General

  • Target

    file.exe

  • Size

    189KB

  • Sample

    221109-tvsrxaacc8

  • MD5

    37baee15b958483161bca383eac04d74

  • SHA1

    d4556d5d33efabf07c734efe4cbec68ce5f39cb9

  • SHA256

    6a37c10bfbb386f63bfa5e3a4894a9c24defa658a69dc3c65c5bb7a5e5c9fac7

  • SHA512

    7feff62272fad28c9bef561ec051539c856528a9896aa42dc5b4f1fab31f2df9057ca932f8d2c170df58eb477500b4d401426f940c5da40867391ed29387abde

  • SSDEEP

    3072:ZWyXtw4gpFOWBdeALjBQuAT/K7R6X5n7w4CG/sWZesYsf1v6uoe6:PtYpdLjBQuATBpMxJU1Auo

Malware Config

Targets

    • Target

      file.exe

    • Size

      189KB

    • MD5

      37baee15b958483161bca383eac04d74

    • SHA1

      d4556d5d33efabf07c734efe4cbec68ce5f39cb9

    • SHA256

      6a37c10bfbb386f63bfa5e3a4894a9c24defa658a69dc3c65c5bb7a5e5c9fac7

    • SHA512

      7feff62272fad28c9bef561ec051539c856528a9896aa42dc5b4f1fab31f2df9057ca932f8d2c170df58eb477500b4d401426f940c5da40867391ed29387abde

    • SSDEEP

      3072:ZWyXtw4gpFOWBdeALjBQuAT/K7R6X5n7w4CG/sWZesYsf1v6uoe6:PtYpdLjBQuATBpMxJU1Auo

    • Amadey

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

    • Detect Amadey credential stealer module

    • Detects Smokeloader packer

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

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

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks