386cc33cac542ea2c22b73f69d83b5561d6612f14cc374cc40415ca634a8d0d4

General

Target

386cc33cac542ea2c22b73f69d83b5561d6612f14cc374cc40415ca634a8d0d4.exe
Size

30KB
MD5

35e4fb6ca6c2ffe4af82b86157544979
SHA1

c81d8092b672e6ab97d63751049285779f6ec303
SHA256

386cc33cac542ea2c22b73f69d83b5561d6612f14cc374cc40415ca634a8d0d4
SHA512

3d8727229e4b7d6eea83e9373adb24e9d28220276f4fac1705212a00dbc87c53da452e76bac97f7fb74080e0e66ba17839b8564bb5516b38466dbcb29e0d94f6
SSDEEP

384:wAx0nuhdl9xN0G6/ELrB++h2JfG9HT6Pq2XFg82G5Fk4tZSTIwlYyN:wfnuhms4+h2JfG9HT6PTuXAt4

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

server.exe

pid process

776 server.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

320 netsh.exe

pid	process
776	server.exe

pid	process
320	netsh.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

server.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\d525ad061f82aa8818a00a6d57c9ab8b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d525ad061f82aa8818a00a6d57c9ab8b = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .."	server.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 19 IoCs

Processes:

server.exe

description	pid	process
Token: SeDebugPrivilege	776	server.exe
Token: 33	776	server.exe
Token: SeIncBasePriorityPrivilege	776	server.exe
Token: 33	776	server.exe
Token: SeIncBasePriorityPrivilege	776	server.exe
Token: 33	776	server.exe
Token: SeIncBasePriorityPrivilege	776	server.exe
Token: 33	776	server.exe
Token: SeIncBasePriorityPrivilege	776	server.exe
Token: 33	776	server.exe
Token: SeIncBasePriorityPrivilege	776	server.exe
Token: 33	776	server.exe
Token: SeIncBasePriorityPrivilege	776	server.exe
Token: 33	776	server.exe
Token: SeIncBasePriorityPrivilege	776	server.exe
Token: 33	776	server.exe
Token: SeIncBasePriorityPrivilege	776	server.exe
Token: 33	776	server.exe
Token: SeIncBasePriorityPrivilege	776	server.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

386cc33cac542ea2c22b73f69d83b5561d6612f14cc374cc40415ca634a8d0d4.exeserver.exe

description	pid	process	target process
PID 1748 wrote to memory of 776	1748	386cc33cac542ea2c22b73f69d83b5561d6612f14cc374cc40415ca634a8d0d4.exe	server.exe
PID 1748 wrote to memory of 776	1748	386cc33cac542ea2c22b73f69d83b5561d6612f14cc374cc40415ca634a8d0d4.exe	server.exe
PID 1748 wrote to memory of 776	1748	386cc33cac542ea2c22b73f69d83b5561d6612f14cc374cc40415ca634a8d0d4.exe	server.exe
PID 776 wrote to memory of 320	776	server.exe	netsh.exe
PID 776 wrote to memory of 320	776	server.exe	netsh.exe
PID 776 wrote to memory of 320	776	server.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\386cc33cac542ea2c22b73f69d83b5561d6612f14cc374cc40415ca634a8d0d4.exe
"C:\Users\Admin\AppData\Local\Temp\386cc33cac542ea2c22b73f69d83b5561d6612f14cc374cc40415ca634a8d0d4.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1748

C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:776

C:\Windows\system32\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
3⤵
- Modifies Windows Firewall
PID:320

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

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\server.exe
Filesize
30KB

MD5
35e4fb6ca6c2ffe4af82b86157544979

SHA1
c81d8092b672e6ab97d63751049285779f6ec303

SHA256
386cc33cac542ea2c22b73f69d83b5561d6612f14cc374cc40415ca634a8d0d4

SHA512
3d8727229e4b7d6eea83e9373adb24e9d28220276f4fac1705212a00dbc87c53da452e76bac97f7fb74080e0e66ba17839b8564bb5516b38466dbcb29e0d94f6

Download Submit
C:\Users\Admin\AppData\Local\Temp\server.exe
Filesize
30KB

MD5
35e4fb6ca6c2ffe4af82b86157544979

SHA1
c81d8092b672e6ab97d63751049285779f6ec303

SHA256
386cc33cac542ea2c22b73f69d83b5561d6612f14cc374cc40415ca634a8d0d4

SHA512
3d8727229e4b7d6eea83e9373adb24e9d28220276f4fac1705212a00dbc87c53da452e76bac97f7fb74080e0e66ba17839b8564bb5516b38466dbcb29e0d94f6

Download Submit
memory/320-62-0x0000000000000000-mapping.dmp

Download
memory/776-57-0x0000000000000000-mapping.dmp

Download
memory/776-60-0x000007FEF3940000-0x000007FEF4363000-memory.dmp

Filesize
10.1MB

Download
memory/776-61-0x000007FEF28A0000-0x000007FEF3936000-memory.dmp

Filesize
16.6MB

Download
memory/1748-54-0x000007FEF3940000-0x000007FEF4363000-memory.dmp

Filesize
10.1MB

Download
memory/1748-55-0x000007FEF28A0000-0x000007FEF3936000-memory.dmp

Filesize
16.6MB

Download
memory/1748-56-0x000007FEFBCA1000-0x000007FEFBCA3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads