General

  • Target

    1d2901d4fa7c0d90fa2ce8d6257e1c77ed4fccd6745c52568d35554ba2d74c83

  • Size

    3.0MB

  • Sample

    220222-qwc63ahdd6

  • MD5

    ea0ad8017765ad427184bbd9d3c5e3fa

  • SHA1

    1e91e11218a56d648200b5984622069dbd8c81cd

  • SHA256

    1d2901d4fa7c0d90fa2ce8d6257e1c77ed4fccd6745c52568d35554ba2d74c83

  • SHA512

    e4681d656483f41b4826b538dada327e5ee76f501d104264162d3c3d36bf28545f32eef10f27949e2be28888402d6d994c7f376ca75fffe620605be5e9b7f87f

Malware Config

Extracted

Family

vidar

Version

39.6

Botnet

933

C2

https://sslamlssa1.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/

rc4.i32
rc4.i32

Extracted

Family

tofsee

C2

patmushta.info

ovicrush.cn

Extracted

Family

raccoon

Botnet

1c0fad6805a0f65d7b597130eb9f089ffbe9857d

Attributes
  • url4cnc

    http://194.180.191.241/capibar

    http://103.155.93.35/capibar

    https://t.me/capibar

rc4.plain
rc4.plain

Targets

    • Target

      1d2901d4fa7c0d90fa2ce8d6257e1c77ed4fccd6745c52568d35554ba2d74c83

    • Size

      3.0MB

    • MD5

      ea0ad8017765ad427184bbd9d3c5e3fa

    • SHA1

      1e91e11218a56d648200b5984622069dbd8c81cd

    • SHA256

      1d2901d4fa7c0d90fa2ce8d6257e1c77ed4fccd6745c52568d35554ba2d74c83

    • SHA512

      e4681d656483f41b4826b538dada327e5ee76f501d104264162d3c3d36bf28545f32eef10f27949e2be28888402d6d994c7f376ca75fffe620605be5e9b7f87f

    • 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.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • 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.

    • 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)

    • OnlyLogger Payload

    • 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 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.

    • 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

6
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

7
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