Overview

overview

8

Static

static

3

test.exe

windows10-1703-x64

8

test.exe

windows11-21h2-x64

8

Analysis

  • max time kernel
    134s
  • max time network
    135s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    23-05-2024 01:47

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General

  • Target

    test.exe

  • Size

    75KB

  • MD5

    07202b2ac038a5853ee4fb88dcb9a899

  • SHA1

    1cbe3734d3594cd2430e699e63972da458562dd3

  • SHA256

    90cee64c0da47de7b66c5f50120051e3797f14c5609aea1c5e1aaf10e10537a8

  • SHA512

    75c79157f14bb226ea3fedc011e79bfd57aed6a94f1a97c518755289da6bbcb9eeeeb327d45e70ed1e7d69e24a863f76ad0fc78dda593817b513c678de10c0c5

  • SSDEEP

    1536:GOXQrSji6XN9+GVqQ7zgN9ebqvjoJExemwHX9TM:GOXQA+QqQfgNY0emcQ

Score
8/10
evasionpersistence

Malware Config

Signatures

  • Disables Task Manager via registry modification
    evasion
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 5 IoCs
  • Checks SCSI registry key(s) 3 TTPs 26 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Kills process with taskkill 1 IoCs
    evasion
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 29 IoCs
  • Modifies registry key 1 TTPs 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 IoCs
  • Suspicious use of FindShellTrayWindow 44 IoCs
  • Suspicious use of SendNotifyMessage 22 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\test.exe
    "C:\Users\Admin\AppData\Local\Temp\test.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6050.tmp\test.bat" "C:\Users\Admin\AppData\Local\Temp\test.exe""
      2⤵
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:3088
      • C:\Windows\system32\taskkill.exe
        taskkill /im explorer.exe /f
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4732
      • C:\Windows\system32\reg.exe
        Reg Delete HKLM\System\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:1112
      • C:\Windows\system32\reg.exe
        reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Run /v Win32 /t REG_SZ /d C:\Windows\Win32.exe /f
        3⤵
        • Adds Run key to start application
        • Modifies registry key
        PID:3464
      • C:\Windows\system32\reg.exe
        reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 1 /f
        3⤵
        • Modifies registry key
        PID:4616
      • C:\Windows\system32\reg.exe
        reg Delete HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f
        3⤵
        • Adds Run key to start application
        • Modifies registry key
        PID:4812
      • C:\Windows\system32\reg.exe
        reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableTaskMgr /t REG_DWORD /d 0 /f
        3⤵
        • Modifies registry key
        PID:1936
      • C:\Windows\explorer.exe
        explorer.exe
        3⤵
        • Modifies Installed Components in the registry
        • Enumerates connected drives
        • Drops file in Windows directory
        • Checks SCSI registry key(s)
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:4408
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Drops file in Windows directory
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4576

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Defense Evasion

Modify Registry

4
T1112

Credential Access

Discovery

Query Registry

3
T1012

Peripheral Device Discovery

2
T1120

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\6050.tmp\test.bat
    Filesize

    1KB

    MD5

    3423bfcd5d796f351d6877277656dce0

    SHA1

    fd97b809225bd6410667ef6186b9b65632566a99

    SHA256

    83a6299c3d4dcb0a864de86be96059106125204e949098d4c718f5312496b47c

    SHA512

    8af1c2c263d6385beda9e213988447dd1b79223ee286fec849d067fa0d4950af8cfafdf47812c59723558f1f28b693e077edc61308c9859d33f9e2838c4ddde6

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  • memory/4408-5-0x0000000002AE0000-0x0000000002AE1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/4576-12-0x00000207E1BB0000-0x00000207E1BD0000-memory.dmp
    Filesize

    128KB

    Download
  • memory/4576-33-0x00000207E1D30000-0x00000207E1D50000-memory.dmp
    Filesize

    128KB

    Download