General

  • Target

    file.exe

  • Size

    231KB

  • Sample

    221113-qwsxhsbc64

  • MD5

    b5230fbcae982ab8e6134f6e80aaa6e3

  • SHA1

    3e54bf97f1d5e7c71632698429d96bdc0da1a346

  • SHA256

    85e4b45706b14c540185beb68268ca0562d335ba1eb5cd6d0d665d32432cdcdd

  • SHA512

    29770d82b0ef4f20f1afccd59a4bf1dc5d2a6a2110bac8aa8dedcb88a90f0307f47b4cdf79d2ab2f1b5acd84a8e2e9187d37fa48af98bcde22262ae909be439e

  • SSDEEP

    6144:aGSmpL/4DVo9Az3DjT/piJN1J1cx6LiP:atmp8RXXRiJJGgm

Malware Config

Extracted

Family

redline

Botnet

boy

C2

77.73.134.241:4691

Attributes
  • auth_value

    a91fa8cc2cfaefc42a23c03faef44bd3

Targets

    • Target

      file.exe

    • Size

      231KB

    • MD5

      b5230fbcae982ab8e6134f6e80aaa6e3

    • SHA1

      3e54bf97f1d5e7c71632698429d96bdc0da1a346

    • SHA256

      85e4b45706b14c540185beb68268ca0562d335ba1eb5cd6d0d665d32432cdcdd

    • SHA512

      29770d82b0ef4f20f1afccd59a4bf1dc5d2a6a2110bac8aa8dedcb88a90f0307f47b4cdf79d2ab2f1b5acd84a8e2e9187d37fa48af98bcde22262ae909be439e

    • SSDEEP

      6144:aGSmpL/4DVo9Az3DjT/piJN1J1cx6LiP:atmp8RXXRiJJGgm

    • Amadey

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

    • Detect Amadey credential stealer module

    • RedLine

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

    • RedLine payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks