Overview

overview

10

Static

static

3

78ad9e5dbc...78.exe

windows7-x64

10

78ad9e5dbc...78.exe

windows10-2004-x64

10

Resubmissions

25-06-2023 01:15

230625-bl8snacg84 10

25-06-2023 00:56

230625-bajpdscg55 10

25-06-2023 00:44

230625-a3pknsdg2y 10

Analysis

  • max time kernel
    150s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230621-en
  • resource tags

    arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
  • submitted
    25-06-2023 00:56

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General

  • Target

    78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe

  • Size

    220KB

  • MD5

    a780dd7a5ed788b79d157339f69bbad4

  • SHA1

    7e10cd37e03420947d45c0374b05f23e058731e9

  • SHA256

    78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778

  • SHA512

    e8da669acd35969e767fe475b387495122dfc6f208636a648a9213a1e7b7891d6e64ba2260d0a018f0e4f4d94f67ce126b8006795062837dff88f93a56b469dd

  • SSDEEP

    3072:We8cGmnNsC8XA6K4T0MMeud1dl/E/axsfcEBwAuKvlGM5E5VJ:ycqC8XA6l+Hd1D/iLBwA1

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://serverlogs37.xyz/statweb255/

http://servblog757.xyz/statweb255/

http://dexblog45.xyz/statweb255/

http://admlogs.online/statweb255/

http://blogstat355.xyz/statweb255/

http://blogstatserv25.xyz/statweb255/
rc4.i32
rc4.i32

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • 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 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
    "C:\Users\Admin\AppData\Local\Temp\78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1456
    • C:\Users\Admin\AppData\Local\Temp\78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
      "C:\Users\Admin\AppData\Local\Temp\78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1356

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/1224-59-0x00000000029C0000-0x00000000029D6000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1224-64-0x000007FEE49D0000-0x000007FEE49DA000-memory.dmp
    Filesize

    40KB

    Download
  • memory/1224-65-0x000007FEE49D0000-0x000007FEE49DA000-memory.dmp
    Filesize

    40KB

    Download
  • memory/1356-55-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1356-56-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1356-58-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1356-60-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1456-57-0x0000000000220000-0x0000000000229000-memory.dmp
    Filesize

    36KB

    Download