Resubmissions

30-08-2022 12:22

220830-pj95laacb8 10

30-08-2022 12:17

220830-pgcfjsgfhj 5

General

  • Target

    Setup.exe

  • Size

    5.4MB

  • Sample

    220830-pj95laacb8

  • MD5

    30697215893fca2f6188cdcd7f3ddedf

  • SHA1

    07ebbdfecb6bab757dc71e5d94ddf02756ffb94f

  • SHA256

    37fab777eed6ae75d322c8d57ddb6294a2599daa332041bb093e002904a9e0e7

  • SHA512

    73ff33fb60cbb6dae797e328f5fcc9affaed8412e76fa8307c5f264d5c2178220e7be703821a063ecace1cc635de1c550dcd8342fcb9865541b25825dcae0e47

  • SSDEEP

    24576:34wsvYyY7XdKoFMHUoigrfEjnDnwViw8quVaBfGgzxoRjADVLZDFgyThCl3RuQ57:Iw7S2wAqNBfGgNoRjADV4l3B

Malware Config

Extracted

Family

systembc

C2

95.217.228.125:4249

146.70.53.169:4249

Targets

    • Target

      Setup.exe

    • Size

      5.4MB

    • MD5

      30697215893fca2f6188cdcd7f3ddedf

    • SHA1

      07ebbdfecb6bab757dc71e5d94ddf02756ffb94f

    • SHA256

      37fab777eed6ae75d322c8d57ddb6294a2599daa332041bb093e002904a9e0e7

    • SHA512

      73ff33fb60cbb6dae797e328f5fcc9affaed8412e76fa8307c5f264d5c2178220e7be703821a063ecace1cc635de1c550dcd8342fcb9865541b25825dcae0e47

    • SSDEEP

      24576:34wsvYyY7XdKoFMHUoigrfEjnDnwViw8quVaBfGgzxoRjADVLZDFgyThCl3RuQ57:Iw7S2wAqNBfGgNoRjADV4l3B

    • SystemBC

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

    • YTStealer

      YTStealer is a malware designed to steal YouTube authentication cookies.

    • YTStealer payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

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

    • Loads dropped DLL

    • 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 cryptocurrency files/wallets, possible credential harvesting

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks