Overview

overview

8

Static

static

3

915c009707...a5.exe

windows7-x64

8

915c009707...a5.exe

windows10-2004-x64

1

Analysis

  • max time kernel
    146s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    05-02-2024 07:11

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General

  • Target

    915c009707adbeb04949f9bca59f70a5.exe

  • Size

    267KB

  • MD5

    915c009707adbeb04949f9bca59f70a5

  • SHA1

    c3647dc26328adc3524ed09c357f39ab3505fd77

  • SHA256

    ff9c3064d93fa3b8b83077b9e87b0b4eb320860147dce902a694c5d7dc7adb54

  • SHA512

    22c8418c86dfe0cc9d459a4ef6eb53cde7d6f52251b15526b9cc19d5d096beb0843648028c750102e1b85ab1a580ecaab4a10f04c3d8ff99ac748776c40c21f4

  • SSDEEP

    6144:949Yb2RsSriSbn7ZFf4JLtf6Zf/3iQMTCAEW7HaxAOx:94Ze8nNFg5hi/3Uubc

Score
8/10
evasionpersistence

Malware Config

Signatures

  • Disables taskbar notifications via registry modification
    evasion
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 30 IoCs
  • Suspicious use of SendNotifyMessage 19 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\915c009707adbeb04949f9bca59f70a5.exe
    "C:\Users\Admin\AppData\Local\Temp\915c009707adbeb04949f9bca59f70a5.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:812
    • C:\Users\Admin\AppData\Local\boo.exe
      "C:\Users\Admin\AppData\Local\boo.exe" -gav C:\Users\Admin\AppData\Local\Temp\915c009707adbeb04949f9bca59f70a5.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      PID:2880
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies Installed Components in the registry
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2692

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\boo.exe
    Filesize

    267KB

    MD5

    8800fa37fa54aadeb0d3f43ed7ca960f

    SHA1

    6b49f0fc80421e4f7d3165ae24507c08b1136319

    SHA256

    ccc0a14f58046baba72a729e08997a812ef3a365675371a86b43b663e85615e0

    SHA512

    139149ef9337684b6656e7a03212b265c116d6a8208d00b903a7c6c1df400a809499ca053c5da22aeb51505ba0f39ed6adf1e8c855621a376a4adacd067a5482

    Download Submit
  • memory/812-12-0x0000000000400000-0x0000000000461F90-memory.dmp
    Filesize

    391KB

    Download
  • memory/812-0-0x0000000000400000-0x0000000000461F90-memory.dmp
    Filesize

    391KB

    Download
  • memory/812-4-0x0000000001F10000-0x000000000202D000-memory.dmp
    Filesize

    1.1MB

    Download
  • memory/812-1-0x0000000001F10000-0x000000000231E000-memory.dmp
    Filesize

    4.1MB

    Download
  • memory/812-2-0x0000000000400000-0x0000000000461F90-memory.dmp
    Filesize

    391KB

    Download
  • memory/2692-15-0x0000000003D10000-0x0000000003D11000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2692-19-0x0000000003D10000-0x0000000003D11000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2692-33-0x0000000002640000-0x0000000002650000-memory.dmp
    Filesize

    64KB

    Download
  • memory/2880-13-0x0000000000400000-0x0000000000461F90-memory.dmp
    Filesize

    391KB

    Download
  • memory/2880-14-0x0000000000400000-0x0000000000461F90-memory.dmp
    Filesize

    391KB

    Download
  • memory/2880-16-0x0000000000400000-0x0000000000461F90-memory.dmp
    Filesize

    391KB

    Download
  • memory/2880-17-0x0000000001E50000-0x000000000225E000-memory.dmp
    Filesize

    4.1MB

    Download