Analysis
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max time kernel
151s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30/10/2022, 20:17
Static task
static1
Behavioral task
behavioral1
Sample
f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe
Resource
win7-20220812-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe
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Size
292KB
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MD5
a17e715713979aaf01f901d81886d3e6
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SHA1
1af1a16645d4e430ce00f056637633cbd125b7bd
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SHA256
f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c
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SHA512
2745ba1e401b3709af0e353522b4cf94a8b476ed522c125801e2d5c54213f74424f888a0979293b2b080901f3269aae4cd04a004949522f49a20d6a13a5efc07
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SSDEEP
6144:SpuXF1FOIGOLzPgIyRKksImyzJpvBsXsgsV7l:BHEOLzPgVRKksImyzDp+ZE7l
Score
10/10
Malware Config
Signatures
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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" f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" tiimae.exe -
Executes dropped EXE 1 IoCs
pid Process 1360 tiimae.exe -
Loads dropped DLL 2 IoCs
pid Process 1160 f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe 1160 f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe -
Adds Run key to start application 2 TTPs 28 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /x" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /c" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /n" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /g" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /y" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /b" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /j" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /o" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /a" tiimae.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /m" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /z" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /s" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /f" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /p" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /i" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /u" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /h" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /r" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /v" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /t" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /l" tiimae.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /k" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /q" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /d" tiimae.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /v" f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\tiimae = "C:\\Users\\Admin\\tiimae.exe /e" tiimae.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum tiimae.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 tiimae.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1160 f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe 1360 tiimae.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: 33 1712 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1712 AUDIODG.EXE Token: 33 1712 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1712 AUDIODG.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1160 f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe 1360 tiimae.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1160 wrote to memory of 1360 1160 f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe 27 PID 1160 wrote to memory of 1360 1160 f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe 27 PID 1160 wrote to memory of 1360 1160 f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe 27 PID 1160 wrote to memory of 1360 1160 f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe"C:\Users\Admin\AppData\Local\Temp\f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1160 -
C:\Users\Admin\tiimae.exe"C:\Users\Admin\tiimae.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1360
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0xc41⤵
- Suspicious use of AdjustPrivilegeToken
PID:1712
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
292KB
MD5a17e715713979aaf01f901d81886d3e6
SHA11af1a16645d4e430ce00f056637633cbd125b7bd
SHA256f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c
SHA5122745ba1e401b3709af0e353522b4cf94a8b476ed522c125801e2d5c54213f74424f888a0979293b2b080901f3269aae4cd04a004949522f49a20d6a13a5efc07
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Filesize
292KB
MD5a17e715713979aaf01f901d81886d3e6
SHA11af1a16645d4e430ce00f056637633cbd125b7bd
SHA256f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c
SHA5122745ba1e401b3709af0e353522b4cf94a8b476ed522c125801e2d5c54213f74424f888a0979293b2b080901f3269aae4cd04a004949522f49a20d6a13a5efc07
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Filesize
292KB
MD5a17e715713979aaf01f901d81886d3e6
SHA11af1a16645d4e430ce00f056637633cbd125b7bd
SHA256f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c
SHA5122745ba1e401b3709af0e353522b4cf94a8b476ed522c125801e2d5c54213f74424f888a0979293b2b080901f3269aae4cd04a004949522f49a20d6a13a5efc07
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Filesize
292KB
MD5a17e715713979aaf01f901d81886d3e6
SHA11af1a16645d4e430ce00f056637633cbd125b7bd
SHA256f8a96558d6d20aa637ef43093e35c21fd4bfe4b012ae3e21ddfc4ea32c8d7e7c
SHA5122745ba1e401b3709af0e353522b4cf94a8b476ed522c125801e2d5c54213f74424f888a0979293b2b080901f3269aae4cd04a004949522f49a20d6a13a5efc07