General

  • Target

    file.exe

  • Size

    6.5MB

  • Sample

    230613-seflzagg54

  • MD5

    d058070185ce0073e1985adf8ec980c1

  • SHA1

    f386ba812dde59f9f5dc6225ac76c5395c51658f

  • SHA256

    56a337b72603f3c64d01687525a5159b7e6ca99e1218fceee30e4add7062995b

  • SHA512

    65e8c878e6713507479608971086770a093c9ef17d525295bd1392e0540eac6f6bd743fb453560fcb3f41147c0baacd3896cad33f673ef86c51daa747b468dae

  • SSDEEP

    196608:8LxItOkvQML7XD13Uxy87lPKpFIey6Jre:8utrvZfXp3ey87lkFBy6

Malware Config

Extracted

Family

amadey

Version

3.83

C2

45.9.74.80/0bjdn2Z/index.php

Extracted

Family

smokeloader

Botnet

pub5

Extracted

Family

smokeloader

Version

2022

C2

http://aapu.at/tmp/

http://poudineh.com/tmp/

http://firsttrusteedrx.ru/tmp/

http://kingpirate.ru/tmp/

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

gcleaner

C2

45.12.253.56

45.12.253.72

45.12.253.98

45.12.253.75

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      file.exe

    • Size

      6.5MB

    • MD5

      d058070185ce0073e1985adf8ec980c1

    • SHA1

      f386ba812dde59f9f5dc6225ac76c5395c51658f

    • SHA256

      56a337b72603f3c64d01687525a5159b7e6ca99e1218fceee30e4add7062995b

    • SHA512

      65e8c878e6713507479608971086770a093c9ef17d525295bd1392e0540eac6f6bd743fb453560fcb3f41147c0baacd3896cad33f673ef86c51daa747b468dae

    • SSDEEP

      196608:8LxItOkvQML7XD13Uxy87lPKpFIey6Jre:8utrvZfXp3ey87lkFBy6

    • Amadey

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

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

    • Glupteba

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

    • Glupteba payload

    • Modifies security service

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • 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.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

3
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Impair Defenses

1
T1562

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

5
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks