Analysis
-
max time kernel
119s -
max time network
126s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
12-02-2022 09:17
Static task
static1
Behavioral task
behavioral1
Sample
0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe
Resource
win10v2004-en-20220113
General
-
Target
0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe
-
Size
60KB
-
MD5
148c0a9b9dad051de6364412b5603c19
-
SHA1
fcc045ca1faa5d89d52bdfe223baab5461629a7c
-
SHA256
0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff
-
SHA512
33defcec32890e9868bcb3e5aa6abaea8ac8c68bdfa82c1a1c0787e77b55c348b4b87839b3104edb16b571b853458a80bd5f5cbd877d58f989659328e81fa8cd
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
MediaCenter.exepid process 1668 MediaCenter.exe -
Deletes itself 1 IoCs
Processes:
cmd.exepid process 1944 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exepid process 740 0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe 740 0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" 0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.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:
0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exedescription pid process Token: SeIncBasePriorityPrivilege 740 0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.execmd.exedescription pid process target process PID 740 wrote to memory of 1668 740 0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe MediaCenter.exe PID 740 wrote to memory of 1668 740 0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe MediaCenter.exe PID 740 wrote to memory of 1668 740 0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe MediaCenter.exe PID 740 wrote to memory of 1668 740 0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe MediaCenter.exe PID 740 wrote to memory of 1944 740 0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe cmd.exe PID 740 wrote to memory of 1944 740 0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe cmd.exe PID 740 wrote to memory of 1944 740 0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe cmd.exe PID 740 wrote to memory of 1944 740 0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe cmd.exe PID 1944 wrote to memory of 1032 1944 cmd.exe PING.EXE PID 1944 wrote to memory of 1032 1944 cmd.exe PING.EXE PID 1944 wrote to memory of 1032 1944 cmd.exe PING.EXE PID 1944 wrote to memory of 1032 1944 cmd.exe PING.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe"C:\Users\Admin\AppData\Local\Temp\0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:740 -
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeC:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe2⤵
- Executes dropped EXE
PID:1668 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0a84f398561e6e80eacf16077bbbbd348e6a3c54b60ae6042558c4306e2a37ff.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.13⤵
- Runs ping.exe
PID:1032
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
65c857c38a00bd644578ed4fe0100596
SHA18623cfbb46422d626ec1b9be9c061957773ec459
SHA25685784acf4fe0e08c1f7323e9e30503678927176ebc0c5ac27a6f842baedeccaf
SHA5120b86b9d2e10f733c9d690dd1f5285f68d243f2e2c822264f80a00d9f655af65f9aec797d8c480a7858396ca12232ca5b74ab3f15df1695d2be256fec1a9ffec2
-
\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
65c857c38a00bd644578ed4fe0100596
SHA18623cfbb46422d626ec1b9be9c061957773ec459
SHA25685784acf4fe0e08c1f7323e9e30503678927176ebc0c5ac27a6f842baedeccaf
SHA5120b86b9d2e10f733c9d690dd1f5285f68d243f2e2c822264f80a00d9f655af65f9aec797d8c480a7858396ca12232ca5b74ab3f15df1695d2be256fec1a9ffec2
-
\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exeMD5
65c857c38a00bd644578ed4fe0100596
SHA18623cfbb46422d626ec1b9be9c061957773ec459
SHA25685784acf4fe0e08c1f7323e9e30503678927176ebc0c5ac27a6f842baedeccaf
SHA5120b86b9d2e10f733c9d690dd1f5285f68d243f2e2c822264f80a00d9f655af65f9aec797d8c480a7858396ca12232ca5b74ab3f15df1695d2be256fec1a9ffec2
-
memory/740-55-0x0000000076141000-0x0000000076143000-memory.dmpFilesize
8KB