Analysis
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max time kernel
140s -
max time network
160s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:32
Static task
static1
Behavioral task
behavioral1
Sample
09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe
Resource
win10v2004-en-20220113
General
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Target
09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe
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Size
80KB
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MD5
a81aca0ebd9222df0bcf7e0b11f69ae9
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SHA1
7646215b4b20003bf1ea09c3c9b8e0660fea524b
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SHA256
09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65
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SHA512
14f36fbaa792c91699af4eeab445de096c6275205bf9b9d475093b8dcd2e625c90ea243e8c872e0b23dcdc82034e3360b7a242433f785174e014a1a3a1b85c21
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 1684 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1996 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exepid process 1212 09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe 1212 09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.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:
09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exedescription pid process Token: SeIncBasePriorityPrivilege 1212 09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.execmd.exedescription pid process target process PID 1212 wrote to memory of 1684 1212 09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe MediaCenter.exe PID 1212 wrote to memory of 1684 1212 09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe MediaCenter.exe PID 1212 wrote to memory of 1684 1212 09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe MediaCenter.exe PID 1212 wrote to memory of 1684 1212 09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe MediaCenter.exe PID 1212 wrote to memory of 1996 1212 09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe cmd.exe PID 1212 wrote to memory of 1996 1212 09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe cmd.exe PID 1212 wrote to memory of 1996 1212 09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe cmd.exe PID 1212 wrote to memory of 1996 1212 09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe cmd.exe PID 1996 wrote to memory of 2004 1996 cmd.exe PING.EXE PID 1996 wrote to memory of 2004 1996 cmd.exe PING.EXE PID 1996 wrote to memory of 2004 1996 cmd.exe PING.EXE PID 1996 wrote to memory of 2004 1996 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe"C:\Users\Admin\AppData\Local\Temp\09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1212 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1684 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\09bbf3bffecbd9efd0570e7736d3a963d2e2b84ed6323789734b9fadc2f8ed65.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1996 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:2004
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
7d459f5a693340bf2e843c9da7dd5262
SHA15dc2bfb7092a6b1643625041e5f89ad7bd83bbca
SHA2560ca7c69d2fb46983646cc913e8139c6985be8c735e1b17aeb1d0eac4bca2c5e4
SHA512c4f6eedb18e3388729054f12b9517d994d285e721098f499cf1fb63c4e4e9786e0626dad3a46528d8dd6c7301887eb0c6cb9b344881c8c3c45ab0fd6413f0574
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
7d459f5a693340bf2e843c9da7dd5262
SHA15dc2bfb7092a6b1643625041e5f89ad7bd83bbca
SHA2560ca7c69d2fb46983646cc913e8139c6985be8c735e1b17aeb1d0eac4bca2c5e4
SHA512c4f6eedb18e3388729054f12b9517d994d285e721098f499cf1fb63c4e4e9786e0626dad3a46528d8dd6c7301887eb0c6cb9b344881c8c3c45ab0fd6413f0574
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
7d459f5a693340bf2e843c9da7dd5262
SHA15dc2bfb7092a6b1643625041e5f89ad7bd83bbca
SHA2560ca7c69d2fb46983646cc913e8139c6985be8c735e1b17aeb1d0eac4bca2c5e4
SHA512c4f6eedb18e3388729054f12b9517d994d285e721098f499cf1fb63c4e4e9786e0626dad3a46528d8dd6c7301887eb0c6cb9b344881c8c3c45ab0fd6413f0574
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memory/1212-54-0x0000000075891000-0x0000000075893000-memory.dmpFilesize
8KB