Analysis
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max time kernel
98s -
max time network
99s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
27-11-2024 19:37
Behavioral task
behavioral1
Sample
8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe
Resource
win10v2004-20241007-en
General
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Target
8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe
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Size
92KB
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MD5
2156b64cabb60fe64d74586dfe79a777
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SHA1
4a0918d6bdc31de32b916f99d0850205922fee1a
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SHA256
8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6
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SHA512
e1915b548509813f850de7586d2ad658c75fc13e85c7d838b73d90412be128f2f6dae2ef43f8e13809eb477d2a92a29de2b0422ac89faa7e77148f645de640f4
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SSDEEP
1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrx:9bfVk29te2jqxCEtg30BN
Malware Config
Extracted
sakula
www.savmpet.com
Signatures
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Sakula family
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Sakula payload 1 IoCs
resource yara_rule behavioral1/files/0x0008000000016d15-1.dat family_sakula -
Deletes itself 1 IoCs
pid Process 2808 cmd.exe -
Executes dropped EXE 1 IoCs
pid Process 2592 AdobeUpdate.exe -
Loads dropped DLL 4 IoCs
pid Process 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe 2592 AdobeUpdate.exe 2592 AdobeUpdate.exe 2592 AdobeUpdate.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe" 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AdobeUpdate.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2808 cmd.exe 2848 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2848 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1832 wrote to memory of 2592 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe 30 PID 1832 wrote to memory of 2592 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe 30 PID 1832 wrote to memory of 2592 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe 30 PID 1832 wrote to memory of 2592 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe 30 PID 1832 wrote to memory of 2592 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe 30 PID 1832 wrote to memory of 2592 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe 30 PID 1832 wrote to memory of 2592 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe 30 PID 1832 wrote to memory of 2808 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe 33 PID 1832 wrote to memory of 2808 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe 33 PID 1832 wrote to memory of 2808 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe 33 PID 1832 wrote to memory of 2808 1832 8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe 33 PID 2808 wrote to memory of 2848 2808 cmd.exe 35 PID 2808 wrote to memory of 2848 2808 cmd.exe 35 PID 2808 wrote to memory of 2848 2808 cmd.exe 35 PID 2808 wrote to memory of 2848 2808 cmd.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe"C:\Users\Admin\AppData\Local\Temp\8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1832 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2592
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8de5850dc4e1f158c0a651c8c8559d725cc2e069bcdd577c162d785a3182d4e6.exe"2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2808 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2848
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
92KB
MD567c87c0438a4eabb4ca3c0164e514e59
SHA1028cc63d1c9515e4eeab75efa54fa5c4586fc1b7
SHA256e39b085c3bb30846dcfce862306049763299bafb4f440e3336d114fa676b8ba3
SHA512bad2da99bee3b2a281c3756bdc11ec8e7b78170a56199867e355b5ef4e6e8956f52a277ec9589ed8dac9c03bdc343b6346dcf94db78c7e99d5b89f780a403ffe