Analysis

  • max time kernel
    152s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    10-10-2021 21:56

General

  • Target

    SecuriteInfo.com.W32.AIDetect.malware1.32537.18714.exe

  • Size

    336KB

  • MD5

    435d4757bcfe29c1f1ea289a2566a3ed

  • SHA1

    105406f798f7b8a0b8532a64ad9061e5ae447cdc

  • SHA256

    56ae4932aafb8ed85c51038e2f003e829addf08a197890c8989bf0bdc51e7f49

  • SHA512

    8b91b78ad5893a0f2a0a0f4f2c99e061a659c5a534daa1e5d23c1f0af861d38cd05e6c9e0e50474106d8fb61e6e10a14025dd3f4d540ef1e67bd9a6edb1622bb

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://gmpeople.com/upload/

http://mile48.com/upload/

http://lecanardstsornin.com/upload/

http://m3600.com/upload/

http://camasirx.com/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 UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware1.32537.18714.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware1.32537.18714.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:4648

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/3048-117-0x0000000000AE0000-0x0000000000AF5000-memory.dmp
    Filesize

    84KB

  • memory/4648-116-0x0000000000400000-0x00000000016C7000-memory.dmp
    Filesize

    18.8MB

  • memory/4648-115-0x00000000016D0000-0x000000000177E000-memory.dmp
    Filesize

    696KB