General

  • Target

    a47e4ba5794dfd910a1402833d5f379e

  • Size

    3.9MB

  • Sample

    240225-yzs1pabb67

  • MD5

    a47e4ba5794dfd910a1402833d5f379e

  • SHA1

    37963628fd5ef4fbf99e03145374a31c99e54685

  • SHA256

    723e570331aa3284a7b94f247edd6c395df4dc0f55f1d263f418207c28ef0dbe

  • SHA512

    a0f1ae2333b8ba2d1fb4003ff35d71d2be1e7805d7d91363603b59083236a70b8f71288b10411bf0e1155fd300e55fa174952a7ac552bbffe21842048d9c9b95

  • SSDEEP

    98304:yZQHaZj1nYFguGgVS1HcjTUYCPENx9wX8/gH28y14PsgjlbD3h:yZQGnAguGQS1Hc3UYP9d4W8y14BlbLh

Malware Config

Extracted

Family

nullmixer

C2

http://hsiens.xyz/

Extracted

Family

privateloader

C2

http://37.0.10.214/proxies.txt

http://37.0.10.171/server.txt

http://wfsdragon.ru/api/setStats.php

37.0.10.185

Extracted

Family

smokeloader

Botnet

pub5

Extracted

Family

redline

Botnet

pab3

C2

185.215.113.15:61506

Extracted

Family

vidar

Version

40

Botnet

706

C2

https://lenak513.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

smokeloader

Version

2020

C2

http://aucmoney.com/upload/

http://thegymmum.com/upload/

http://atvcampingtrips.com/upload/

http://kuapakualaman.com/upload/

http://renatazarazua.com/upload/

http://nasufmutlu.com/upload/

rc4.i32
rc4.i32

Extracted

Family

cryptbot

C2

knurxh28.top

moraku02.top

Attributes
  • payload_url

    http://sargym03.top/download.php?file=lv.exe

Targets

    • Target

      a47e4ba5794dfd910a1402833d5f379e

    • Size

      3.9MB

    • MD5

      a47e4ba5794dfd910a1402833d5f379e

    • SHA1

      37963628fd5ef4fbf99e03145374a31c99e54685

    • SHA256

      723e570331aa3284a7b94f247edd6c395df4dc0f55f1d263f418207c28ef0dbe

    • SHA512

      a0f1ae2333b8ba2d1fb4003ff35d71d2be1e7805d7d91363603b59083236a70b8f71288b10411bf0e1155fd300e55fa174952a7ac552bbffe21842048d9c9b95

    • SSDEEP

      98304:yZQHaZj1nYFguGgVS1HcjTUYCPENx9wX8/gH28y14PsgjlbD3h:yZQGnAguGQS1Hc3UYP9d4W8y14BlbLh

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • PrivateLoader

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

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Target

      setup_installer.exe

    • Size

      3.9MB

    • MD5

      b3201d8994eb1f00ba141c7f13cbd036

    • SHA1

      f2678197bcab129b5a037e058bf3be75428b3e6a

    • SHA256

      43ae9cca6b997c4b73fc8ac92f9ee8065dc15d1acbaa09b81a24ef6a9bcf1f16

    • SHA512

      5e1e1f6b23e2fb381da51d77aa10b907a4b08a491322daa54e697b9efc5a8a4c925c8677140b80dab5494db8c7dff6f6a9482a0a36b3abaacbedbb2caf0ba779

    • SSDEEP

      98304:xQCvLUBsg3wJRTfYkoKXUAg4QRmJfPuTNRqGO3K:xtLUCg3CBHIVRqKzO3K

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

    • CryptBot payload

    • NullMixer

      NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

    • PrivateLoader

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

    • 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.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar Stealer

    • Modifies Installed Components in the registry

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • 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.

    • 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.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks