Analysis
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max time kernel
122s -
max time network
132s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:00
Static task
static1
Behavioral task
behavioral1
Sample
18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe
Resource
win10v2004-en-20220113
General
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Target
18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe
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Size
99KB
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MD5
fd6d0dfc5c2632c77e730550b87597d7
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SHA1
c4bd0065cd21ee18c26c7e9254574adea8e20423
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SHA256
18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b
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SHA512
b8815659a97c297cc1b5ebd89e899e31ad657daf1db53d0e03c196dbe5f79f09d5a2b03282a40b9a2fbc96ec3040524dad97dbf5c403775917ca53f7e9e9f3fb
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 1576 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1064 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exepid process 1664 18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe 1664 18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.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:
18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exedescription pid process Token: SeIncBasePriorityPrivilege 1664 18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.execmd.exedescription pid process target process PID 1664 wrote to memory of 1576 1664 18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe MediaCenter.exe PID 1664 wrote to memory of 1576 1664 18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe MediaCenter.exe PID 1664 wrote to memory of 1576 1664 18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe MediaCenter.exe PID 1664 wrote to memory of 1576 1664 18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe MediaCenter.exe PID 1664 wrote to memory of 1064 1664 18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe cmd.exe PID 1664 wrote to memory of 1064 1664 18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe cmd.exe PID 1664 wrote to memory of 1064 1664 18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe cmd.exe PID 1664 wrote to memory of 1064 1664 18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe cmd.exe PID 1064 wrote to memory of 1828 1064 cmd.exe PING.EXE PID 1064 wrote to memory of 1828 1064 cmd.exe PING.EXE PID 1064 wrote to memory of 1828 1064 cmd.exe PING.EXE PID 1064 wrote to memory of 1828 1064 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe"C:\Users\Admin\AppData\Local\Temp\18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1576 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\18cf28c163805f64a8740f711dca5dad23713607c073e7a50b75d3a1a3f2aa7b.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1064 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1828
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
b2d5c4ff64436fc00fa94a8274090f15
SHA1797ecafa62677e8b0c8f2d0d9f624e6aca3c6cf0
SHA256d1f268feb46b98c918a837bd8987a6fc9dd21364f32f204ed180942c2dba6cee
SHA51286ae54a0764513e25cfa0fad9a47cfadd1ed82ceab2ddda395d3239d35e15cefcfca48f0f5fb1d49854618dd153725b90c4cf280792256138ca605dc40b0414f
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MD5
b2d5c4ff64436fc00fa94a8274090f15
SHA1797ecafa62677e8b0c8f2d0d9f624e6aca3c6cf0
SHA256d1f268feb46b98c918a837bd8987a6fc9dd21364f32f204ed180942c2dba6cee
SHA51286ae54a0764513e25cfa0fad9a47cfadd1ed82ceab2ddda395d3239d35e15cefcfca48f0f5fb1d49854618dd153725b90c4cf280792256138ca605dc40b0414f
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MD5
b2d5c4ff64436fc00fa94a8274090f15
SHA1797ecafa62677e8b0c8f2d0d9f624e6aca3c6cf0
SHA256d1f268feb46b98c918a837bd8987a6fc9dd21364f32f204ed180942c2dba6cee
SHA51286ae54a0764513e25cfa0fad9a47cfadd1ed82ceab2ddda395d3239d35e15cefcfca48f0f5fb1d49854618dd153725b90c4cf280792256138ca605dc40b0414f