Analysis
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max time kernel
137s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
12-10-2023 01:24
Behavioral task
behavioral1
Sample
dfd1856323cba7485217cee5c5c8f48f_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
dfd1856323cba7485217cee5c5c8f48f_JC.exe
Resource
win10v2004-20230915-en
General
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Target
dfd1856323cba7485217cee5c5c8f48f_JC.exe
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Size
92KB
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MD5
dfd1856323cba7485217cee5c5c8f48f
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SHA1
cddf93ff37818ebf3ec1f36939a47591c7fac798
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SHA256
e67eeb117157e80b07099997f130125100ff35cc44712e54f1842a26e89d5050
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SHA512
b0ccc4e9e2690c855309c4277b198940e839c64c94d0f3b9eabdacb2deb41be37498b6efc91d8e5e3215e74f23baeba3b378c3ecf64387f8da66b4137345bcc2
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SSDEEP
1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrC:9bfVk29te2jqxCEtg30BG
Malware Config
Extracted
sakula
www.savmpet.com
Signatures
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Sakula payload 2 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe family_sakula -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
dfd1856323cba7485217cee5c5c8f48f_JC.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Control Panel\International\Geo\Nation dfd1856323cba7485217cee5c5c8f48f_JC.exe -
Executes dropped EXE 1 IoCs
Processes:
AdobeUpdate.exepid process 1232 AdobeUpdate.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
dfd1856323cba7485217cee5c5c8f48f_JC.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe" dfd1856323cba7485217cee5c5c8f48f_JC.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
dfd1856323cba7485217cee5c5c8f48f_JC.exedescription pid process Token: SeIncBasePriorityPrivilege 1212 dfd1856323cba7485217cee5c5c8f48f_JC.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
dfd1856323cba7485217cee5c5c8f48f_JC.execmd.exedescription pid process target process PID 1212 wrote to memory of 1232 1212 dfd1856323cba7485217cee5c5c8f48f_JC.exe AdobeUpdate.exe PID 1212 wrote to memory of 1232 1212 dfd1856323cba7485217cee5c5c8f48f_JC.exe AdobeUpdate.exe PID 1212 wrote to memory of 1232 1212 dfd1856323cba7485217cee5c5c8f48f_JC.exe AdobeUpdate.exe PID 1212 wrote to memory of 4856 1212 dfd1856323cba7485217cee5c5c8f48f_JC.exe cmd.exe PID 1212 wrote to memory of 4856 1212 dfd1856323cba7485217cee5c5c8f48f_JC.exe cmd.exe PID 1212 wrote to memory of 4856 1212 dfd1856323cba7485217cee5c5c8f48f_JC.exe cmd.exe PID 4856 wrote to memory of 3176 4856 cmd.exe PING.EXE PID 4856 wrote to memory of 3176 4856 cmd.exe PING.EXE PID 4856 wrote to memory of 3176 4856 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\dfd1856323cba7485217cee5c5c8f48f_JC.exe"C:\Users\Admin\AppData\Local\Temp\dfd1856323cba7485217cee5c5c8f48f_JC.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1212 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe2⤵
- Executes dropped EXE
PID:1232 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\dfd1856323cba7485217cee5c5c8f48f_JC.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:4856 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:3176
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
92KB
MD5f0072e3667ca5a8bdac217c0823cd6a6
SHA10436ef83e94b7184269b6261062682efd5f14c4e
SHA2568a65af1720fd06f52052fa9613a98170d824c649675d61fd53ba6f55871ff976
SHA5123debca21653fb35eb27569068ce6a40a18ffbb371b1c77bd76a296da141c5623b07da2b5502d57f439bfa3bea8321267f68bb7f3c52c63200a95939b8f559912
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Filesize
92KB
MD5f0072e3667ca5a8bdac217c0823cd6a6
SHA10436ef83e94b7184269b6261062682efd5f14c4e
SHA2568a65af1720fd06f52052fa9613a98170d824c649675d61fd53ba6f55871ff976
SHA5123debca21653fb35eb27569068ce6a40a18ffbb371b1c77bd76a296da141c5623b07da2b5502d57f439bfa3bea8321267f68bb7f3c52c63200a95939b8f559912