General

  • Target

    1493b2c821d854fc10c50a7e722b9ec1251ee5311d594c436e71fe0dfa9b6a28

  • Size

    1.5MB

  • Sample

    231101-fkbtracg84

  • MD5

    a8fd6b64a1e3eb9377f43af606cff70c

  • SHA1

    d14f77a18ba2fbbedb6d1ab9a54da4551b7d6775

  • SHA256

    1493b2c821d854fc10c50a7e722b9ec1251ee5311d594c436e71fe0dfa9b6a28

  • SHA512

    c2703f88262fc7440a5add7521b33ed5a7a793ab07e46d3956ea6a7795496c4c4da52a7da0647da3a809639793ae488e2e89e2a5679e3562a6fe0164460f6abf

  • SSDEEP

    24576:5yMy79Rr1O9EsfNAa5V9OP8zQ/a9R8OI+M6eXTEEvVpacC+z9O6:sX7L1O9EnT8zcQRlIoeXYEvVpeX

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

grome

C2

77.91.124.86:19084

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Extracted

Family

redline

Botnet

kinza

C2

77.91.124.86:19084

Extracted

Family

redline

Botnet

pixelnew

C2

194.49.94.11:80

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      1493b2c821d854fc10c50a7e722b9ec1251ee5311d594c436e71fe0dfa9b6a28

    • Size

      1.5MB

    • MD5

      a8fd6b64a1e3eb9377f43af606cff70c

    • SHA1

      d14f77a18ba2fbbedb6d1ab9a54da4551b7d6775

    • SHA256

      1493b2c821d854fc10c50a7e722b9ec1251ee5311d594c436e71fe0dfa9b6a28

    • SHA512

      c2703f88262fc7440a5add7521b33ed5a7a793ab07e46d3956ea6a7795496c4c4da52a7da0647da3a809639793ae488e2e89e2a5679e3562a6fe0164460f6abf

    • SSDEEP

      24576:5yMy79Rr1O9EsfNAa5V9OP8zQ/a9R8OI+M6eXTEEvVpacC+z9O6:sX7L1O9EnT8zcQRlIoeXYEvVpeX

    • 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

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • 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

Modify Registry

3
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

1
T1562.001

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Impact

Service Stop

1
T1489

Tasks