General

  • Target

    280ae2303907431a8b41ece57fbe9fec3bdbc2c95e09d921d156113d748ee76d

  • Size

    239KB

  • Sample

    230923-yz8fdaac5w

  • MD5

    1512d63acfcbc597f166b526c7610de6

  • SHA1

    9462c15461adc167e6c2d85006ed87a376c71e65

  • SHA256

    280ae2303907431a8b41ece57fbe9fec3bdbc2c95e09d921d156113d748ee76d

  • SHA512

    c0e91c1ece705af6ed162e0f5817c2e87dae49dd034a0566562ef6847fb684c0a630ec870613779335a11feee045ef3a31543fb684871b3f1553794ea6565ff4

  • SSDEEP

    6144:uos46fuYXChoQTjlFgLuCY1dRuAOMmj7Bw8y0:uo1YzXChdTbv1buvVw8y

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

Targets

    • Target

      280ae2303907431a8b41ece57fbe9fec3bdbc2c95e09d921d156113d748ee76d

    • Size

      239KB

    • MD5

      1512d63acfcbc597f166b526c7610de6

    • SHA1

      9462c15461adc167e6c2d85006ed87a376c71e65

    • SHA256

      280ae2303907431a8b41ece57fbe9fec3bdbc2c95e09d921d156113d748ee76d

    • SHA512

      c0e91c1ece705af6ed162e0f5817c2e87dae49dd034a0566562ef6847fb684c0a630ec870613779335a11feee045ef3a31543fb684871b3f1553794ea6565ff4

    • SSDEEP

      6144:uos46fuYXChoQTjlFgLuCY1dRuAOMmj7Bw8y0:uo1YzXChdTbv1buvVw8y

    • Detect Fabookie payload

    • Fabookie

      Fabookie is facebook account info stealer.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Uses the VBS compiler for execution

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks