88f86755a528d4b25f6f3628c460965

Extracted

Family

redline

Botnet

funka

C2

193.233.20.20:4134

Attributes
  • auth_value

    cdb395608d7ec633dce3d2f0c7fb0741

Extracted

Family

amadey

Version

3.67

C2

193.233.20.15/dF30Hn4m/index.php

Extracted

Family

amadey

Version

3.66

C2

62.204.41.88/9vdVVVjsw/index.php

Extracted

Family

amadey

Version

3.65

C2

77.73.134.27/8bmdh3Slb2/index.php

Targets

    • Target

      29875a0c839384a03388b632bea813ba.exe

    • Size

      974KB

    • MD5

      29875a0c839384a03388b632bea813ba

    • SHA1

      37647c311041938f7f3c4e9d4a588750874effc1

    • SHA256

      2e472c2bd9c0caf6d7137d706396c28b4482e924f9cc66dd34ea68919e28c835

    • SHA512

      7fd6550781390aac7b6cd0d4216da38c907a3b8be64f7f1d99fe2c4491ed4899032823ee2364df5cdaa3cedf99fb4f8eae143a239ba18c5b53058d2085a73936

    • SSDEEP

      24576:hywaTQQVo5tpncjbQqVfA8PNxZI7WzufV:UwBpnwnNAUBnz

    • Amadey

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

    • Detects PseudoManuscrypt payload

    • Modifies Windows Defender Real-time Protection settings

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • PseudoManuscrypt

      PseudoManuscrypt is a malware Lazarus’s Manuscrypt targeting government organizations and ICS.

    • RedLine

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

    • RedLine payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Uses the VBS compiler for execution

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

4
T1112

Disabling Security Tools

2
T1089

Scripting

1
T1064

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks