0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590

General

Target

0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
Size

204KB
MD5

015475207d5f3954b4a964ae05030afb
SHA1

c82bd3fc33f143f96a7b39b18619de6d7d9c3331
SHA256

0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590
SHA512

51a1eaf1fb647c1e13c3e4d60bdee0b4dc59958127c96f04a6256d96eaab2077fed6359a712b68a8bb72059bffbf528910cfc59bdd6254097b113710905fbc24

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\75439967573920484\winsvr.exe = "C:\\Users\\Admin\\75439967573920484\\winsvr.exe:*:Enabled:Windows Service"	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe

Executes dropped EXE 2 IoCs

Processes:

winsvr.exewinsvr.exe

pid process

2024 winsvr.exe
1728 winsvr.exe

pid	process
2024	winsvr.exe
1728	winsvr.exe

Loads dropped DLL 2 IoCs

Processes:

0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe

pid	process
1928	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
1928	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Service = "C:\\Users\\Admin\\75439967573920484\\winsvr.exe"	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exewinsvr.exe

description	pid	process	target process
PID 1980 set thread context of 1928	1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
PID 2024 set thread context of 1728	2024	winsvr.exe	winsvr.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exewinsvr.exe

pid process

1980 0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
2024 winsvr.exe

pid	process
1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
2024	winsvr.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exewinsvr.exe

description	pid	process	target process
PID 1980 wrote to memory of 1928	1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
PID 1980 wrote to memory of 1928	1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
PID 1980 wrote to memory of 1928	1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
PID 1980 wrote to memory of 1928	1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
PID 1980 wrote to memory of 1928	1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
PID 1980 wrote to memory of 1928	1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
PID 1980 wrote to memory of 1928	1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
PID 1980 wrote to memory of 1928	1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
PID 1980 wrote to memory of 1928	1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
PID 1980 wrote to memory of 1928	1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
PID 1980 wrote to memory of 1928	1980	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
PID 1928 wrote to memory of 2024	1928	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	winsvr.exe
PID 1928 wrote to memory of 2024	1928	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	winsvr.exe
PID 1928 wrote to memory of 2024	1928	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	winsvr.exe
PID 1928 wrote to memory of 2024	1928	0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe	winsvr.exe
PID 2024 wrote to memory of 1728	2024	winsvr.exe	winsvr.exe
PID 2024 wrote to memory of 1728	2024	winsvr.exe	winsvr.exe
PID 2024 wrote to memory of 1728	2024	winsvr.exe	winsvr.exe
PID 2024 wrote to memory of 1728	2024	winsvr.exe	winsvr.exe
PID 2024 wrote to memory of 1728	2024	winsvr.exe	winsvr.exe
PID 2024 wrote to memory of 1728	2024	winsvr.exe	winsvr.exe
PID 2024 wrote to memory of 1728	2024	winsvr.exe	winsvr.exe
PID 2024 wrote to memory of 1728	2024	winsvr.exe	winsvr.exe
PID 2024 wrote to memory of 1728	2024	winsvr.exe	winsvr.exe
PID 2024 wrote to memory of 1728	2024	winsvr.exe	winsvr.exe
PID 2024 wrote to memory of 1728	2024	winsvr.exe	winsvr.exe

C:\Users\Admin\AppData\Local\Temp\0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
"C:\Users\Admin\AppData\Local\Temp\0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1980

C:\Users\Admin\AppData\Local\Temp\0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe
"C:\Users\Admin\AppData\Local\Temp\0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590.exe"
2⤵
- Modifies firewall policy service
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1928

C:\Users\Admin\75439967573920484\winsvr.exe
"C:\Users\Admin\75439967573920484\winsvr.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2024

C:\Users\Admin\75439967573920484\winsvr.exe
"C:\Users\Admin\75439967573920484\winsvr.exe"
4⤵
- Executes dropped EXE
PID:1728

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\75439967573920484\winsvr.exe
Filesize
204KB

MD5
015475207d5f3954b4a964ae05030afb

SHA1
c82bd3fc33f143f96a7b39b18619de6d7d9c3331

SHA256
0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590

SHA512
51a1eaf1fb647c1e13c3e4d60bdee0b4dc59958127c96f04a6256d96eaab2077fed6359a712b68a8bb72059bffbf528910cfc59bdd6254097b113710905fbc24

Download Submit
C:\Users\Admin\75439967573920484\winsvr.exe
Filesize
204KB

MD5
015475207d5f3954b4a964ae05030afb

SHA1
c82bd3fc33f143f96a7b39b18619de6d7d9c3331

SHA256
0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590

SHA512
51a1eaf1fb647c1e13c3e4d60bdee0b4dc59958127c96f04a6256d96eaab2077fed6359a712b68a8bb72059bffbf528910cfc59bdd6254097b113710905fbc24

Download Submit
C:\Users\Admin\75439967573920484\winsvr.exe
Filesize
204KB

MD5
015475207d5f3954b4a964ae05030afb

SHA1
c82bd3fc33f143f96a7b39b18619de6d7d9c3331

SHA256
0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590

SHA512
51a1eaf1fb647c1e13c3e4d60bdee0b4dc59958127c96f04a6256d96eaab2077fed6359a712b68a8bb72059bffbf528910cfc59bdd6254097b113710905fbc24

Download Submit
\Users\Admin\75439967573920484\winsvr.exe
Filesize
204KB

MD5
015475207d5f3954b4a964ae05030afb

SHA1
c82bd3fc33f143f96a7b39b18619de6d7d9c3331

SHA256
0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590

SHA512
51a1eaf1fb647c1e13c3e4d60bdee0b4dc59958127c96f04a6256d96eaab2077fed6359a712b68a8bb72059bffbf528910cfc59bdd6254097b113710905fbc24

Download Submit
\Users\Admin\75439967573920484\winsvr.exe
Filesize
204KB

MD5
015475207d5f3954b4a964ae05030afb

SHA1
c82bd3fc33f143f96a7b39b18619de6d7d9c3331

SHA256
0073dff04251a2a400f5c542630bdf291c341406cb7fdc9b2a411dc633fc2590

SHA512
51a1eaf1fb647c1e13c3e4d60bdee0b4dc59958127c96f04a6256d96eaab2077fed6359a712b68a8bb72059bffbf528910cfc59bdd6254097b113710905fbc24

Download Submit
memory/1728-91-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1728-90-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1728-86-0x00000000004046F6-mapping.dmp

Download
memory/1928-63-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1928-68-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1928-69-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1928-67-0x0000000076C01000-0x0000000076C03000-memory.dmp

Filesize
8KB

Download
memory/1928-64-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1928-65-0x00000000004046F6-mapping.dmp

Download
memory/1928-56-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1928-62-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1928-61-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1928-59-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1928-57-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2024-72-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads