General

  • Target

    explorhe.exe

  • Size

    790KB

  • Sample

    240120-xgvk5aegal

  • MD5

    b7668e16e00cfa7aab4fd5833311a9d3

  • SHA1

    81f2ecd89774c56e0cc9cdb9dfe273df76dfefa7

  • SHA256

    3954d6aa2f5fdf62fd9ee50c08eb85a4a3efc7393f7c9ef930bc38dac4ab7366

  • SHA512

    7e2146e5e8b28830208a92ddcb57075fd0e046856c0564e3faf5f0d71a6dbe5454c16b45664da4277de795eb53f1be447de4aae2a0a5a0d12eefe9d5be6d96e4

  • SSDEEP

    12288:r9SJ++jmIFElFpRqH1YWGn1Io7YNQZDzdYD/jGW/nSkxgsDggauUPnIpm68fuvQR:r0g9/nREmWGn/wQFRHW/nSkx4dk4qo

Malware Config

Extracted

Family

amadey

Version

4.15

C2

http://185.215.113.68

Attributes
  • install_dir

    d887ceb89d

  • install_file

    explorhe.exe

  • strings_key

    7cadc181267fafff9df8503e730d60e1

  • url_paths

    /theme/index.php

rc4.plain

Extracted

Family

redline

Botnet

@Pixelscloud

C2

94.156.65.198:13781

Extracted

Family

redline

Botnet

LiveTraffic

C2

20.79.30.95:33223

Extracted

Family

redline

Botnet

2024

C2

195.20.16.103:20440

Extracted

Family

redline

Botnet

@RLREBORN Cloud TG: @FATHEROFCARDERS)

C2

141.95.211.148:46011

Extracted

Family

smokeloader

Version

2022

C2

http://trad-einmyus.com/index.php

http://tradein-myus.com/index.php

http://trade-inmyus.com/index.php

rc4.i32
rc4.i32

Extracted

Family

stealc

C2

http://185.172.128.79

Attributes
  • url_path

    /3886d2276f6914c4.php

rc4.plain

Extracted

Family

redline

Botnet

Legaa

C2

185.172.128.33:38294

Targets

    • Target

      explorhe.exe

    • Size

      790KB

    • MD5

      b7668e16e00cfa7aab4fd5833311a9d3

    • SHA1

      81f2ecd89774c56e0cc9cdb9dfe273df76dfefa7

    • SHA256

      3954d6aa2f5fdf62fd9ee50c08eb85a4a3efc7393f7c9ef930bc38dac4ab7366

    • SHA512

      7e2146e5e8b28830208a92ddcb57075fd0e046856c0564e3faf5f0d71a6dbe5454c16b45664da4277de795eb53f1be447de4aae2a0a5a0d12eefe9d5be6d96e4

    • SSDEEP

      12288:r9SJ++jmIFElFpRqH1YWGn1Io7YNQZDzdYD/jGW/nSkxgsDggauUPnIpm68fuvQR:r0g9/nREmWGn/wQFRHW/nSkx4dk4qo

    • Amadey

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

    • Detect ZGRat V1

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Stealc

      Stealc is an infostealer written in C++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Blocklisted process makes network request

    • Creates new service(s)

    • Downloads MZ/PE file

    • Stops running service(s)

    • 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

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Query Registry

5
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Impact

Service Stop

1
T1489

Tasks