Analysis
-
max time kernel
140s -
max time network
156s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 04:27
Static task
static1
Behavioral task
behavioral1
Sample
1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe
Resource
win10v2004-en-20220113
General
-
Target
1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe
-
Size
192KB
-
MD5
f249c24e33fdd1745bdb41aae5cb2657
-
SHA1
1b56dd33eccab893d87f817fa75bcea3b5ad4c58
-
SHA256
1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368
-
SHA512
36861b538c6a2c75288b7e18f826507b06fa535382e47f5aee5acd300786455f466a3f058ceda45cc4b3e3b2f9f446515769c1befbcea773e50ddae961b85c55
Malware Config
Signatures
-
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 1796 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1828 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exepid process 524 1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe 524 1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.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:
1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exedescription pid process Token: SeIncBasePriorityPrivilege 524 1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.execmd.exedescription pid process target process PID 524 wrote to memory of 1796 524 1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe MediaCenter.exe PID 524 wrote to memory of 1796 524 1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe MediaCenter.exe PID 524 wrote to memory of 1796 524 1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe MediaCenter.exe PID 524 wrote to memory of 1796 524 1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe MediaCenter.exe PID 524 wrote to memory of 1828 524 1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe cmd.exe PID 524 wrote to memory of 1828 524 1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe cmd.exe PID 524 wrote to memory of 1828 524 1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe cmd.exe PID 524 wrote to memory of 1828 524 1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe cmd.exe PID 1828 wrote to memory of 1260 1828 cmd.exe PING.EXE PID 1828 wrote to memory of 1260 1828 cmd.exe PING.EXE PID 1828 wrote to memory of 1260 1828 cmd.exe PING.EXE PID 1828 wrote to memory of 1260 1828 cmd.exe PING.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe"C:\Users\Admin\AppData\Local\Temp\1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:524 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1796 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1543cea669e53bce569976a00d87e3ada4b6fff7719631f29e633a263f4e4368.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1828 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1260
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
83e218ce2391a88fc3ebeb511e3ebca1
SHA12f0acc6dee5b74f99cc882a780a24c5c12e7eb4d
SHA2568f92585d8457e164f5ed52483e977d135ecc385476a8f5e1e932472ef8323035
SHA512b1459b6b1b2a82d8064514abf789457c24516e78f3ef28b4b93a450dbdab1225d19e01011b02e0063d48a32852798de8edcfe342a6932da34703bc4bc2a1892f
-
MD5
83e218ce2391a88fc3ebeb511e3ebca1
SHA12f0acc6dee5b74f99cc882a780a24c5c12e7eb4d
SHA2568f92585d8457e164f5ed52483e977d135ecc385476a8f5e1e932472ef8323035
SHA512b1459b6b1b2a82d8064514abf789457c24516e78f3ef28b4b93a450dbdab1225d19e01011b02e0063d48a32852798de8edcfe342a6932da34703bc4bc2a1892f
-
MD5
83e218ce2391a88fc3ebeb511e3ebca1
SHA12f0acc6dee5b74f99cc882a780a24c5c12e7eb4d
SHA2568f92585d8457e164f5ed52483e977d135ecc385476a8f5e1e932472ef8323035
SHA512b1459b6b1b2a82d8064514abf789457c24516e78f3ef28b4b93a450dbdab1225d19e01011b02e0063d48a32852798de8edcfe342a6932da34703bc4bc2a1892f