Analysis
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max time kernel
146s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
31-10-2023 08:40
Behavioral task
behavioral1
Sample
NEAS.dd05533d169203a5fc5d1752205ed9ba.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.dd05533d169203a5fc5d1752205ed9ba.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.dd05533d169203a5fc5d1752205ed9ba.exe
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Size
332KB
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MD5
dd05533d169203a5fc5d1752205ed9ba
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SHA1
5acc75eb219f93b60323d2a059afd5c36695307b
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SHA256
4efe5f367b03c7f134c7706e47eecdbefe84c604dad7e6b7f07792c67c038bfa
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SHA512
dce5cef2a1b69263d717cfd0be8743879efa45c8f80e3f3e97ce7988e3397cc40efabb10b63ce38b8c0ece0319f9967a8f2fb41e0b9bdf7cd1dcb9257a7dc480
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SSDEEP
6144:Nj9c2WYd30BKmiPVpU3ypIPr3D3StNynyS/E:NSI2HA
Malware Config
Extracted
sakula
www.savmpet.com
Signatures
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Sakula payload 6 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe family_sakula -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 2832 cmd.exe -
Executes dropped EXE 1 IoCs
Processes:
AdobeUpdate.exepid process 2392 AdobeUpdate.exe -
Loads dropped DLL 4 IoCs
Processes:
NEAS.dd05533d169203a5fc5d1752205ed9ba.exeAdobeUpdate.exepid process 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe 2392 AdobeUpdate.exe 2392 AdobeUpdate.exe 2392 AdobeUpdate.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
NEAS.dd05533d169203a5fc5d1752205ed9ba.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe" NEAS.dd05533d169203a5fc5d1752205ed9ba.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:
NEAS.dd05533d169203a5fc5d1752205ed9ba.exedescription pid process Token: SeIncBasePriorityPrivilege 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
NEAS.dd05533d169203a5fc5d1752205ed9ba.execmd.exedescription pid process target process PID 2344 wrote to memory of 2392 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe AdobeUpdate.exe PID 2344 wrote to memory of 2392 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe AdobeUpdate.exe PID 2344 wrote to memory of 2392 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe AdobeUpdate.exe PID 2344 wrote to memory of 2392 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe AdobeUpdate.exe PID 2344 wrote to memory of 2392 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe AdobeUpdate.exe PID 2344 wrote to memory of 2392 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe AdobeUpdate.exe PID 2344 wrote to memory of 2392 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe AdobeUpdate.exe PID 2344 wrote to memory of 2832 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe cmd.exe PID 2344 wrote to memory of 2832 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe cmd.exe PID 2344 wrote to memory of 2832 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe cmd.exe PID 2344 wrote to memory of 2832 2344 NEAS.dd05533d169203a5fc5d1752205ed9ba.exe cmd.exe PID 2832 wrote to memory of 2720 2832 cmd.exe PING.EXE PID 2832 wrote to memory of 2720 2832 cmd.exe PING.EXE PID 2832 wrote to memory of 2720 2832 cmd.exe PING.EXE PID 2832 wrote to memory of 2720 2832 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.dd05533d169203a5fc5d1752205ed9ba.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.dd05533d169203a5fc5d1752205ed9ba.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2392 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.dd05533d169203a5fc5d1752205ed9ba.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2832 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2720
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exeFilesize
332KB
MD5d0f52b7a879d5d7d81905e3f36d94532
SHA19861cee2ca277fc7277edd54896c80094b4488cb
SHA25625fdccb8ec438995fc8c82ca17dcf6d4cd90400e243217c8e56f80de9cb634fb
SHA512c7ecda204b5e9352ec9ea73650780a4ef35e5dc7cc983ff3f966015ef2f039854647aa020edf26dd6d857d993293f80278498c8af87936a1045f186e6d48e127
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exeFilesize
332KB
MD5d0f52b7a879d5d7d81905e3f36d94532
SHA19861cee2ca277fc7277edd54896c80094b4488cb
SHA25625fdccb8ec438995fc8c82ca17dcf6d4cd90400e243217c8e56f80de9cb634fb
SHA512c7ecda204b5e9352ec9ea73650780a4ef35e5dc7cc983ff3f966015ef2f039854647aa020edf26dd6d857d993293f80278498c8af87936a1045f186e6d48e127
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\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exeFilesize
332KB
MD5d0f52b7a879d5d7d81905e3f36d94532
SHA19861cee2ca277fc7277edd54896c80094b4488cb
SHA25625fdccb8ec438995fc8c82ca17dcf6d4cd90400e243217c8e56f80de9cb634fb
SHA512c7ecda204b5e9352ec9ea73650780a4ef35e5dc7cc983ff3f966015ef2f039854647aa020edf26dd6d857d993293f80278498c8af87936a1045f186e6d48e127
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\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exeFilesize
332KB
MD5d0f52b7a879d5d7d81905e3f36d94532
SHA19861cee2ca277fc7277edd54896c80094b4488cb
SHA25625fdccb8ec438995fc8c82ca17dcf6d4cd90400e243217c8e56f80de9cb634fb
SHA512c7ecda204b5e9352ec9ea73650780a4ef35e5dc7cc983ff3f966015ef2f039854647aa020edf26dd6d857d993293f80278498c8af87936a1045f186e6d48e127
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\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exeFilesize
332KB
MD5d0f52b7a879d5d7d81905e3f36d94532
SHA19861cee2ca277fc7277edd54896c80094b4488cb
SHA25625fdccb8ec438995fc8c82ca17dcf6d4cd90400e243217c8e56f80de9cb634fb
SHA512c7ecda204b5e9352ec9ea73650780a4ef35e5dc7cc983ff3f966015ef2f039854647aa020edf26dd6d857d993293f80278498c8af87936a1045f186e6d48e127
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\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exeFilesize
332KB
MD5d0f52b7a879d5d7d81905e3f36d94532
SHA19861cee2ca277fc7277edd54896c80094b4488cb
SHA25625fdccb8ec438995fc8c82ca17dcf6d4cd90400e243217c8e56f80de9cb634fb
SHA512c7ecda204b5e9352ec9ea73650780a4ef35e5dc7cc983ff3f966015ef2f039854647aa020edf26dd6d857d993293f80278498c8af87936a1045f186e6d48e127