General

  • Target

    a1a084cad3819fe34ba882633e6b45ac.exe

  • Size

    6.4MB

  • Sample

    210920-dsj4zscga9

  • MD5

    a1a084cad3819fe34ba882633e6b45ac

  • SHA1

    f515d22105594e0b0b1c26b6ce4558b486b328cb

  • SHA256

    79d1a0d0bd8b5672374ab7c97365a6b0276efc6755900cdbdcdb77019e69457a

  • SHA512

    437181d2723e4747948f08367108905ff497737bb0343352beb8e1c3d2dd68cce80ecffe7b5faec62eef8dd359a43339e9836ccaf8e2f5dff1e21fc9907e9c99

Malware Config

Extracted

Family

redline

Botnet

ANI

C2

45.142.215.47:27643

Extracted

Family

redline

Botnet

medianew

C2

91.121.67.60:62102

Extracted

Family

smokeloader

Version

2020

C2

http://varmisende.com/upload/

http://fernandomayol.com/upload/

http://nextlytm.com/upload/

http://people4jan.com/upload/

http://asfaltwerk.com/upload/

rc4.i32
rc4.i32

Extracted

Family

metasploit

Version

windows/single_exec

Targets

    • Target

      a1a084cad3819fe34ba882633e6b45ac.exe

    • Size

      6.4MB

    • MD5

      a1a084cad3819fe34ba882633e6b45ac

    • SHA1

      f515d22105594e0b0b1c26b6ce4558b486b328cb

    • SHA256

      79d1a0d0bd8b5672374ab7c97365a6b0276efc6755900cdbdcdb77019e69457a

    • SHA512

      437181d2723e4747948f08367108905ff497737bb0343352beb8e1c3d2dd68cce80ecffe7b5faec62eef8dd359a43339e9836ccaf8e2f5dff1e21fc9907e9c99

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba Payload

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • 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

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Downloads MZ/PE file

    • Executes dropped EXE

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks