General

  • Target

    994b0bab7ff8444a2af843037db8ddb5

  • Size

    4.3MB

  • Sample

    240213-nfwmcshf68

  • MD5

    994b0bab7ff8444a2af843037db8ddb5

  • SHA1

    a0570a216c8503c416de8fdadf69aa8c8e20a447

  • SHA256

    3b3af3c0c0ccff93c1f62d0e00a25e76b856392c604e209f93e987a7a913a727

  • SHA512

    18992af4d7cc9a00c83a475c0d44064d7e75ffcb36eff3fd79905e201ced2fce0ffb07833f6d39497cb89c7af14401eb1e1f671c7a18cf5607e03c3af9eafb74

  • SSDEEP

    98304:xsCvLUBsgVWV1isl2OuKtda5UimgQb8Q6uNQYZO:xxLUCgVU1io29KIUimb8Ru6t

Malware Config

Extracted

Family

nullmixer

C2

http://watira.xyz/

Extracted

Family

smokeloader

Botnet

pub5

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

knudqw18.top

morzku01.top

Attributes
  • payload_url

    http://saryek01.top/download.php?file=lv.exe

Extracted

Family

redline

Botnet

pab3

C2

185.215.113.15:61506

Targets

    • Target

      994b0bab7ff8444a2af843037db8ddb5

    • Size

      4.3MB

    • MD5

      994b0bab7ff8444a2af843037db8ddb5

    • SHA1

      a0570a216c8503c416de8fdadf69aa8c8e20a447

    • SHA256

      3b3af3c0c0ccff93c1f62d0e00a25e76b856392c604e209f93e987a7a913a727

    • SHA512

      18992af4d7cc9a00c83a475c0d44064d7e75ffcb36eff3fd79905e201ced2fce0ffb07833f6d39497cb89c7af14401eb1e1f671c7a18cf5607e03c3af9eafb74

    • SSDEEP

      98304:xsCvLUBsgVWV1isl2OuKtda5UimgQb8Q6uNQYZO:xxLUCgVU1io29KIUimb8Ru6t

    • 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.

    • xmrig

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

    • Vidar Stealer

    • XMRig Miner payload

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks