Analysis
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max time kernel
122s -
max time network
131s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 07:07
Static task
static1
Behavioral task
behavioral1
Sample
0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe
Resource
win10v2004-en-20220113
General
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Target
0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe
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Size
104KB
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MD5
1f7c71f8b36260cd9b07c3ca7813c484
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SHA1
d2789e5712b9cb85ac58a94de4aa74a25b47359c
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SHA256
0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c
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SHA512
cc7794aabddff4d57951e78569d6e547073f1dcbe61ab33d51b8a7696eeafb13bf796206f989df60d016af78b5fede1305953be405c77240b1ba05c738afa9c5
Malware Config
Signatures
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Sakula Payload 3 IoCs
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \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 1040 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1880 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exepid process 1660 0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe 1660 0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.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:
0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exedescription pid process Token: SeIncBasePriorityPrivilege 1660 0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.execmd.exedescription pid process target process PID 1660 wrote to memory of 1040 1660 0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe MediaCenter.exe PID 1660 wrote to memory of 1040 1660 0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe MediaCenter.exe PID 1660 wrote to memory of 1040 1660 0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe MediaCenter.exe PID 1660 wrote to memory of 1040 1660 0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe MediaCenter.exe PID 1660 wrote to memory of 1880 1660 0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe cmd.exe PID 1660 wrote to memory of 1880 1660 0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe cmd.exe PID 1660 wrote to memory of 1880 1660 0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe cmd.exe PID 1660 wrote to memory of 1880 1660 0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe cmd.exe PID 1880 wrote to memory of 1600 1880 cmd.exe PING.EXE PID 1880 wrote to memory of 1600 1880 cmd.exe PING.EXE PID 1880 wrote to memory of 1600 1880 cmd.exe PING.EXE PID 1880 wrote to memory of 1600 1880 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe"C:\Users\Admin\AppData\Local\Temp\0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1040 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0e7b996f4e71a3bd03ee9c3a38f1bf2f84e94b97b13d8ae917e35f3683689a8c.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1880 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1600
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
3c361950c3b96cabcbb2b74409b30c25
SHA12b030ff9d14233c21e471e345bbb1783427d9149
SHA25684d0631f68ef1ce611209c437838b2f27f76ca34d879baa97e15306b1f7af2fa
SHA512a339318eba91ec938a620069b732c4e5608ff531117ba6c8d39218656e3ac0e9324cc6b8a2071adae316ce5a4704d91af4bbc7a2e42ded493053cc1cec6c9258
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MD5
3c361950c3b96cabcbb2b74409b30c25
SHA12b030ff9d14233c21e471e345bbb1783427d9149
SHA25684d0631f68ef1ce611209c437838b2f27f76ca34d879baa97e15306b1f7af2fa
SHA512a339318eba91ec938a620069b732c4e5608ff531117ba6c8d39218656e3ac0e9324cc6b8a2071adae316ce5a4704d91af4bbc7a2e42ded493053cc1cec6c9258
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MD5
3c361950c3b96cabcbb2b74409b30c25
SHA12b030ff9d14233c21e471e345bbb1783427d9149
SHA25684d0631f68ef1ce611209c437838b2f27f76ca34d879baa97e15306b1f7af2fa
SHA512a339318eba91ec938a620069b732c4e5608ff531117ba6c8d39218656e3ac0e9324cc6b8a2071adae316ce5a4704d91af4bbc7a2e42ded493053cc1cec6c9258