General

  • Target

    897a17219c089cfd40d9bd5608d3a6a8d3e743913887477afa0672dc8425442b_JC.exe

  • Size

    203KB

  • Sample

    231011-2gyd8sgg7t

  • MD5

    24a7d43b55f483cd305b75e9e216ed4f

  • SHA1

    f68d2a0259f15b92da5d7325eee1ab2a7d323c4c

  • SHA256

    897a17219c089cfd40d9bd5608d3a6a8d3e743913887477afa0672dc8425442b

  • SHA512

    0cd08bcfa0e4d1746a126ffb8b0c3ff1e77cec183782b4ac42a0445337e74eeba15a486e8e6d62e5b6cd59b0ec0da98b95515b8ca3980610c74b28b028dc2e64

  • SSDEEP

    3072:FXJBQkp454Cho1cEvTjZqXyTquN/Q6L51ZGpVzaC:BLQG4GChEcEvLqdsZKp

Malware Config

Extracted

Family

smokeloader

Botnet

up4

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-file0.com/

http://file-file-file1.com/

rc4.i32
rc4.i32

Targets

    • Target

      897a17219c089cfd40d9bd5608d3a6a8d3e743913887477afa0672dc8425442b_JC.exe

    • Size

      203KB

    • MD5

      24a7d43b55f483cd305b75e9e216ed4f

    • SHA1

      f68d2a0259f15b92da5d7325eee1ab2a7d323c4c

    • SHA256

      897a17219c089cfd40d9bd5608d3a6a8d3e743913887477afa0672dc8425442b

    • SHA512

      0cd08bcfa0e4d1746a126ffb8b0c3ff1e77cec183782b4ac42a0445337e74eeba15a486e8e6d62e5b6cd59b0ec0da98b95515b8ca3980610c74b28b028dc2e64

    • SSDEEP

      3072:FXJBQkp454Cho1cEvTjZqXyTquN/Q6L51ZGpVzaC:BLQG4GChEcEvLqdsZKp

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Modifies Installed Components in the registry

    • Deletes itself

    • Executes dropped EXE

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks