Overview

overview

10

Static

static

HEUR-Troja...90.exe

windows7-x64

10

HEUR-Troja...90.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2022 16:53

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General

  • Target

    HEUR-Trojan.MSIL.Diztakun.gen-47f5c7a0c27b925d9c1513ac73eecab3953327beda396fea0b2bbbe15467cb90.exe

  • Size

    218KB

  • MD5

    325229663face78b4494f54eb2c77524

  • SHA1

    00d64f749b359ec6d304cbd918118755762ddaa5

  • SHA256

    47f5c7a0c27b925d9c1513ac73eecab3953327beda396fea0b2bbbe15467cb90

  • SHA512

    83fc59059ed4a03ae0b7b592d4b5fa15bc70180a5a792ad8f8b68c2d0c42556ea1f257e38aab2229dd640aced588998460ffea75c02243d61b477bce74c1f5d0

  • SSDEEP

    6144:aZSNIPmoXWBoqiNab5jYDy375Qvq5ybpaJDr:hiPyBj5jGy3FkNwJv

Score
10/10
evasionpersistenceransomware

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Disables Task Manager via registry modification
    evasion
  • Modifies extensions of user files 8 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Drops desktop.ini file(s) 5 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan.MSIL.Diztakun.gen-47f5c7a0c27b925d9c1513ac73eecab3953327beda396fea0b2bbbe15467cb90.exe
    "C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan.MSIL.Diztakun.gen-47f5c7a0c27b925d9c1513ac73eecab3953327beda396fea0b2bbbe15467cb90.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies extensions of user files
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:808

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Defacement

1
T1491

Replay Monitor

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Downloads

  • memory/808-132-0x0000000000670000-0x00000000006AC000-memory.dmp
    Filesize

    240KB

    Download
  • memory/808-133-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
    Filesize

    10.8MB

    Download
  • memory/808-134-0x00007FF8148F0000-0x00007FF8153B1000-memory.dmp
    Filesize

    10.8MB

    Download