Overview

overview

10

Static

static

75b52e3106...a5.exe

windows7_x64

10

75b52e3106...a5.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    05-11-2021 06:35

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General

  • Target

    75b52e3106f8fed4498d1b3610f28069e0a068dd455d43b565860faf03b3bda5.exe

  • Size

    342KB

  • MD5

    32471f45ab82afca2523f848c39bda10

  • SHA1

    f63dd9cbfe36beed4c9227205f9fc330f4573338

  • SHA256

    75b52e3106f8fed4498d1b3610f28069e0a068dd455d43b565860faf03b3bda5

  • SHA512

    d1cecf935d37e52d79cda1f53ca8ab55e4b7729b6d83630ae41cfdc6bbe43d2524907eacc3fc1df289f24846b72b8b1a5b8c8f209fdca6deca278923b4ebe639

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://honawey70.top/

http://wijibui00.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 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\75b52e3106f8fed4498d1b3610f28069e0a068dd455d43b565860faf03b3bda5.exe
    "C:\Users\Admin\AppData\Local\Temp\75b52e3106f8fed4498d1b3610f28069e0a068dd455d43b565860faf03b3bda5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1584
    • C:\Users\Admin\AppData\Local\Temp\75b52e3106f8fed4498d1b3610f28069e0a068dd455d43b565860faf03b3bda5.exe
      "C:\Users\Admin\AppData\Local\Temp\75b52e3106f8fed4498d1b3610f28069e0a068dd455d43b565860faf03b3bda5.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1256

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/1256-56-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

    Download
  • memory/1256-57-0x0000000000402DF8-mapping.dmp
    Download
  • memory/1256-58-0x0000000076241000-0x0000000076243000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1392-60-0x00000000026B0000-0x00000000026C6000-memory.dmp
    Filesize

    88KB

    Download
  • memory/1584-55-0x00000000002AD000-0x00000000002BE000-memory.dmp
    Filesize

    68KB

    Download
  • memory/1584-59-0x00000000001B0000-0x00000000001B9000-memory.dmp
    Filesize

    36KB

    Download