Overview

overview

10

Static

static

3a7ac1ac60...0c.exe

windows7_x64

10

3a7ac1ac60...0c.exe

windows10_x64

10

Analysis

  • max time kernel
    152s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    14-10-2021 05:05

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General

  • Target

    3a7ac1ac60baac512bf45e412aacb90c.exe

  • Size

    311KB

  • MD5

    3a7ac1ac60baac512bf45e412aacb90c

  • SHA1

    d579493a2190a8f6f44a9094148a494c5368cdc7

  • SHA256

    5c88ec7f348d5b457a2f155bbd9b0353c1cb840e0e971013c0ebc58aaee3b715

  • SHA512

    08c3a3861a092eb7e39f6aa7255b36e2bf54b1f7a15b7fb76ac5f94269e7879e3a27187af2ee11f7215f5796e35ecd9146d04744ab4a4e01fb29a137589963b9

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://linavanandr11.club/

http://iselaharty12.club/

http://giovaninardo13.club/

http://zayneliann14.club/

http://zorinosali15.club/
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 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3a7ac1ac60baac512bf45e412aacb90c.exe
    "C:\Users\Admin\AppData\Local\Temp\3a7ac1ac60baac512bf45e412aacb90c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Users\Admin\AppData\Local\Temp\3a7ac1ac60baac512bf45e412aacb90c.exe
      "C:\Users\Admin\AppData\Local\Temp\3a7ac1ac60baac512bf45e412aacb90c.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1504

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/1212-64-0x00000000029F0000-0x0000000002A06000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1504-61-0x0000000000402DF8-mapping.dmp
    Download
  • memory/1504-60-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1504-62-0x0000000075801000-0x0000000075803000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1516-59-0x0000000001B3B000-0x0000000001B4C000-memory.dmp
    Filesize

    68KB

    Download
  • memory/1516-63-0x0000000000220000-0x0000000000229000-memory.dmp
    Filesize

    36KB

    Download