General

  • Target

    a52bb2f33ad0b18d298a40c07799ccb1.exe

  • Size

    3.4MB

  • Sample

    210811-52wkstbv56

  • MD5

    a52bb2f33ad0b18d298a40c07799ccb1

  • SHA1

    ba2f270773159b858894167281535c725ed7ff11

  • SHA256

    b90ca330c6c4dfd459fb04c6bf0953b05547c9965151223981bdeac1f5850f31

  • SHA512

    3cc0ddc0255159db8dbfae0b71624aa8d0b1df918ab712e2778ecbd0cc3e15b2bcd879f158b20605c7772d746661ef64103a73ed60b32b38a2baf8169e3fe895

Malware Config

Extracted

Family

vidar

Version

39.9

Botnet

706

C2

https://prophefliloc.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family

redline

Botnet

OLKani

C2

ataninamei.xyz:80

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

vidar

Version

40

Botnet

916

C2

https://lenak513.tumblr.com/

Attributes
  • profile_id

    916

Extracted

Family

vidar

Version

40

Botnet

937

C2

https://lenak513.tumblr.com/

Attributes
  • profile_id

    937

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://91.241.19.52/Api/GetFile2

Extracted

Family

redline

Botnet

7new

C2

sytareliar.xyz:80

yabelesatg.xyz:80

ceneimarck.xyz:80

Extracted

Family

raccoon

Botnet

39b871ed120e56ecbdc546b8a8a78c4e5516bc1f

Attributes
  • url4cnc

    https://telete.in/uiopoppiscess

rc4.plain
rc4.plain

Targets

    • Target

      a52bb2f33ad0b18d298a40c07799ccb1.exe

    • Size

      3.4MB

    • MD5

      a52bb2f33ad0b18d298a40c07799ccb1

    • SHA1

      ba2f270773159b858894167281535c725ed7ff11

    • SHA256

      b90ca330c6c4dfd459fb04c6bf0953b05547c9965151223981bdeac1f5850f31

    • SHA512

      3cc0ddc0255159db8dbfae0b71624aa8d0b1df918ab712e2778ecbd0cc3e15b2bcd879f158b20605c7772d746661ef64103a73ed60b32b38a2baf8169e3fe895

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • Raccoon Stealer Payload

    • RedLine

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

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars Payload

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE Generic Password Stealer User Agent Detected (RookIE)

      suricata: ET MALWARE Generic Password Stealer User Agent Detected (RookIE)

    • suricata: ET MALWARE Observed Elysium Stealer Variant CnC Domain (all-brain-company .xyz in TLS SNI)

      suricata: ET MALWARE Observed Elysium Stealer Variant CnC Domain (all-brain-company .xyz in TLS SNI)

    • suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

      suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

    • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

      suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

      suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

      suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    • xmrig

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

    • Nirsoft

    • Vidar Stealer

    • XMRig Miner Payload

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks