Analysis
-
max time kernel
128s -
max time network
142s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:04
Static task
static1
Behavioral task
behavioral1
Sample
1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe
Resource
win10v2004-en-20220112
General
-
Target
1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe
-
Size
120KB
-
MD5
663e215d581f1656f235c8cb9c9694ba
-
SHA1
7b1ae553a1027ed65715356a0a3ef1b9b8ad656c
-
SHA256
1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6
-
SHA512
9e028eb54367dec8cc9369ab039a5e8d3263397db5ea16de5d97aef60e2e26755c3001721cd5d20141769b83ed3523ee45316dd9d71838066d57159625c9313d
Malware Config
Signatures
-
Sakula Payload 4 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 behavioral1/memory/1736-58-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula behavioral1/memory/1312-59-0x0000000000400000-0x0000000000420000-memory.dmp family_sakula -
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1312 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1816 cmd.exe -
Loads dropped DLL 1 IoCs
Processes:
1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exepid process 1736 1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Runs ping.exe 1 TTPs 1 IoCs
-
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exedescription pid process Token: SeIncBasePriorityPrivilege 1736 1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.execmd.exedescription pid process target process PID 1736 wrote to memory of 1312 1736 1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe MediaCenter.exe PID 1736 wrote to memory of 1312 1736 1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe MediaCenter.exe PID 1736 wrote to memory of 1312 1736 1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe MediaCenter.exe PID 1736 wrote to memory of 1312 1736 1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe MediaCenter.exe PID 1736 wrote to memory of 1816 1736 1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe cmd.exe PID 1736 wrote to memory of 1816 1736 1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe cmd.exe PID 1736 wrote to memory of 1816 1736 1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe cmd.exe PID 1736 wrote to memory of 1816 1736 1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe cmd.exe PID 1816 wrote to memory of 812 1816 cmd.exe PING.EXE PID 1816 wrote to memory of 812 1816 cmd.exe PING.EXE PID 1816 wrote to memory of 812 1816 cmd.exe PING.EXE PID 1816 wrote to memory of 812 1816 cmd.exe PING.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe"C:\Users\Admin\AppData\Local\Temp\1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1736 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1312 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1816 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:812
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
4ab889d8f00e26e2da207782d4a51811
SHA19fb529245dbf928331dbeaa35c5f74f99e6455eb
SHA2566d3b67534c2cedbd16c83ca915985067f3415526de90dfa689ec9642a17ec6d3
SHA512ff0032334647a3c6c9ebe302eb17e5f45ba4eddd003677de2c551db689137c9fe64a9def858e1cb7c3a6737ba52953c829441e35b02b5ea1c75d5daa27e2fa8c
-
MD5
4ab889d8f00e26e2da207782d4a51811
SHA19fb529245dbf928331dbeaa35c5f74f99e6455eb
SHA2566d3b67534c2cedbd16c83ca915985067f3415526de90dfa689ec9642a17ec6d3
SHA512ff0032334647a3c6c9ebe302eb17e5f45ba4eddd003677de2c551db689137c9fe64a9def858e1cb7c3a6737ba52953c829441e35b02b5ea1c75d5daa27e2fa8c