General

  • Target

    0c4cb8fd1e3cc4b42556562d317e6e59.bin

  • Size

    718KB

  • Sample

    240504-bc9zcscb79

  • MD5

    2b4c99fba2abc96ec35548eb452752a3

  • SHA1

    24fcbcd75048cca2e71dec828632cd30f79ce33a

  • SHA256

    b061914ca4bbad34b65da66de4cbfc5c1f17d8876739937033ef9302fbe98f77

  • SHA512

    49be5e8e8b0a170690e5dd52dc3c51efb92504cb82a649f9f217b211552c581918b221c261903b466da623510270fd32adfcca5bdc4586099aec9f8c517fba63

  • SSDEEP

    12288:DfNJeimNdBSSxfgOavtLch8guUgBYby+lkRI8+Nr9wTaAVvrA2G2nmt13+Ujq:TNkdBjytLrguXYby+mGxa3v0lN+l

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://cellc.org/tmp/index.php

http://h-c-v.ru/tmp/index.php

http://icebrasilpr.com/tmp/index.php

http://piratia-life.ru/tmp/index.php

http://piratia.su/tmp/index.php

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

pub3

Targets

    • Target

      e787e9b3eb07676a4848cb9ff1dad9a19a5b3aa11a220b2ba3d447ac6680abeb.exe

    • Size

      734KB

    • MD5

      0c4cb8fd1e3cc4b42556562d317e6e59

    • SHA1

      8a572e6ef21e54b76cf0b38099c6ca47d607170e

    • SHA256

      e787e9b3eb07676a4848cb9ff1dad9a19a5b3aa11a220b2ba3d447ac6680abeb

    • SHA512

      0b7c6520fe39261743cb6f85a601d9e7306a17e25b1909150a14cd4e31e5c2d9c0faef30effbd1dc1eb1108da53b0f6284d701ce37ab5cef5dbcf9a2f8634652

    • SSDEEP

      12288:dXxKusPyZi+9cn2eIIcXopkUxTBdmEkH1Vmkw8dUfmBpHG9Yg1p8mgNahqYSkjQH:dXxKusaZi+9pI3xl1u1q/fmpnepSzYSr

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks