Analysis

  • max time kernel
    150s
  • max time network
    146s
  • submitted
    01/01/1970, 00:00

General

  • Target
    cfb064b8fa0a9ce30ccf8a0386fe9dbe.exe
  • Size 321KB
  • Sample211027-pkgjnsega4
  • SHA256 8e6e7efa5c7a5c3677a8e9e47c61a2b91d0dcffa9656cc4cd152747b39a60c46
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://brandyjaggers.com/upload/

  • http://andbal.com/upload/

  • http://alotofquotes.com/upload/

  • http://szpnc.cn/upload/

  • http://uggeboots.com/upload/

  • http://100klv.com/upload/

  • http://rapmusic.at/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\cfb064b8fa0a9ce30ccf8a0386fe9dbe.exe
    "C:\Users\Admin\AppData\Local\Temp\cfb064b8fa0a9ce30ccf8a0386fe9dbe.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:516

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/516-54-0x0000000002CD8000-0x0000000002CE9000-memory.dmp

        memory/516-55-0x00000000755A1000-0x00000000755A3000-memory.dmp

        memory/516-56-0x0000000000020000-0x0000000000029000-memory.dmp

        memory/516-57-0x0000000000400000-0x0000000002BAA000-memory.dmp

        memory/1216-58-0x0000000002980000-0x0000000002996000-memory.dmp