Analysis
-
max time kernel
148s -
max time network
159s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 03:42
Static task
static1
Behavioral task
behavioral1
Sample
16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe
Resource
win10v2004-en-20220113
General
-
Target
16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe
-
Size
80KB
-
MD5
99ce488e6012226640f1162b618895dd
-
SHA1
537789a244026cc42363590620655ec4eaae7d71
-
SHA256
16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6
-
SHA512
82b8ed9d5434b5c654fd756bf47e65eee389855b4e6fd93c49f66ff16bf77d34d3164bed2a42c6c972c2319704623bc7e462c33e019bc5e91bfef88ad7e00a68
Malware Config
Signatures
-
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 1084 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1768 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exepid process 1292 16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe 1292 16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.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:
16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exedescription pid process Token: SeIncBasePriorityPrivilege 1292 16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.execmd.exedescription pid process target process PID 1292 wrote to memory of 1084 1292 16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe MediaCenter.exe PID 1292 wrote to memory of 1084 1292 16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe MediaCenter.exe PID 1292 wrote to memory of 1084 1292 16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe MediaCenter.exe PID 1292 wrote to memory of 1084 1292 16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe MediaCenter.exe PID 1292 wrote to memory of 1768 1292 16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe cmd.exe PID 1292 wrote to memory of 1768 1292 16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe cmd.exe PID 1292 wrote to memory of 1768 1292 16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe cmd.exe PID 1292 wrote to memory of 1768 1292 16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe cmd.exe PID 1768 wrote to memory of 1272 1768 cmd.exe PING.EXE PID 1768 wrote to memory of 1272 1768 cmd.exe PING.EXE PID 1768 wrote to memory of 1272 1768 cmd.exe PING.EXE PID 1768 wrote to memory of 1272 1768 cmd.exe PING.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe"C:\Users\Admin\AppData\Local\Temp\16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1292 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1084 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16ef621a256c1d95bb9c100d4fdb5db3425eb4a0ed34bcce2756069d3c7531f6.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1768 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1272
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
MD5
466da261be4b2229c1485d6c10be39aa
SHA148d7c6b5b051f9c96239d687f3db9af3a253d812
SHA2560e7163d7518fed560c6c9274e37a738e8d46966fdec51a49c312816d6de44184
SHA51258293775b5f19045cc02dee1f6ceca0c3932df6cea1c37fa133be0e4542d5989002a6aff0f487df6a8eee5926185a874037f89bd9dfee11f2962527e2bdca4cf
-
MD5
466da261be4b2229c1485d6c10be39aa
SHA148d7c6b5b051f9c96239d687f3db9af3a253d812
SHA2560e7163d7518fed560c6c9274e37a738e8d46966fdec51a49c312816d6de44184
SHA51258293775b5f19045cc02dee1f6ceca0c3932df6cea1c37fa133be0e4542d5989002a6aff0f487df6a8eee5926185a874037f89bd9dfee11f2962527e2bdca4cf
-
MD5
466da261be4b2229c1485d6c10be39aa
SHA148d7c6b5b051f9c96239d687f3db9af3a253d812
SHA2560e7163d7518fed560c6c9274e37a738e8d46966fdec51a49c312816d6de44184
SHA51258293775b5f19045cc02dee1f6ceca0c3932df6cea1c37fa133be0e4542d5989002a6aff0f487df6a8eee5926185a874037f89bd9dfee11f2962527e2bdca4cf