Overview

overview

10

Static

static

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 17:08

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General

  • Target

    file.exe

  • Size

    186KB

  • MD5

    047eb7186857039757e60481dd1b75cd

  • SHA1

    69bd843d2f9946520acdb35c6bb6edf26ce02bcb

  • SHA256

    ab7e45899063197a32070037cb055b116a77e399a384a7a5e2f3b8dd6f80602a

  • SHA512

    0f9794b87bac0f64677c2dc5e22caef5ebcd78170a36254ccda2ce7b54995f6d2d2bef42d6c9dc4882ff5d5d01701462c3e1ecf646019b0c1a29cebc8fac2fa3

  • SSDEEP

    3072:iuuRESadL28CWBmo51KMfsmtGf0UH7q1hWgLYpgPrqjNoPr:FuUL28Cadcf27LnPyA

Score
10/10
smokeloaderbackdoortrojan

Malware Config

Signatures

  • Detects Smokeloader packer 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Executes dropped EXE 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 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 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:764
  • C:\Users\Admin\AppData\Roaming\wvbrgdh
    C:\Users\Admin\AppData\Roaming\wvbrgdh
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:4356

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

  • C:\Users\Admin\AppData\Roaming\wvbrgdh
    Filesize

    186KB

    MD5

    047eb7186857039757e60481dd1b75cd

    SHA1

    69bd843d2f9946520acdb35c6bb6edf26ce02bcb

    SHA256

    ab7e45899063197a32070037cb055b116a77e399a384a7a5e2f3b8dd6f80602a

    SHA512

    0f9794b87bac0f64677c2dc5e22caef5ebcd78170a36254ccda2ce7b54995f6d2d2bef42d6c9dc4882ff5d5d01701462c3e1ecf646019b0c1a29cebc8fac2fa3

    Download Submit
  • C:\Users\Admin\AppData\Roaming\wvbrgdh
    Filesize

    186KB

    MD5

    047eb7186857039757e60481dd1b75cd

    SHA1

    69bd843d2f9946520acdb35c6bb6edf26ce02bcb

    SHA256

    ab7e45899063197a32070037cb055b116a77e399a384a7a5e2f3b8dd6f80602a

    SHA512

    0f9794b87bac0f64677c2dc5e22caef5ebcd78170a36254ccda2ce7b54995f6d2d2bef42d6c9dc4882ff5d5d01701462c3e1ecf646019b0c1a29cebc8fac2fa3

    Download Submit
  • memory/764-132-0x00000000006FD000-0x000000000070E000-memory.dmp
    Filesize

    68KB

    Download
  • memory/764-133-0x0000000000800000-0x0000000000809000-memory.dmp
    Filesize

    36KB

    Download
  • memory/764-134-0x0000000000400000-0x000000000064C000-memory.dmp
    Filesize

    2.3MB

    Download
  • memory/764-135-0x0000000000400000-0x000000000064C000-memory.dmp
    Filesize

    2.3MB

    Download
  • memory/4356-138-0x00000000007DD000-0x00000000007EE000-memory.dmp
    Filesize

    68KB

    Download
  • memory/4356-139-0x0000000000400000-0x000000000064C000-memory.dmp
    Filesize

    2.3MB

    Download
  • memory/4356-140-0x0000000000400000-0x000000000064C000-memory.dmp
    Filesize

    2.3MB

    Download