Analysis

  • max time kernel
    151s
  • max time network
    124s
  • submitted
    01/01/1970, 00:00

General

  • Target
    96b1f7970f24796d98028a1bb16f26a5.exe
  • Size 186KB
  • Sample211027-nt2ersefa8
  • SHA256 c47ece9190be3153383934c8b667040642fffd178e9dbb28cd672dddadbe5377
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://gejajoo7.top/

  • http://sysaheu9.top/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\96b1f7970f24796d98028a1bb16f26a5.exe
    "C:\Users\Admin\AppData\Local\Temp\96b1f7970f24796d98028a1bb16f26a5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2796
    • C:\Users\Admin\AppData\Local\Temp\96b1f7970f24796d98028a1bb16f26a5.exe
      "C:\Users\Admin\AppData\Local\Temp\96b1f7970f24796d98028a1bb16f26a5.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:3424

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/2796-118-0x0000000004AE0000-0x0000000004AE9000-memory.dmp

        memory/2796-117-0x0000000002F50000-0x000000000309A000-memory.dmp

        memory/2972-119-0x00000000011A0000-0x00000000011B6000-memory.dmp

        memory/3424-115-0x0000000000400000-0x0000000000409000-memory.dmp