Analysis
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max time kernel
149s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18-11-2024 16:06
Behavioral task
behavioral1
Sample
4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe
Resource
win7-20240903-en
General
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Target
4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe
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Size
140KB
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MD5
10c05b2c7b11b2572e69de8b9efaf9dc
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SHA1
a15436472c87113b38fb6490aab86c7231d9f939
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SHA256
4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b
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SHA512
0736767a81a4cd26449c85cec0b0e427b556ba59e1ad60f891c8ce2b73b671e1220dc8059129314f758ce496286104d3002891227e70ee245c93e77cca6084aa
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SSDEEP
1536:6QFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX+mdz30rtr8gjmy9xNDCkre:x29DkEGRQixVSjLa130BYgjmy9T7e
Malware Config
Extracted
sakula
www.polarroute.com
Signatures
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Sakula family
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Sakula payload 6 IoCs
resource yara_rule behavioral1/memory/944-0-0x0000000000400000-0x0000000000425000-memory.dmp family_sakula behavioral1/memory/2856-7-0x0000000000400000-0x0000000000425000-memory.dmp family_sakula behavioral1/files/0x0008000000016d36-2.dat family_sakula behavioral1/memory/944-8-0x0000000000400000-0x0000000000425000-memory.dmp family_sakula behavioral1/memory/2856-10-0x0000000000400000-0x0000000000425000-memory.dmp family_sakula behavioral1/memory/944-11-0x0000000000400000-0x0000000000425000-memory.dmp family_sakula -
Deletes itself 1 IoCs
pid Process 2832 cmd.exe -
Executes dropped EXE 1 IoCs
pid Process 2856 MediaCenter.exe -
Loads dropped DLL 1 IoCs
pid Process 944 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.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\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe -
resource yara_rule behavioral1/memory/944-0-0x0000000000400000-0x0000000000425000-memory.dmp upx behavioral1/memory/2856-7-0x0000000000400000-0x0000000000425000-memory.dmp upx behavioral1/files/0x0008000000016d36-2.dat upx behavioral1/memory/944-8-0x0000000000400000-0x0000000000425000-memory.dmp upx behavioral1/memory/2856-10-0x0000000000400000-0x0000000000425000-memory.dmp upx behavioral1/memory/944-11-0x0000000000400000-0x0000000000425000-memory.dmp upx -
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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MediaCenter.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2836 PING.EXE 2832 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2836 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 944 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 944 wrote to memory of 2856 944 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe 31 PID 944 wrote to memory of 2856 944 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe 31 PID 944 wrote to memory of 2856 944 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe 31 PID 944 wrote to memory of 2856 944 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe 31 PID 944 wrote to memory of 2832 944 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe 33 PID 944 wrote to memory of 2832 944 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe 33 PID 944 wrote to memory of 2832 944 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe 33 PID 944 wrote to memory of 2832 944 4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe 33 PID 2832 wrote to memory of 2836 2832 cmd.exe 35 PID 2832 wrote to memory of 2836 2832 cmd.exe 35 PID 2832 wrote to memory of 2836 2832 cmd.exe 35 PID 2832 wrote to memory of 2836 2832 cmd.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe"C:\Users\Admin\AppData\Local\Temp\4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.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:944 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2856
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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\4dea5bee395813bb10e623fdb4e05949b2846f50c63669b87af206a57bcd538b.exe"2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2832 -
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:2836
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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
140KB
MD522f0948d1adead70fc66bebb70010490
SHA14b2097b7dcd267164fd3ebfe8f819e7cad5167ac
SHA2565155d928530a4d52dd51445f7c56e2f7cacafd723c4e26376651c7ef509a735a
SHA512a725fda309d5c997b996f03627594771a0522807af62cc8be488c105ed7310770307bd4f8637efd81718d10f80f634cbc4b61add63bb1c8154b35c3af321e215