Overview
overview
3Static
static
1koalahook-main.zip
windows7-x64
1koalahook-main.zip
windows10-2004-x64
1koalahook-...ignore
windows7-x64
3koalahook-...ignore
windows10-2004-x64
3koalahook-...DME.md
windows7-x64
3koalahook-...DME.md
windows10-2004-x64
3koalahook-...ook.py
windows7-x64
3koalahook-...ook.py
windows10-2004-x64
3koalahook-...ts.txt
windows7-x64
1koalahook-...ts.txt
windows10-2004-x64
1koalahook-...un.bat
windows7-x64
1koalahook-...un.bat
windows10-2004-x64
1koalahook-...NSE.md
windows7-x64
3koalahook-...NSE.md
windows10-2004-x64
3koalahook-...RMS.md
windows7-x64
3koalahook-...RMS.md
windows10-2004-x64
3koalahook-...in.png
windows7-x64
3koalahook-...in.png
windows10-2004-x64
3koalahook-...ge.png
windows7-x64
3koalahook-...ge.png
windows10-2004-x64
3koalahook-...in.png
windows7-x64
3koalahook-...in.png
windows10-2004-x64
3Analysis
- max time kernel
150s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20240412-en - resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system - submitted
19/04/2024, 22:30
Static task
static1
Behavioral task
behavioral1
Sample
koalahook-main.zip
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
koalahook-main.zip
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
koalahook-main/.gitignore
Resource
win7-20240215-en
Behavioral task
behavioral4
Sample
koalahook-main/.gitignore
Resource
win10v2004-20240412-en
Behavioral task
behavioral5
Sample
koalahook-main/README.md
Resource
win7-20240221-en
Behavioral task
behavioral6
Sample
koalahook-main/README.md
Resource
win10v2004-20240412-en
Behavioral task
behavioral7
Sample
koalahook-main/koalahook.py
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
koalahook-main/koalahook.py
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
koalahook-main/requirements.txt
Resource
win7-20240220-en
Behavioral task
behavioral10
Sample
koalahook-main/requirements.txt
Resource
win10v2004-20240412-en
Behavioral task
behavioral11
Sample
koalahook-main/run.bat
Resource
win7-20240221-en
Behavioral task
behavioral12
Sample
koalahook-main/run.bat
Resource
win10v2004-20240412-en
Behavioral task
behavioral13
Sample
koalahook-main/src/license/LICENSE.md
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
koalahook-main/src/license/LICENSE.md
Resource
win10v2004-20240412-en
Behavioral task
behavioral15
Sample
koalahook-main/src/license/TERMS.md
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
koalahook-main/src/license/TERMS.md
Resource
win10v2004-20240412-en
Behavioral task
behavioral17
Sample
koalahook-main/src/preview/beforelogin.png
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
koalahook-main/src/preview/beforelogin.png
Resource
win10v2004-20240412-en
Behavioral task
behavioral19
Sample
koalahook-main/src/preview/image.png
Resource
win7-20231129-en
Behavioral task
behavioral20
Sample
koalahook-main/src/preview/image.png
Resource
win10v2004-20240412-en
Behavioral task
behavioral21
Sample
koalahook-main/src/preview/postlogin.png
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
koalahook-main/src/preview/postlogin.png
Resource
win10v2004-20240226-en
General
- Target koalahook-main/src/license/TERMS.md
- Size 83B
- Sample240419-2e441aab2t
- SHA256 3cb4ced8fcd7f390ba8b7a1b082f97b082504a75c116d58aed6de1f8d85b22d2
- MD5 cf388e8f90be6052aa23a7ff3901e2ec
- SHA1 cf4b808ce659e4a6a29ffb8b7a9f0c7e273d70c2
- SHA512 d1212c06128493c95d8aaaccd84d7e6456f19685e0343338b81c40564f73431e71a3d099dd9f6dbaff6d4fb000c50cc6e646082197d5087fa7a0ae253b474565
- MD5 SHA1 SHA512
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-2177723727-746291240-1644359950-1000_Classes\Local Settings OpenWith.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1980 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\koalahook-main\src\license\TERMS.md1⤵
- Modifies registry class
PID:3996
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1980