General

  • Target

    file.exe

  • Size

    252KB

  • Sample

    221115-qjdbasea88

  • MD5

    0a622f5f68a58940cfd86fc5818438f5

  • SHA1

    c113bf42a8baf7819a8f77050894af7f1cddcc53

  • SHA256

    3240b8407bd3c32ae0d35bf410d3b6e3f2283aade8630e0c7e562c6c81498e01

  • SHA512

    217b5b6b7f22502bd2131d19eb0a7e8c994121b5445f76afada29628c908c461981d115dfb264e42a879eb0af4627c57feb9e9c1e622066b2a55abf85df03904

  • SSDEEP

    3072:yy/NXJ5Y5sieOu4ZvOVBFARxD5pNVgzOjep6DVgg8+QMOTsIG4mRz:ToeOu4pOVBopVoOfDi5VTm

Malware Config

Extracted

Family

redline

Botnet

boy

C2

77.73.134.241:4691

Attributes
  • auth_value

    a91fa8cc2cfaefc42a23c03faef44bd3

Targets

    • Target

      file.exe

    • Size

      252KB

    • MD5

      0a622f5f68a58940cfd86fc5818438f5

    • SHA1

      c113bf42a8baf7819a8f77050894af7f1cddcc53

    • SHA256

      3240b8407bd3c32ae0d35bf410d3b6e3f2283aade8630e0c7e562c6c81498e01

    • SHA512

      217b5b6b7f22502bd2131d19eb0a7e8c994121b5445f76afada29628c908c461981d115dfb264e42a879eb0af4627c57feb9e9c1e622066b2a55abf85df03904

    • SSDEEP

      3072:yy/NXJ5Y5sieOu4ZvOVBFARxD5pNVgzOjep6DVgg8+QMOTsIG4mRz:ToeOu4pOVBopVoOfDi5VTm

    • 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

    • 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