Analysis

  • max time kernel
    152s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    21/01/2022, 11:32

General

  • Target
    dd7c20843584693c36f9134acb464df4.exe
  • Size 328KB
  • Sample220121-nna1maggc2
  • SHA256 9ad3050367fc8aab3996eedb6bd086731288c5401b587cce63fda64f6732fa93
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://abpa.at/upload/

  • http://emaratghajari.com/upload/

  • http://d7qw.cn/upload/

  • http://alumik-group.ru/upload/

  • http://zamkikurgan.ru/upload/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Deletes itself 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 FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dd7c20843584693c36f9134acb464df4.exe
    "C:\Users\Admin\AppData\Local\Temp\dd7c20843584693c36f9134acb464df4.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1536

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1408-57-0x00000000025C0000-0x00000000025D6000-memory.dmp

        memory/1536-53-0x0000000000720000-0x000000000074D000-memory.dmp

        memory/1536-54-0x0000000076C91000-0x0000000076C93000-memory.dmp

        memory/1536-55-0x0000000000220000-0x0000000000229000-memory.dmp

        memory/1536-56-0x0000000000400000-0x00000000005DA000-memory.dmp