General

  • Target

    4a214ca2c8d321edeab9493c5947d7e0c7ba6575abbb45fc719aff42640cda88

  • Size

    600KB

  • Sample

    221125-ccp5magc91

  • MD5

    27d84e58000078a566602e597aa73186

  • SHA1

    0521b65491fedad4f142baef107f4a691f3f5c06

  • SHA256

    4a214ca2c8d321edeab9493c5947d7e0c7ba6575abbb45fc719aff42640cda88

  • SHA512

    1c26a751ca202de1deb6aee5da533b5fcedea4b530bb15f3e8ca06398519d6180e6735bd522949d2a3d0091ff804036278c79b87dc1e3bb84d9234606c8736c8

  • SSDEEP

    12288:MBtdzSMfWEGgEgt1rrRRXV3p+96cQP48KieqFrAoZlNFKihqw8:MBt89EbEe1rrV3p+9VQPFeqFrVZNP

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    overcomer123

Targets

    • Target

      4a214ca2c8d321edeab9493c5947d7e0c7ba6575abbb45fc719aff42640cda88

    • Size

      600KB

    • MD5

      27d84e58000078a566602e597aa73186

    • SHA1

      0521b65491fedad4f142baef107f4a691f3f5c06

    • SHA256

      4a214ca2c8d321edeab9493c5947d7e0c7ba6575abbb45fc719aff42640cda88

    • SHA512

      1c26a751ca202de1deb6aee5da533b5fcedea4b530bb15f3e8ca06398519d6180e6735bd522949d2a3d0091ff804036278c79b87dc1e3bb84d9234606c8736c8

    • SSDEEP

      12288:MBtdzSMfWEGgEgt1rrRRXV3p+96cQP48KieqFrAoZlNFKihqw8:MBt89EbEe1rrV3p+9VQPFeqFrVZNP

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • Nirsoft

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook accounts

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Defense Evasion

Scripting

1
T1064

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks