Analysis
-
max time kernel
151s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
20/10/2022, 10:03
Static task
static1
Behavioral task
behavioral1
Sample
d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe
-
Size
216KB
-
MD5
96a97c8c57e4966b41e4b46aee1432bb
-
SHA1
a1386b4e5134d54f1ec04e0cf07dc65e1b3049f9
-
SHA256
d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2
-
SHA512
9c6696f64cd3e4e75dd1e9023a484ed40e87fcf85a5634f74f9f9a5c3d91439e717cbfb47098707a84bf40f72468e39b2658407f46ec1f858f85ae1fa91d31b5
-
SSDEEP
3072:+7Ui5xxe705cmpH8ijBcS6iS/bO40nN9k+s7EeHpAxIbYpZe:+7fDEHmpcyWX3/640N9kLjVX
Score
10/10
Malware Config
Signatures
-
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" pakac.exe -
Executes dropped EXE 1 IoCs
pid Process 608 pakac.exe -
Loads dropped DLL 2 IoCs
pid Process 1620 d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe 1620 d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe -
Adds Run key to start application 2 TTPs 51 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /t" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /l" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /V" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /L" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /z" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /W" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /K" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /F" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /M" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /A" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /e" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /f" pakac.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /J" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /r" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /a" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /x" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /B" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /G" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /m" pakac.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /g" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /X" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /v" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /o" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /C" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /Z" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /Q" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /u" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /D" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /p" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /P" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /c" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /s" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /a" d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /Y" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /E" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /k" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /i" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /q" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /b" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /H" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /j" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /h" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /O" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /N" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /I" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /d" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /w" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /U" pakac.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\pakac = "C:\\Users\\Admin\\pakac.exe /y" pakac.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1620 d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe 608 pakac.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1620 d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe 608 pakac.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1620 wrote to memory of 608 1620 d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe 27 PID 1620 wrote to memory of 608 1620 d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe 27 PID 1620 wrote to memory of 608 1620 d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe 27 PID 1620 wrote to memory of 608 1620 d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe 27
Processes
-
C:\Users\Admin\AppData\Local\Temp\d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe"C:\Users\Admin\AppData\Local\Temp\d6d5cd50a94d411bcb6c081d40ce16f49add1bc24a259ae2801f19094f9d0bd2.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1620 -
C:\Users\Admin\pakac.exe"C:\Users\Admin\pakac.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:608
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
216KB
MD5cdba36fe870ada26497f58ad94f38312
SHA1d27f2de081c86ba52ef58d2595fa5772fb589b81
SHA25639d40785c7f7186fe632446eb41dc0da1f91187680bdf85f441c9b8ff69309b3
SHA5124bd534d864bc379a5c2d2fbf7e0da673056a8dea593fc64f1b01a984986f8e60d9d4ac09a2f576628a5fded7b19fc13a880852bd55e4754614dc7a4aff0707d0
-
Filesize
216KB
MD5cdba36fe870ada26497f58ad94f38312
SHA1d27f2de081c86ba52ef58d2595fa5772fb589b81
SHA25639d40785c7f7186fe632446eb41dc0da1f91187680bdf85f441c9b8ff69309b3
SHA5124bd534d864bc379a5c2d2fbf7e0da673056a8dea593fc64f1b01a984986f8e60d9d4ac09a2f576628a5fded7b19fc13a880852bd55e4754614dc7a4aff0707d0
-
Filesize
216KB
MD5cdba36fe870ada26497f58ad94f38312
SHA1d27f2de081c86ba52ef58d2595fa5772fb589b81
SHA25639d40785c7f7186fe632446eb41dc0da1f91187680bdf85f441c9b8ff69309b3
SHA5124bd534d864bc379a5c2d2fbf7e0da673056a8dea593fc64f1b01a984986f8e60d9d4ac09a2f576628a5fded7b19fc13a880852bd55e4754614dc7a4aff0707d0
-
Filesize
216KB
MD5cdba36fe870ada26497f58ad94f38312
SHA1d27f2de081c86ba52ef58d2595fa5772fb589b81
SHA25639d40785c7f7186fe632446eb41dc0da1f91187680bdf85f441c9b8ff69309b3
SHA5124bd534d864bc379a5c2d2fbf7e0da673056a8dea593fc64f1b01a984986f8e60d9d4ac09a2f576628a5fded7b19fc13a880852bd55e4754614dc7a4aff0707d0