General

  • Target

    8181e5485c8c252628092084f37bd275eddc66d86d03bb07d149203be5e8a611

  • Size

    760KB

  • Sample

    220324-ck1lbsfhhn

  • MD5

    2c4b3dd8eb91365645b88f763fa962f4

  • SHA1

    17330e2274533cee442669dadbd0be43beb3887a

  • SHA256

    8181e5485c8c252628092084f37bd275eddc66d86d03bb07d149203be5e8a611

  • SHA512

    98a99702a528724136ef60a331e5741e0ccccdba86f20801a0c898104c3156bf0852097786cdbff481a9d924dd7711a8bf4c3d5012d76cf3864fa8b6363546a5

Malware Config

Extracted

Family

raccoon

Botnet

125d9f8ed76e486f6563be097a710bd4cba7f7f2

Attributes
  • url4cnc

    http://5.252.178.180/brikitiki

    https://t.me/brikitiki

rc4.plain
rc4.plain

Extracted

Family

arkei

Botnet

Default

C2

http://62.204.41.69/p8jG9WvgbE.php

Extracted

Family

azorult

C2

http://195.245.112.115/index.php

Targets

    • Target

      8181e5485c8c252628092084f37bd275eddc66d86d03bb07d149203be5e8a611

    • Size

      760KB

    • MD5

      2c4b3dd8eb91365645b88f763fa962f4

    • SHA1

      17330e2274533cee442669dadbd0be43beb3887a

    • SHA256

      8181e5485c8c252628092084f37bd275eddc66d86d03bb07d149203be5e8a611

    • SHA512

      98a99702a528724136ef60a331e5741e0ccccdba86f20801a0c898104c3156bf0852097786cdbff481a9d924dd7711a8bf4c3d5012d76cf3864fa8b6363546a5

    • Arkei

      Arkei is an infostealer written in C++.

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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 Win32.Raccoon Stealer - Telegram Mirror Checkin (generic)

      suricata: ET MALWARE Win32.Raccoon Stealer - Telegram Mirror Checkin (generic)

    • suricata: ET MALWARE Win32/AZORult V3.3 Client Checkin M13

      suricata: ET MALWARE Win32/AZORult V3.3 Client Checkin M13

    • suricata: ET MALWARE Win32/Vidar Variant/Mars Stealer CnC Exfil

      suricata: ET MALWARE Win32/Vidar Variant/Mars Stealer CnC Exfil

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Tasks