General

  • Target

    350a16fbb1c4aa34cb16cbad6967c0486a8a9f4f25dc54419169f074416ed9e4

  • Size

    410KB

  • Sample

    221209-zbfacshb2v

  • MD5

    473d2c529d33a0d17a9c088ad022b625

  • SHA1

    7bcbdb11866032d9acd03e0ec78939ffeb5c3283

  • SHA256

    350a16fbb1c4aa34cb16cbad6967c0486a8a9f4f25dc54419169f074416ed9e4

  • SHA512

    c2ac3c4822879cccd8dc13d26c013a819ddfdb6e57878ebed5ba58a0033225084d07a2e0ecaadea88d7cd2021b0506a7615e8cbb21620c7f0b4a746cbd8701b6

  • SSDEEP

    6144:ABUrf+1GE30SOTusD8xW1wQx2fCbo1u1MSRSB884oCP4y0Hc9PnRIg:sUW0fTusgx6mR1u1RkB8ToTHc9Cg

Malware Config

Extracted

Family

amadey

Version

3.50

C2

85.209.135.109/jg94cVd30f/index.php

Extracted

Family

systembc

C2

89.22.236.225:4193

176.124.205.5:4193

Targets

    • Target

      350a16fbb1c4aa34cb16cbad6967c0486a8a9f4f25dc54419169f074416ed9e4

    • Size

      410KB

    • MD5

      473d2c529d33a0d17a9c088ad022b625

    • SHA1

      7bcbdb11866032d9acd03e0ec78939ffeb5c3283

    • SHA256

      350a16fbb1c4aa34cb16cbad6967c0486a8a9f4f25dc54419169f074416ed9e4

    • SHA512

      c2ac3c4822879cccd8dc13d26c013a819ddfdb6e57878ebed5ba58a0033225084d07a2e0ecaadea88d7cd2021b0506a7615e8cbb21620c7f0b4a746cbd8701b6

    • SSDEEP

      6144:ABUrf+1GE30SOTusD8xW1wQx2fCbo1u1MSRSB884oCP4y0Hc9PnRIg:sUW0fTusgx6mR1u1RkB8ToTHc9Cg

    • Amadey

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

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Stops running service(s)

    • 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 2FA software files, possible credential harvesting

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Modify Registry

1
T1112

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Email Collection

1
T1114

Impact

Service Stop

1
T1489

Tasks