General

  • Target

    61e56decd39164744b6732251886da4865c32d5713d0303ce69d21f02859790b

  • Size

    4.8MB

  • Sample

    240627-2vhwpswekd

  • MD5

    5564d28c046464259ce7405f443b89a4

  • SHA1

    2daf044161779f2440fc8e0450bf0f212c458546

  • SHA256

    61e56decd39164744b6732251886da4865c32d5713d0303ce69d21f02859790b

  • SHA512

    5142fc81bb306aad6db9e5cc6e6950c272f118c3e621770ca60a74432879f9f07fa483db016d32fe39629e1cf797af017261e6b0647ea0fb9255a17f81c0eb98

  • SSDEEP

    98304:mIZCVoojx1KD0O9G4XrGyB1KQd3bYP/I/z7wGMPM7oakvnnQK1i:zCV9lE0O913R0P/YkGMUlkvQ6i

Malware Config

Extracted

Family

socks5systemz

C2

bxuisiu.com

http://bxuisiu.com/search/?q=67e28dd83859fa2b145ba44a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6e8bfd19c9ed92

beengig.com

http://beengig.com/search/?q=67e28dd86809f27b415ba51b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa1de8889b5e4fa9281ae978a771ea771795af8e05c645db22f31dfe339426fa11a366c350adb719a9577e55b8603e983a608ff614c2e79c983c

Targets

    • Target

      61e56decd39164744b6732251886da4865c32d5713d0303ce69d21f02859790b

    • Size

      4.8MB

    • MD5

      5564d28c046464259ce7405f443b89a4

    • SHA1

      2daf044161779f2440fc8e0450bf0f212c458546

    • SHA256

      61e56decd39164744b6732251886da4865c32d5713d0303ce69d21f02859790b

    • SHA512

      5142fc81bb306aad6db9e5cc6e6950c272f118c3e621770ca60a74432879f9f07fa483db016d32fe39629e1cf797af017261e6b0647ea0fb9255a17f81c0eb98

    • SSDEEP

      98304:mIZCVoojx1KD0O9G4XrGyB1KQd3bYP/I/z7wGMPM7oakvnnQK1i:zCV9lE0O913R0P/YkGMUlkvQ6i

    • Detect Socks5Systemz Payload

    • Socks5Systemz

      Socks5Systemz is a botnet written in C++.

    • Executes dropped EXE

    • Loads dropped DLL

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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 v13

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Tasks