Resubmissions

29/03/2025, 20:32

250329-zbgs7as1bs 10

18/04/2022, 13:48

220418-q4bm7sabaj 10

Analysis

  • max time kernel
    153s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    18/04/2022, 13:48

General

  • Target

    toolspab2.exe

  • Size

    239KB

  • MD5

    03742c1aec9ff3f9d6686ee1f9a7cf5d

  • SHA1

    e143b9c67cf6989a3f2f73dc4ad3dabd52ac2280

  • SHA256

    f54ceba6f20b6cf0eb53009095c9f61e89f615a34cbbd6040ecce5c0a20020f2

  • SHA512

    ebd0d73b546a398fddc88d5f85dbfcb328b7e96383dbf6ca9efa30c956ceebb499ad8b926488372a17cde135c1a7cf347c14cc466ab21d06a8165f8d458cfcd3

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • 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: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\toolspab2.exe
    "C:\Users\Admin\AppData\Local\Temp\toolspab2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1884
    • C:\Users\Admin\AppData\Local\Temp\toolspab2.exe
      "C:\Users\Admin\AppData\Local\Temp\toolspab2.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:240

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/240-54-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/240-56-0x0000000075191000-0x0000000075193000-memory.dmp

    Filesize

    8KB

  • memory/240-59-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/1192-60-0x0000000002AD0000-0x0000000002AE6000-memory.dmp

    Filesize

    88KB

  • memory/1884-57-0x00000000005FF000-0x0000000000608000-memory.dmp

    Filesize

    36KB

  • memory/1884-58-0x0000000000220000-0x0000000000229000-memory.dmp

    Filesize

    36KB