Analysis
- max time kernel
146s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20231127-en - resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system - submitted
09/12/2023, 06:51
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20231023-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20231127-en
5 signatures
150 seconds
General
- Target file.exe
- Size 2.7MB
- Sample231209-hmhfesfbcl
- SHA256 7cccb41d4fc34b22f10532c31017bbdeaf36f5d5ade80b83d904367f10c6cd4c
- MD5 ac7b63bef9fe0d9402c0062c436e0fba
- SHA1 4e4750dd146b5edd31f277f1464f34a756e2be26
- SHA512 47153ad9501326cb87abec0e07b995aa702bc689c325d8e60b2cfe06c520b233c5bb1ac60f6e7c2e18d048cd7f167b72cf50fdbc03d9d5cf6c7472f31ad64582
- SSDEEP 49152:ISV5KaSkNi3htSkplw2RgAGwVktEKj8w3yaEzONyxEYo9INmgpZtNViZYPXruLcb:IStSK6LSXMvVktNFH+htMINmgNVOYXr1
- MD5 SHA1 SHA512 SSDEEP
Score
7/10
Malware Config
Signatures
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Control Panel\International\Geo\Nation file.exe Key value queried \REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000\Control Panel\International\Geo\Nation cmd.exe - Loads dropped DLL 2 IoCs
pid Process 2860 rundll32.exe 4236 rundll32.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2037190880-819243489-950462038-1000_Classes\Local Settings cmd.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1972 wrote to memory of 4064 1972 file.exe 89 PID 1972 wrote to memory of 4064 1972 file.exe 89 PID 1972 wrote to memory of 4064 1972 file.exe 89 PID 4064 wrote to memory of 4252 4064 cmd.exe 92 PID 4064 wrote to memory of 4252 4064 cmd.exe 92 PID 4064 wrote to memory of 4252 4064 cmd.exe 92 PID 4252 wrote to memory of 2860 4252 control.exe 93 PID 4252 wrote to memory of 2860 4252 control.exe 93 PID 4252 wrote to memory of 2860 4252 control.exe 93 PID 2860 wrote to memory of 4536 2860 rundll32.exe 102 PID 2860 wrote to memory of 4536 2860 rundll32.exe 102 PID 4536 wrote to memory of 4236 4536 RunDll32.exe 103 PID 4536 wrote to memory of 4236 4536 RunDll32.exe 103 PID 4536 wrote to memory of 4236 4536 RunDll32.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1972 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7z7B9137B4\yPaRdx.Bat" "2⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4064 -
C:\Windows\SysWOW64\control.exe"C:\Windows\System32\control.exe" "C:\Users\Admin\AppData\Local\Temp\7z7B9137B4\kLH0gIN.CPl",3⤵
- Suspicious use of WriteProcessMemory
PID:4252 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\7z7B9137B4\kLH0gIN.CPl",4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2860 -
C:\Windows\system32\RunDll32.exeC:\Windows\system32\RunDll32.exe Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\7z7B9137B4\kLH0gIN.CPl",5⤵
- Suspicious use of WriteProcessMemory
PID:4536 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 "C:\Users\Admin\AppData\Local\Temp\7z7B9137B4\kLH0gIN.CPl",6⤵
- Loads dropped DLL
PID:4236
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\7z7B9137B4\kLH0gIN.CPl
- Size 3.0MB
- SHA256 4b9cd9016d30b69d12522a80a2e6f6b015ca0d68ce8cf960d448aaef6c788b0e
- MD5 f16c9a6e20f810880aea3df020d23e74
- SHA1 60569e53f364f45c2f4cb9f39ec3cbffe041cd15
- SHA512 066ee1c0888fbb1cbfd1187a64d66d6dddc20216f2483065485d9492cf96c8f0fa2655853d0fe35c5c2e337fbad9245aa24272d38f3b3d94e29325ffab2860a1
- SSDEEP 49152:Muo5I8UCLH7i3PX2dplL8RWAGyV8tCkjom3iaEaONyx3Y8MkxmgIZQ+8iZDT06MQ:UUy6v2VOdV8tXn3NhoHkxm++8ODTcpov
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\7z7B9137B4\kLH0gIN.CPl
- Size 3.0MB
- SHA256 4b9cd9016d30b69d12522a80a2e6f6b015ca0d68ce8cf960d448aaef6c788b0e
- MD5 f16c9a6e20f810880aea3df020d23e74
- SHA1 60569e53f364f45c2f4cb9f39ec3cbffe041cd15
- SHA512 066ee1c0888fbb1cbfd1187a64d66d6dddc20216f2483065485d9492cf96c8f0fa2655853d0fe35c5c2e337fbad9245aa24272d38f3b3d94e29325ffab2860a1
- SSDEEP 49152:Muo5I8UCLH7i3PX2dplL8RWAGyV8tCkjom3iaEaONyx3Y8MkxmgIZQ+8iZDT06MQ:UUy6v2VOdV8tXn3NhoHkxm++8ODTcpov
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\7z7B9137B4\kLH0gIN.CPl
- Size 3.0MB
- SHA256 4b9cd9016d30b69d12522a80a2e6f6b015ca0d68ce8cf960d448aaef6c788b0e
- MD5 f16c9a6e20f810880aea3df020d23e74
- SHA1 60569e53f364f45c2f4cb9f39ec3cbffe041cd15
- SHA512 066ee1c0888fbb1cbfd1187a64d66d6dddc20216f2483065485d9492cf96c8f0fa2655853d0fe35c5c2e337fbad9245aa24272d38f3b3d94e29325ffab2860a1
- SSDEEP 49152:Muo5I8UCLH7i3PX2dplL8RWAGyV8tCkjom3iaEaONyx3Y8MkxmgIZQ+8iZDT06MQ:UUy6v2VOdV8tXn3NhoHkxm++8ODTcpov
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\7z7B9137B4\yPaRdx.Bat
- Size 85B
- SHA256 f8a413155733d3616e57726d55c0b0963f290d533c07ce045c40840472058804
- MD5 e555a2c826aed11619636e44c03cdd81
- SHA1 63a409a27fbd6288df28503e32419df716b7907b
- SHA512 fb85f1020c5e97fd76cc0173501c4d07bdc594cecbe455aea851778c0e852969acab022e99469f4e921a42bf4d16cebbdb0aaac7682fb7d7e5e63eae596ff128
- MD5 SHA1 SHA512