Analysis
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max time kernel
120s -
max time network
135s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 08:18
Static task
static1
Behavioral task
behavioral1
Sample
0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe
Resource
win10v2004-en-20220113
General
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Target
0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe
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Size
99KB
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MD5
c2f9be4ef7e6aa0992f983ca420bf819
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SHA1
f035f6ffd7f22a14ae1c1c237f7a6602649f973f
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SHA256
0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16
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SHA512
4424d75dff8293a491a3b5ec6d987e501c1e005d5d4af0561f67b59eedb8a3ee61cbd4a676211ca5bf9830cf20ccd3f235351570b9cc6284073a4a984a7d50e8
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 C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 524 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1940 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exepid process 1176 0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe 1176 0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.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:
0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exedescription pid process Token: SeIncBasePriorityPrivilege 1176 0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.execmd.exedescription pid process target process PID 1176 wrote to memory of 524 1176 0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe MediaCenter.exe PID 1176 wrote to memory of 524 1176 0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe MediaCenter.exe PID 1176 wrote to memory of 524 1176 0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe MediaCenter.exe PID 1176 wrote to memory of 524 1176 0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe MediaCenter.exe PID 1176 wrote to memory of 1940 1176 0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe cmd.exe PID 1176 wrote to memory of 1940 1176 0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe cmd.exe PID 1176 wrote to memory of 1940 1176 0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe cmd.exe PID 1176 wrote to memory of 1940 1176 0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe cmd.exe PID 1940 wrote to memory of 1952 1940 cmd.exe PING.EXE PID 1940 wrote to memory of 1952 1940 cmd.exe PING.EXE PID 1940 wrote to memory of 1952 1940 cmd.exe PING.EXE PID 1940 wrote to memory of 1952 1940 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe"C:\Users\Admin\AppData\Local\Temp\0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1176 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:524 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b4e2819e4aa5a3129586366dcb718a474e5900c28bac3effed674ecda7eec16.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1940 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1952
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
efa9ed64d7ea1e1e9794986bd3cd03c6
SHA142cc598d9fd79a85c173cb40c0ccb0df4c3e051c
SHA2567874e885038e432f4e9df0d70086b83bb63816a52249075107df8440c338795a
SHA51200582f544c088f90fed56827192103582b85004f4dc9c7fc908ecf88c7737604fde8292440757ab2224026a1611fbec7137d0f4db93b7354bb07aedf6fe27b74
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MD5
efa9ed64d7ea1e1e9794986bd3cd03c6
SHA142cc598d9fd79a85c173cb40c0ccb0df4c3e051c
SHA2567874e885038e432f4e9df0d70086b83bb63816a52249075107df8440c338795a
SHA51200582f544c088f90fed56827192103582b85004f4dc9c7fc908ecf88c7737604fde8292440757ab2224026a1611fbec7137d0f4db93b7354bb07aedf6fe27b74
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MD5
efa9ed64d7ea1e1e9794986bd3cd03c6
SHA142cc598d9fd79a85c173cb40c0ccb0df4c3e051c
SHA2567874e885038e432f4e9df0d70086b83bb63816a52249075107df8440c338795a
SHA51200582f544c088f90fed56827192103582b85004f4dc9c7fc908ecf88c7737604fde8292440757ab2224026a1611fbec7137d0f4db93b7354bb07aedf6fe27b74