Analysis
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max time kernel
151s -
max time network
169s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 05:01
Static task
static1
Behavioral task
behavioral1
Sample
13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe
Resource
win10v2004-en-20220113
General
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Target
13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe
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Size
191KB
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MD5
f43ed6fa39ea1075ffc6de743c75fd32
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SHA1
0f370c7d7144ba54dd4e29aed855cd1ed48d2cd4
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SHA256
13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2
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SHA512
94144d200d75ac45a06b5372742aad17d400713c4c6000cb681e7fb5339e8343941f497ef2a7cc323e199a00393ee0fc1907923d99c414aff0209a9851ff93dc
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 1108 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1992 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exepid process 1128 13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe 1128 13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.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:
13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exedescription pid process Token: SeIncBasePriorityPrivilege 1128 13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.execmd.exedescription pid process target process PID 1128 wrote to memory of 1108 1128 13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe MediaCenter.exe PID 1128 wrote to memory of 1108 1128 13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe MediaCenter.exe PID 1128 wrote to memory of 1108 1128 13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe MediaCenter.exe PID 1128 wrote to memory of 1108 1128 13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe MediaCenter.exe PID 1128 wrote to memory of 1992 1128 13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe cmd.exe PID 1128 wrote to memory of 1992 1128 13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe cmd.exe PID 1128 wrote to memory of 1992 1128 13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe cmd.exe PID 1128 wrote to memory of 1992 1128 13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe cmd.exe PID 1992 wrote to memory of 1940 1992 cmd.exe PING.EXE PID 1992 wrote to memory of 1940 1992 cmd.exe PING.EXE PID 1992 wrote to memory of 1940 1992 cmd.exe PING.EXE PID 1992 wrote to memory of 1940 1992 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe"C:\Users\Admin\AppData\Local\Temp\13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1128 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1108 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\13d97f32ccec56ee62741ff04f5d2a9ff11788869dba692819a2de4714f0bda2.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1992 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1940
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
99487276dceb000bbc62c99514347a63
SHA1e8e6af96d5ded5154077c782b5fbefe4ff213848
SHA256cc229b09c8e0f6d697fcfbddcdbcbc35524c22cc106860a12b805b09e043464c
SHA51256b59f397c2e0a4178603aa82a15486c9bd8a14120358b47d529db99b6382577d74960f319e231a9fc7407d2f84601552b9b523c4242965d59df0559255c7c50
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MD5
99487276dceb000bbc62c99514347a63
SHA1e8e6af96d5ded5154077c782b5fbefe4ff213848
SHA256cc229b09c8e0f6d697fcfbddcdbcbc35524c22cc106860a12b805b09e043464c
SHA51256b59f397c2e0a4178603aa82a15486c9bd8a14120358b47d529db99b6382577d74960f319e231a9fc7407d2f84601552b9b523c4242965d59df0559255c7c50
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MD5
99487276dceb000bbc62c99514347a63
SHA1e8e6af96d5ded5154077c782b5fbefe4ff213848
SHA256cc229b09c8e0f6d697fcfbddcdbcbc35524c22cc106860a12b805b09e043464c
SHA51256b59f397c2e0a4178603aa82a15486c9bd8a14120358b47d529db99b6382577d74960f319e231a9fc7407d2f84601552b9b523c4242965d59df0559255c7c50