Analysis
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max time kernel
137s -
max time network
163s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:20
Static task
static1
Behavioral task
behavioral1
Sample
0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe
Resource
win10v2004-en-20220113
General
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Target
0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe
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Size
101KB
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MD5
e6ac54370ef3c6515ec46c427d929fdf
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SHA1
173884bfbdd82ae4b2d96a6e8b964bad2d044ed6
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SHA256
0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5
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SHA512
fae47ab2edddabdbc3ab32d5d16287a339d8d677bfff41cb78bb8502fd869bdc9dbc26a476de8f55ab34ece6a148038a1d822ae25caa596b18cd28fe062e0d0c
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 1360 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1092 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exepid process 1728 0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe 1728 0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.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:
0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exedescription pid process Token: SeIncBasePriorityPrivilege 1728 0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.execmd.exedescription pid process target process PID 1728 wrote to memory of 1360 1728 0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe MediaCenter.exe PID 1728 wrote to memory of 1360 1728 0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe MediaCenter.exe PID 1728 wrote to memory of 1360 1728 0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe MediaCenter.exe PID 1728 wrote to memory of 1360 1728 0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe MediaCenter.exe PID 1728 wrote to memory of 1092 1728 0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe cmd.exe PID 1728 wrote to memory of 1092 1728 0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe cmd.exe PID 1728 wrote to memory of 1092 1728 0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe cmd.exe PID 1728 wrote to memory of 1092 1728 0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe cmd.exe PID 1092 wrote to memory of 1068 1092 cmd.exe PING.EXE PID 1092 wrote to memory of 1068 1092 cmd.exe PING.EXE PID 1092 wrote to memory of 1068 1092 cmd.exe PING.EXE PID 1092 wrote to memory of 1068 1092 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe"C:\Users\Admin\AppData\Local\Temp\0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1360 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0a5cb3805f3f66c7b1a08b04483bc42b6f95d49e458c365ec67dfb4136d78ab5.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1092 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1068
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
3bf3b338209401c38a5bce3ea8d60832
SHA12eb30fac546ebc14340f92c8a951a5b5d1b0684a
SHA2565211945b6a3f7c2ee5293443fe4d721a16c3cda9c7d915e8e8aa679c8ea55fd1
SHA5125ee0d5a5128bfc04f4c8b1d1adba068816dd418d48f4dd2800572c8bc521bd8ee7efcfab55540e4bcbce1be82f02b873390c12775c588f0a56581a9a506afbc2
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
3bf3b338209401c38a5bce3ea8d60832
SHA12eb30fac546ebc14340f92c8a951a5b5d1b0684a
SHA2565211945b6a3f7c2ee5293443fe4d721a16c3cda9c7d915e8e8aa679c8ea55fd1
SHA5125ee0d5a5128bfc04f4c8b1d1adba068816dd418d48f4dd2800572c8bc521bd8ee7efcfab55540e4bcbce1be82f02b873390c12775c588f0a56581a9a506afbc2
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\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
3bf3b338209401c38a5bce3ea8d60832
SHA12eb30fac546ebc14340f92c8a951a5b5d1b0684a
SHA2565211945b6a3f7c2ee5293443fe4d721a16c3cda9c7d915e8e8aa679c8ea55fd1
SHA5125ee0d5a5128bfc04f4c8b1d1adba068816dd418d48f4dd2800572c8bc521bd8ee7efcfab55540e4bcbce1be82f02b873390c12775c588f0a56581a9a506afbc2
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memory/1728-55-0x0000000074F11000-0x0000000074F13000-memory.dmpFilesize
8KB