Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    23-08-2023 16:51

General

  • Target

    79979f9c74f039b33a61b1588681e74d1b18bc09f622138faeb112b9dad0ea65_JC.exe

  • Size

    44KB

  • MD5

    0521e4a3c3b66345306c573fd162020d

  • SHA1

    418f8ae9c852073d2294d3fbf49b3e1e23608e55

  • SHA256

    79979f9c74f039b33a61b1588681e74d1b18bc09f622138faeb112b9dad0ea65

  • SHA512

    da9a8d2e0b667b023d2538d9f1c18d4fc2f51c2b816e1f1835fb14ab6139e0eeab86a9e45fb14952f5dbbf706245a58f50ebb2b5edd0548abbdd4507922cd809

  • SSDEEP

    384:K9VD6tee+qUOTd2opQTLAdz1SvNmhpdvOjT7PbA6HBiTSnjxZMdP05ldpRMaYIBI:k6Qe+qUv8zcqdvOXA6XkPslJvGaVW

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\79979f9c74f039b33a61b1588681e74d1b18bc09f622138faeb112b9dad0ea65_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\79979f9c74f039b33a61b1588681e74d1b18bc09f622138faeb112b9dad0ea65_JC.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2168

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1356-1-0x00000000025C0000-0x00000000025D6000-memory.dmp

    Filesize

    88KB

  • memory/2168-0-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/2168-2-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB