General

  • Target

    4AE186F9A645695962B47F37C8B8E64C4D45F2B2A12AE.exe

  • Size

    3MB

  • Sample

    211108-p9scgahcbj

  • MD5

    a5dc9786b73e3df92b019978674183d3

  • SHA1

    6701fa18d04cd06705d85b778bd3f81c156005fc

  • SHA256

    4ae186f9a645695962b47f37c8b8e64c4d45f2b2a12ae914c01e5ba810a44f00

  • SHA512

    1b97eae7a695ef4b72864a1ef6c0e1c9f5f4d37b8349fd26aabd0d51b32cd27a627fbb5e23d5af4494735483d005c50238d3719730f577ec167d9be0cfb081e5

Malware Config

Extracted

Family

vidar

Version

39.7

Botnet

933

C2

https://shpak125.tumblr.com/

Attributes
  • profile_id

    933

Extracted

Family

smokeloader

Version

2020

C2

http://conceitosseg.com/upload/

http://integrasidata.com/upload/

http://ozentekstil.com/upload/

http://finbelportal.com/upload/

http://telanganadigital.com/upload/

http://misha.at/upload/

http://roohaniinfra.com/upload/

http://0axqpcc.cn/upload/

http://mayak-lombard.ru/upload/

http://mebel-lass.ru/upload/

http://dishakhan.com/upload/

http://nalirou70.top/

http://xacokuo80.top/

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family

socelars

C2

http://www.hhgenice.top/

Extracted

Family

vidar

Version

47.9

Botnet

937

C2

https://mas.to/@kirpich

Attributes
  • profile_id

    937

Extracted

Family

vidar

Version

47.9

Botnet

933

C2

https://mas.to/@kirpich

Attributes
  • profile_id

    933

Targets

    • Target

      4AE186F9A645695962B47F37C8B8E64C4D45F2B2A12AE.exe

    • Size

      3MB

    • MD5

      a5dc9786b73e3df92b019978674183d3

    • SHA1

      6701fa18d04cd06705d85b778bd3f81c156005fc

    • SHA256

      4ae186f9a645695962b47f37c8b8e64c4d45f2b2a12ae914c01e5ba810a44f00

    • SHA512

      1b97eae7a695ef4b72864a1ef6c0e1c9f5f4d37b8349fd26aabd0d51b32cd27a627fbb5e23d5af4494735483d005c50238d3719730f577ec167d9be0cfb081e5

    • Arkei

      Arkei is an infostealer written in C++.

    • Modifies Windows Defender Real-time Protection settings

    • Process spawned unexpected child process

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

    • 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

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • suricata: ET MALWARE FormBook CnC Checkin (GET)

      suricata: ET MALWARE FormBook CnC Checkin (GET)

    • suricata: ET MALWARE GCleaner Downloader Activity M5

      suricata: ET MALWARE GCleaner Downloader Activity M5

    • suricata: ET MALWARE JS/Nemucod requesting EXE payload 2016-02-01

      suricata: ET MALWARE JS/Nemucod requesting EXE payload 2016-02-01

    • suricata: ET MALWARE JS/Nemucod.M.gen downloading EXE payload

      suricata: ET MALWARE JS/Nemucod.M.gen downloading EXE payload

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

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

    • Arkei Stealer Payload

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Vidar Stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Modifies Windows Firewall

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Checks BIOS information in registry

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • 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

3
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks