Analysis

  • max time kernel
    154s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    25-01-2022 19:00

General

  • Target

    60168a8beef5e771e4f0682cbbc584bbbe6b7b3bbb12e6cb95eccf19796fa017.exe

  • Size

    318KB

  • MD5

    2099f23bd4ab8b5328cb8c24a0fbd42f

  • SHA1

    6af2d0d846c437b073795b995ab78223d830bd4a

  • SHA256

    60168a8beef5e771e4f0682cbbc584bbbe6b7b3bbb12e6cb95eccf19796fa017

  • SHA512

    1dbb7d365275e09202ee19df1dac93163c44b6661ca922a743557522fb802049c57bed01028be2a73adf6783554b2046e3497307d404881e4c2265d55b5e03e6

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.

  • 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\60168a8beef5e771e4f0682cbbc584bbbe6b7b3bbb12e6cb95eccf19796fa017.exe
    "C:\Users\Admin\AppData\Local\Temp\60168a8beef5e771e4f0682cbbc584bbbe6b7b3bbb12e6cb95eccf19796fa017.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3452
    • C:\Users\Admin\AppData\Local\Temp\60168a8beef5e771e4f0682cbbc584bbbe6b7b3bbb12e6cb95eccf19796fa017.exe
      "C:\Users\Admin\AppData\Local\Temp\60168a8beef5e771e4f0682cbbc584bbbe6b7b3bbb12e6cb95eccf19796fa017.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:3780

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3020-118-0x0000000000DA0000-0x0000000000DB6000-memory.dmp
    Filesize

    88KB

  • memory/3452-116-0x0000000000030000-0x0000000000039000-memory.dmp
    Filesize

    36KB

  • memory/3780-115-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/3780-117-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB