General

  • Target

    94051df301838c97cd14467783b6d89eb83028fa84134bd950f41a6b28394b92

  • Size

    3.9MB

  • Sample

    231014-a2nxrahh32

  • MD5

    fc5890b1354adc3507d3979367c3164e

  • SHA1

    27bc65b2cff5d693e84888fd3f6999a8dd92d15f

  • SHA256

    94051df301838c97cd14467783b6d89eb83028fa84134bd950f41a6b28394b92

  • SHA512

    1c35e1e292a5dd32033b401c844464adaa1487cb015b5d35caa7bf84dfdc30c7fa265e514e27a735610f375109d87608481e68ef3e4e8954a17614095ac91f33

  • SSDEEP

    49152:/SqZoEw/toW4K6a3vdjtIW9iCigvvkxp1/WJn6NkUjwAbiGtZqN6e9:/SqZ84FuhI97gvvCpXkUjwA7u

Malware Config

Extracted

Family

amadey

Version

3.89

C2

http://77.91.68.52/mac/index.php

http://77.91.68.78/help/index.php

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explonde.exe

  • strings_key

    916aae73606d7a9e02a1d3b47c199688

rc4.plain
rc4.plain

Extracted

Family

redline

Botnet

crazy

C2

77.91.124.82:19071

Attributes
  • auth_value

    ba4a10868a3fced942a9614406c7cd66

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

kukish

C2

77.91.124.55:19071

Extracted

Family

amadey

Version

3.83

C2

http://5.42.65.80/8bmeVwqx/index.php

Attributes
  • install_dir

    207aa4515d

  • install_file

    oneetx.exe

  • strings_key

    3e634dd0840c68ae2ced83c2be7bf0d4

rc4.plain

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

breha

C2

77.91.124.55:19071

Targets

    • Target

      94051df301838c97cd14467783b6d89eb83028fa84134bd950f41a6b28394b92

    • Size

      3.9MB

    • MD5

      fc5890b1354adc3507d3979367c3164e

    • SHA1

      27bc65b2cff5d693e84888fd3f6999a8dd92d15f

    • SHA256

      94051df301838c97cd14467783b6d89eb83028fa84134bd950f41a6b28394b92

    • SHA512

      1c35e1e292a5dd32033b401c844464adaa1487cb015b5d35caa7bf84dfdc30c7fa265e514e27a735610f375109d87608481e68ef3e4e8954a17614095ac91f33

    • SSDEEP

      49152:/SqZoEw/toW4K6a3vdjtIW9iCigvvkxp1/WJn6NkUjwAbiGtZqN6e9:/SqZ84FuhI97gvvCpXkUjwA7u

    • Amadey

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

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Mystic stealer payload

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • Mystic

      Mystic is an infostealer written in C++.

    • 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.

    • 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.

    • Detected potential entity reuse from brand microsoft.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
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

1
T1543

Windows Service

1
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

2
T1562.001

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

5
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks