Analysis
-
max time kernel
150s -
max time network
43s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02/10/2022, 00:29
Static task
static1
Behavioral task
behavioral1
Sample
3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe
-
Size
160KB
-
MD5
4b39dcffcb563cad580e70fa399344e0
-
SHA1
9d3931c34eb15bc3405d66fb3e2cba37afb46a65
-
SHA256
3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592
-
SHA512
419f94b225898317b7187b93800d8aa55f69e25618bc722450c629902c6ef5d0adee34172928440659ee4aa6b06e58e701135e2f9403a060c8a685bce9fd5778
-
SSDEEP
3072:eGzsrBGoe5g+GwJs8K9YUoIrJaRuSZ/JlQPj/PYv2wM0B2vmkHgHAGFAhl4oQZip:eGwrfP9YErMRuSZ/JlQLHYv2PvzGAMA9
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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" lwcir.exe -
Executes dropped EXE 1 IoCs
pid Process 892 lwcir.exe -
Loads dropped DLL 2 IoCs
pid Process 1644 3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe 1644 3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /Z" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /i" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /S" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /U" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /F" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /L" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /T" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /v" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /w" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /q" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /j" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /Q" lwcir.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /B" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /G" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /c" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /V" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /X" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /P" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /C" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /K" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /o" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /M" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /k" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /x" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /R" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /a" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /t" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /H" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /N" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /h" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /z" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /s" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /y" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /t" 3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /W" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /D" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /f" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /Y" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /l" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /e" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /u" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /p" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /O" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /r" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /b" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /A" lwcir.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /d" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /I" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /J" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /m" lwcir.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\lwcir = "C:\\Users\\Admin\\lwcir.exe /n" lwcir.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 1644 3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe 892 lwcir.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1644 3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe 892 lwcir.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1644 wrote to memory of 892 1644 3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe 27 PID 1644 wrote to memory of 892 1644 3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe 27 PID 1644 wrote to memory of 892 1644 3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe 27 PID 1644 wrote to memory of 892 1644 3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe 27
Processes
-
C:\Users\Admin\AppData\Local\Temp\3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.exe"C:\Users\Admin\AppData\Local\Temp\3a11f80648031aa8c2404d28b1f3a14ece5908a76db842f0bceb8f7ee3620592.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:1644 -
C:\Users\Admin\lwcir.exe"C:\Users\Admin\lwcir.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:892
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
160KB
MD5fe64f7a20d4d850368f9453ffeb0dd7b
SHA1c5dbb80219468ac7df6e990be43f823685a9bc8f
SHA2561f5c34940292ef0557ba908ab289f67308c16badc5898c21e848d2de33975008
SHA512792d55ae69a1f16dd5ab30089ba4a047dc816ea8273757709beac7ddc1028bdade927d247b59f3b5bf92cec47dff97c8afcca30b2f41e80c0a05f1ee8e1c0d39
-
Filesize
160KB
MD5fe64f7a20d4d850368f9453ffeb0dd7b
SHA1c5dbb80219468ac7df6e990be43f823685a9bc8f
SHA2561f5c34940292ef0557ba908ab289f67308c16badc5898c21e848d2de33975008
SHA512792d55ae69a1f16dd5ab30089ba4a047dc816ea8273757709beac7ddc1028bdade927d247b59f3b5bf92cec47dff97c8afcca30b2f41e80c0a05f1ee8e1c0d39
-
Filesize
160KB
MD5fe64f7a20d4d850368f9453ffeb0dd7b
SHA1c5dbb80219468ac7df6e990be43f823685a9bc8f
SHA2561f5c34940292ef0557ba908ab289f67308c16badc5898c21e848d2de33975008
SHA512792d55ae69a1f16dd5ab30089ba4a047dc816ea8273757709beac7ddc1028bdade927d247b59f3b5bf92cec47dff97c8afcca30b2f41e80c0a05f1ee8e1c0d39
-
Filesize
160KB
MD5fe64f7a20d4d850368f9453ffeb0dd7b
SHA1c5dbb80219468ac7df6e990be43f823685a9bc8f
SHA2561f5c34940292ef0557ba908ab289f67308c16badc5898c21e848d2de33975008
SHA512792d55ae69a1f16dd5ab30089ba4a047dc816ea8273757709beac7ddc1028bdade927d247b59f3b5bf92cec47dff97c8afcca30b2f41e80c0a05f1ee8e1c0d39