General

  • Target

    a8548f20f5d65b11e68755717bc0536c0021f3cd0ce1fcbbafd67a64ad226d96

  • Size

    1.0MB

  • Sample

    230321-s7btgsbg67

  • MD5

    340490a57f8721238c86e736f86312c0

  • SHA1

    5fd48040d74b4782af1f246e58587828bccbb0f7

  • SHA256

    a8548f20f5d65b11e68755717bc0536c0021f3cd0ce1fcbbafd67a64ad226d96

  • SHA512

    a94dc9f73b53f41cc5418466d9cac7d2908ef7f6885716493eaf10ea71b42aabd22b6ed2e6cb5bfbb859af588c13a1fb5feb3432414e206a6468ca1dfdeeef9b

  • SSDEEP

    24576:XytF6vLruy0pNhDX9oipRFgvF8QR+E0+UX:iz6vR0vJoY3U81Ep

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://www.mdegmm.com/pdf/debug2.ps1

Extracted

Family

redline

Botnet

gena

C2

193.233.20.30:4125

Attributes
  • auth_value

    93c20961cb6b06b2d5781c212db6201e

Extracted

Family

redline

Botnet

vint

C2

193.233.20.30:4125

Attributes
  • auth_value

    fb8811912f8370b3d23bffda092d88d0

Extracted

Family

amadey

Version

3.68

C2

62.204.41.87/joomla/index.php

Extracted

Family

aurora

C2

212.87.204.93:8081

Targets

    • Target

      a8548f20f5d65b11e68755717bc0536c0021f3cd0ce1fcbbafd67a64ad226d96

    • Size

      1.0MB

    • MD5

      340490a57f8721238c86e736f86312c0

    • SHA1

      5fd48040d74b4782af1f246e58587828bccbb0f7

    • SHA256

      a8548f20f5d65b11e68755717bc0536c0021f3cd0ce1fcbbafd67a64ad226d96

    • SHA512

      a94dc9f73b53f41cc5418466d9cac7d2908ef7f6885716493eaf10ea71b42aabd22b6ed2e6cb5bfbb859af588c13a1fb5feb3432414e206a6468ca1dfdeeef9b

    • SSDEEP

      24576:XytF6vLruy0pNhDX9oipRFgvF8QR+E0+UX:iz6vR0vJoY3U81Ep

    • Amadey

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

    • Aurora

      Aurora is a crypto wallet stealer written in Golang.

    • Detect rhadamanthys stealer shellcode

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • Blocklisted process makes network request

    • 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.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Execution

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

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Remote System Discovery

1
T1018

Collection

Data from Local System

2
T1005

Tasks