Resubmissions

24-08-2022 19:15

220824-xyamaahhhk 10

25-06-2022 16:44

220625-t8sztschak 10

General

  • Target

    3F947F5A849F11BE9079A5C2418240E2FAF7E53B63662.exe

  • Size

    7.8MB

  • Sample

    220625-t8sztschak

  • MD5

    49849ea730c690df970bb542dbd18e95

  • SHA1

    24063f28fa7dee0e0c54236bac0ab6d9a5b1e31f

  • SHA256

    3f947f5a849f11be9079a5c2418240e2faf7e53b63662c85b92fad8f47ea4d09

  • SHA512

    58a27fa9600b41e25c7393b5c043c0a2f0ba19dff5db1e048e06f898a883ec8fc6e362e7847be8373b62d077577bd7285e791232c4336dcfb9fafc35cd179e69

Malware Config

Extracted

Family

socelars

C2

http://www.biohazardgraphics.com/

Extracted

Family

vidar

Version

49.1

Botnet

915

C2

https://noc.social/@sergeev46

https://c.im/@sergeev47

Attributes
  • profile_id

    915

Extracted

Family

redline

Botnet

v3user1

C2

159.69.246.184:13127

Attributes
  • auth_value

    54df5250af9cbc5099c3e1e6f9e897c0

Extracted

Family

redline

Botnet

media19n

C2

65.108.69.168:13293

Attributes
  • auth_value

    d6d1029ee103315c8e2d6f15b37e84fc

Extracted

Family

asyncrat

Version

ArrowRAT 1.0.2.0

Botnet

ArrowRAT Clients

C2

127.0.0.1:4444

188.212.124.129:4444

pingo3000.hopto.org:4444

Mutex

ArrowRAT_Mutex_ArrowRAT

Attributes
  • delay

    0

  • install

    false

  • install_folder

    %AppData%

aes.plain

Extracted

Family

djvu

C2

http://acacaca.org/test3/get.php

Attributes
  • extension

    .lloo

  • offline_id

    YfcXKGLzjXMjQRwrhUHzsXjmASQ6mo4zjmEj9st1

  • payload_url

    http://rgyui.top/dl/build2.exe

    http://acacaca.org/files/1/build3.exe

  • ransomnote

    ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-OIgf49CYf3 Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: support@bestyourmail.ch Reserve e-mail address to contact us: supportsys@airmail.cc Your personal ID: 0505Jhyjd

rsa_pubkey.plain

Extracted

Family

redline

Botnet

3333

C2

89.22.235.145:36055

Attributes
  • auth_value

    9a8ed600ac26370c35c01794766f63cd

Targets

    • Target

      3F947F5A849F11BE9079A5C2418240E2FAF7E53B63662.exe

    • Size

      7.8MB

    • MD5

      49849ea730c690df970bb542dbd18e95

    • SHA1

      24063f28fa7dee0e0c54236bac0ab6d9a5b1e31f

    • SHA256

      3f947f5a849f11be9079a5c2418240e2faf7e53b63662c85b92fad8f47ea4d09

    • SHA512

      58a27fa9600b41e25c7393b5c043c0a2f0ba19dff5db1e048e06f898a883ec8fc6e362e7847be8373b62d077577bd7285e791232c4336dcfb9fafc35cd179e69

    • Amadey

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

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers.

    • Detected Djvu ransomware

    • Djvu Ransomware

      Ransomware which is a variant of the STOP family.

    • Modifies Windows Defender Real-time Protection settings

    • OnlyLogger

      A tiny loader that uses IPLogger to get its payload.

    • Process spawned unexpected child process

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

    • RecordBreaker

      RecordBreaker is an information stealer capable of downloading and executing secondary payloads written in C++.

    • RedLine

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

    • RedLine Payload

    • Socelars

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

    • Socelars Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Windows security bypass

    • suricata: ET MALWARE Amadey CnC Check-In

      suricata: ET MALWARE Amadey CnC Check-In

    • suricata: ET MALWARE Generic Stealer Config Download Request

      suricata: ET MALWARE Generic Stealer Config Download Request

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

      suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request

    • suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved

      suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved

    • suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

      suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer

    • suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download

      suricata: ET MALWARE Win32/Filecoder.STOP Variant Public Key Download

    • suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key

      suricata: ET MALWARE Win32/Filecoder.STOP Variant Request for Public Key

    • suricata: ET MALWARE Win32/RecordBreaker CnC Checkin

      suricata: ET MALWARE Win32/RecordBreaker CnC Checkin

    • suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

      suricata: ET MALWARE Win32/Spy.Socelars.S CnC Activity M3

    • suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

      suricata: ET MALWARE Win32/Unk.HRESQ! MultiDownloader Checkin M2

    • suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload

      suricata: ET MALWARE Win32/Vodkagats Loader Requesting Payload

    • Async RAT payload

    • Looks for VirtualBox Guest Additions in registry

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • OnlyLogger Payload

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Looks for VMWare Tools registry key

    • Modifies Windows Firewall

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • 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.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

4
T1112

Disabling Security Tools

3
T1089

Virtualization/Sandbox Evasion

2
T1497

File Permissions Modification

1
T1222

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

6
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

5
T1082

Peripheral Device Discovery

2
T1120

Process Discovery

1
T1057

Remote System Discovery

1
T1018

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks