Overview

overview

10

Static

static

8c67759c8c...b4.exe

windows7_x64

10

8c67759c8c...b4.exe

windows10_x64

10

Analysis

  • max time kernel
    152s
  • max time network
    115s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    25-09-2021 22:08

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General

  • Target

    8c67759c8c18fd520cd116d3a2a71cb4.exe

  • Size

    149KB

  • MD5

    8c67759c8c18fd520cd116d3a2a71cb4

  • SHA1

    aaed41a233bbf08691b6fd796670f17746538502

  • SHA256

    467425771038209d08868a51e6bbb8834fa53a33762f15818bd9905f5663828a

  • SHA512

    ac17bd2e016e4bf8527dc273d18cf879a1e286caaf2b0c6ef665e2d2bf1ebbf7684724bb81240f48644ff2a9fe16a6536e0e2d4ccb5eb6414a9dd70682e93094

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://naghenrietti1.top/

http://kimballiett2.top/

http://xadriettany3.top/

http://jebeccallis4.top/

http://nityanneron5.top/

http://umayaniela6.top/

http://lynettaram7.top/

http://sadineyalas8.top/

http://geenaldencia9.top/

http://aradysiusep10.top/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • 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 FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8c67759c8c18fd520cd116d3a2a71cb4.exe
    "C:\Users\Admin\AppData\Local\Temp\8c67759c8c18fd520cd116d3a2a71cb4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1248
    • C:\Users\Admin\AppData\Local\Temp\8c67759c8c18fd520cd116d3a2a71cb4.exe
      "C:\Users\Admin\AppData\Local\Temp\8c67759c8c18fd520cd116d3a2a71cb4.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1768

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1192-64-0x0000000002760000-0x0000000002776000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1192-65-0x0000000002BE0000-0x0000000002BF0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/1248-63-0x0000000000220000-0x0000000000229000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1768-60-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1768-61-0x0000000000402FA5-mapping.dmp
    Download
  • memory/1768-62-0x00000000769B1000-0x00000000769B3000-memory.dmp
    Filesize

    8KB

    Download