Overview

overview

10

Static

static

5442c93644...0b.exe

windows7_x64

10

5442c93644...0b.exe

windows10_x64

10

Analysis

  • max time kernel
    152s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    26-01-2022 20:34

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    5442c936447943b763574d001e77a70b.exe

  • Size

    333KB

  • MD5

    5442c936447943b763574d001e77a70b

  • SHA1

    b0dd0c3c0642bc5c175b4ef593b14ef36a6818bb

  • SHA256

    c65fa1c272dfed333cc5998c8a49afb64f1e29ee034d2028486535e7e312689d

  • SHA512

    decf02649002a0e7f468a15ee074cd6bb4eed3af47167fe619cd42bd042f1c9707c9b6536ebdff12e14ac5851be2b48fc72e5a70d62c3033573d1523c1c3e83e

Score
10/10
smokeloaderbackdoorcollectiontrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://kotabuki.com/

http://slusextense.com/

http://purekidboo.com/

http://wildzipcode.biz/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Deletes itself 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • 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 5 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5442c936447943b763574d001e77a70b.exe
    "C:\Users\Admin\AppData\Local\Temp\5442c936447943b763574d001e77a70b.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:1580
  • C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    1⤵
    • Accesses Microsoft Outlook profiles
    • outlook_office_path
    • outlook_win_path
    PID:524
  • C:\Windows\explorer.exe
    C:\Windows\explorer.exe
    1⤵
      PID:1492

    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

    Email Collection

    1
    T1114

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/524-61-0x0000000075141000-0x0000000075143000-memory.dmp
      Filesize

      8KB

      Download
    • memory/524-62-0x0000000000140000-0x00000000001B4000-memory.dmp
      Filesize

      464KB

      Download
    • memory/524-63-0x00000000000D0000-0x000000000013B000-memory.dmp
      Filesize

      428KB

      Download
    • memory/1228-59-0x0000000002220000-0x0000000002236000-memory.dmp
      Filesize

      88KB

      Download
    • memory/1492-64-0x00000000000E0000-0x00000000000EC000-memory.dmp
      Filesize

      48KB

      Download
    • memory/1580-55-0x0000000000520000-0x000000000054D000-memory.dmp
      Filesize

      180KB

      Download
    • memory/1580-56-0x00000000763F1000-0x00000000763F3000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1580-57-0x0000000000220000-0x0000000000229000-memory.dmp
      Filesize

      36KB

      Download
    • memory/1580-58-0x0000000000400000-0x000000000047E000-memory.dmp
      Filesize

      504KB

      Download