a46de7b1eb5d6bd50182eebb1822b4535f3018136cd98af27ae6c462583a2267

Analysis

max time kernel
150s
max time network
141s
platform
windows10_x64
resource
win10v20201028
submitted
15-02-2021 04:40

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General

Target

63e28585c6bf3c79b7f7c8c53533f3e0500ced3535ab1d6ffabb294a932c281b.exe

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

scvhost.exe

pid process

3152 scvhost.exe
Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031

pid	process
3152	scvhost.exe

Drops startup file 2 IoCs

Processes:

63e28585c6bf3c79b7f7c8c53533f3e0500ced3535ab1d6ffabb294a932c281b.exescvhost.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\â½ˆâ¾¥â½ˆâ¾¥â½„â½¾â¾¶â½›â¾¢&^.url	63e28585c6bf3c79b7f7c8c53533f3e0500ced3535ab1d6ffabb294a932c281b.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\â½ˆâ¾¥â½ˆâ¾¥â½„â½¾â¾¶â½›â¾¢&^.url	scvhost.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

scvhost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\d475eb18bfda817ecd99dc12d1e38849 = "\"C:\\Users\\Admin\\AppData\\Roaming\\scvhost.exe\" .."	scvhost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d475eb18bfda817ecd99dc12d1e38849 = "\"C:\\Users\\Admin\\AppData\\Roaming\\scvhost.exe\" .."	scvhost.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 AdjustPrivilegeToken 45 IoCs

Processes:

scvhost.exe

description	pid	process
Token: SeDebugPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe
Token: 33	3152	scvhost.exe
Token: SeIncBasePriorityPrivilege	3152	scvhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

63e28585c6bf3c79b7f7c8c53533f3e0500ced3535ab1d6ffabb294a932c281b.exescvhost.exe

description	pid	process	target process
PID 1064 wrote to memory of 3152	1064	63e28585c6bf3c79b7f7c8c53533f3e0500ced3535ab1d6ffabb294a932c281b.exe	scvhost.exe
PID 1064 wrote to memory of 3152	1064	63e28585c6bf3c79b7f7c8c53533f3e0500ced3535ab1d6ffabb294a932c281b.exe	scvhost.exe
PID 3152 wrote to memory of 1352	3152	scvhost.exe	netsh.exe
PID 3152 wrote to memory of 1352	3152	scvhost.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\63e28585c6bf3c79b7f7c8c53533f3e0500ced3535ab1d6ffabb294a932c281b.exe
"C:\Users\Admin\AppData\Local\Temp\63e28585c6bf3c79b7f7c8c53533f3e0500ced3535ab1d6ffabb294a932c281b.exe"
1⤵
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:1064

C:\Users\Admin\AppData\Roaming\scvhost.exe
"C:\Users\Admin\AppData\Roaming\scvhost.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3152

C:\Windows\SYSTEM32\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\scvhost.exe" "scvhost.exe" ENABLE
3⤵
PID:1352

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\â½ˆâ¾¥â½ˆâ¾¥â½„â½¾â¾¶â½›â¾¢&^.url
MD5
86fe3657b1ad4a471d3f33bf723cfdf7

SHA1
a1f2373ec042f49e6b5ef393a6dcd630b9a2b347

SHA256
a76aa95527f45e80abfe0540b79406a76adb097f8e71cfdd11c1bd0c5932c436

SHA512
ae54e05980f4fffe7ff250b936835d9281a52f9c1a29f5c6ba2870a395cf7eed53ac1a5e280f177795b4827dd1452e9442365ecad41cd9ea104057105b651751

Download Submit
C:\Users\Admin\AppData\Roaming\scvhost.exe
MD5
22b5a511813719a44ef83c069a6d6c1e

SHA1
59a596658a1377cdec3febf1748fc768613c4373

SHA256
63e28585c6bf3c79b7f7c8c53533f3e0500ced3535ab1d6ffabb294a932c281b

SHA512
844ca6027e2dc5b5ea2708c9fb25c40c4988c110099bbe1e5c998a7aa478f52114eb5ed58fc8e7623bb99abbcd681b9d0a4e5ab10384eac7a8a2ae204e3242a0

Download Submit
C:\Users\Admin\AppData\Roaming\scvhost.exe
MD5
22b5a511813719a44ef83c069a6d6c1e

SHA1
59a596658a1377cdec3febf1748fc768613c4373

SHA256
63e28585c6bf3c79b7f7c8c53533f3e0500ced3535ab1d6ffabb294a932c281b

SHA512
844ca6027e2dc5b5ea2708c9fb25c40c4988c110099bbe1e5c998a7aa478f52114eb5ed58fc8e7623bb99abbcd681b9d0a4e5ab10384eac7a8a2ae204e3242a0

Download Submit
C:\Users\Admin\AppData\Roaming\â½ˆâ¾¥â½ˆâ¾¥â½„â½¾â¾¶â½›â¾¢&^.exe
MD5
22b5a511813719a44ef83c069a6d6c1e

SHA1
59a596658a1377cdec3febf1748fc768613c4373

SHA256
63e28585c6bf3c79b7f7c8c53533f3e0500ced3535ab1d6ffabb294a932c281b

SHA512
844ca6027e2dc5b5ea2708c9fb25c40c4988c110099bbe1e5c998a7aa478f52114eb5ed58fc8e7623bb99abbcd681b9d0a4e5ab10384eac7a8a2ae204e3242a0

Download Submit
memory/1064-2-0x00007FF9448C0000-0x00007FF9452AC000-memory.dmp

Filesize
9.9MB

Download
memory/1064-3-0x0000000000F70000-0x0000000000F71000-memory.dmp

Filesize
4KB

Download
memory/1064-5-0x0000000001590000-0x0000000001598000-memory.dmp

Filesize
32KB

Download
memory/1064-6-0x00000000015D0000-0x00000000015D2000-memory.dmp

Filesize
8KB

Download
memory/1352-17-0x0000000000000000-mapping.dmp

Download
memory/3152-7-0x0000000000000000-mapping.dmp

Download
memory/3152-10-0x00007FF9448C0000-0x00007FF9452AC000-memory.dmp

Filesize
9.9MB

Download
memory/3152-16-0x000000001B4F0000-0x000000001B4F2000-memory.dmp

Filesize
8KB

Download