General

  • Target

    23ed44abac77dd3871113c55334cd362c4ff37a26bf70c6b5a64fcc4087c7695

  • Size

    3.5MB

  • Sample

    220222-m7rl2sgaf4

  • MD5

    a420541e58b92cac96cd9918b036e224

  • SHA1

    9d28fe7c7d806b04d9655e6b8b28271bde17e176

  • SHA256

    23ed44abac77dd3871113c55334cd362c4ff37a26bf70c6b5a64fcc4087c7695

  • SHA512

    abe49d1b24bd083306e3d0187c385348ef2e2dae2fd79d96b08b32f17b74b97110740a557363d78dcc96a0aac66c3fcf3f8f6c9ba32756170d302ebc29f6a3b6

Malware Config

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.fcektsy.top/

Extracted

Family

redline

Botnet

ANINEWONE

C2

zisiarenal.xyz:80

Extracted

Family

redline

Botnet

ruzki_log

C2

176.126.113.49:8937

Attributes
  • auth_value

    eb09fe03757410a2cce3d3c6554f8cfc

Extracted

Family

vidar

Version

39.9

Botnet

706

C2

https://prophefliloc.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

redline

Botnet

333333

C2

2.56.57.212:13040

Attributes
  • auth_value

    3efa022bc816f747304fd68e5810bb78

Targets

    • Target

      23ed44abac77dd3871113c55334cd362c4ff37a26bf70c6b5a64fcc4087c7695

    • Size

      3.5MB

    • MD5

      a420541e58b92cac96cd9918b036e224

    • SHA1

      9d28fe7c7d806b04d9655e6b8b28271bde17e176

    • SHA256

      23ed44abac77dd3871113c55334cd362c4ff37a26bf70c6b5a64fcc4087c7695

    • SHA512

      abe49d1b24bd083306e3d0187c385348ef2e2dae2fd79d96b08b32f17b74b97110740a557363d78dcc96a0aac66c3fcf3f8f6c9ba32756170d302ebc29f6a3b6

    • Modifies Windows Defender Real-time Protection settings

    • 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 NtCreateProcessExOtherParentProcess

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • 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

    • Creates new service(s)

    • 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.

    • 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.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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

    • 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.

    • 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

New Service

1
T1050

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

New Service

1
T1050

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

7
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

6
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks