Analysis
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max time kernel
144s -
max time network
163s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:58
Static task
static1
Behavioral task
behavioral1
Sample
087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe
Resource
win10v2004-en-20220113
General
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Target
087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe
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Size
92KB
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MD5
932b940966fe8158b11cc86cb210567a
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SHA1
e7aab3c96fd45233504fcf193ce9a3f2a3f786d1
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SHA256
087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75
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SHA512
c03484b9db55f6c3013ce365a319f471ed848336d8ae336d8ebb13b1bd41a9e977f875a995bec7fd224543d0f6d31062eab8dbca67d4ee9018d709b513aa06a7
Malware Config
Signatures
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Sakula Payload 2 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1224 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1376 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exepid process 1900 087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exedescription pid process Token: SeIncBasePriorityPrivilege 1900 087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.execmd.exedescription pid process target process PID 1900 wrote to memory of 1224 1900 087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe MediaCenter.exe PID 1900 wrote to memory of 1224 1900 087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe MediaCenter.exe PID 1900 wrote to memory of 1224 1900 087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe MediaCenter.exe PID 1900 wrote to memory of 1224 1900 087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe MediaCenter.exe PID 1900 wrote to memory of 1376 1900 087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe cmd.exe PID 1900 wrote to memory of 1376 1900 087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe cmd.exe PID 1900 wrote to memory of 1376 1900 087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe cmd.exe PID 1900 wrote to memory of 1376 1900 087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe cmd.exe PID 1376 wrote to memory of 748 1376 cmd.exe PING.EXE PID 1376 wrote to memory of 748 1376 cmd.exe PING.EXE PID 1376 wrote to memory of 748 1376 cmd.exe PING.EXE PID 1376 wrote to memory of 748 1376 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe"C:\Users\Admin\AppData\Local\Temp\087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1900 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1224 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\087bb3e39303be68f42c750d0f1357db40c66dcad542ac9c46da73ad232b4c75.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1376 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:748
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
9bf2b69a4f5ea1cd1ee4e7c11b2cf308
SHA1b429ee0258d53c36602d619d21c8bbb61159e4b3
SHA256cfa3a88926ddbf40d3a0dfc1142098dacc319bf323103c4d088f2c39f3fc25fe
SHA5126a03539ef4176a52a3e70a6eb2581051c52fed0144f135af9035736c908af61a3f9ee34650c1d2bfe2d9e350733167d51a749fe7ad1a4873dec84f90a47bf54e
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
9bf2b69a4f5ea1cd1ee4e7c11b2cf308
SHA1b429ee0258d53c36602d619d21c8bbb61159e4b3
SHA256cfa3a88926ddbf40d3a0dfc1142098dacc319bf323103c4d088f2c39f3fc25fe
SHA5126a03539ef4176a52a3e70a6eb2581051c52fed0144f135af9035736c908af61a3f9ee34650c1d2bfe2d9e350733167d51a749fe7ad1a4873dec84f90a47bf54e
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memory/1900-55-0x00000000760F1000-0x00000000760F3000-memory.dmpFilesize
8KB