metasploit | abac9b724c6d13aa90b5484b7c424c1505f9f7d58504954bb3ed9b718a448991

Analysis

max time kernel
153s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
07-07-2022 09:24

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

trojan/1.exe
Size

145KB
MD5

6e67678fc82cc9c1215a7625b5c27513
SHA1

1b27d0a1b3078fdf0b51439d86f8b093733bfac5
SHA256

b5fe0cbc7569e8adb249658ba9942cafd423c057849623d5e6e5ccf279b22782
SHA512

550383b64d1f458ef32a66b008dfca3d1d83257e857c1c14b3988a231176b496dfd283863b2d1f43d00942960e5eac6244ded555cdb0a03191f5b6081d4ee8f0

Score

10^/10

metasploit backdoor evasion trojan

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

Modifies firewall policy service 2 TTPs 8 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

unwise_.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	unwise_.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	unwise_.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile	unwise_.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\EnableFirewall = "0"	unwise_.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\DoNotAllowExceptions = "0"	unwise_.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\DomainProfile\DisableNotifications = "1"	unwise_.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	unwise_.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	unwise_.exe

Windows security bypass 2 TTPs 4 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

unwise_.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	unwise_.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	unwise_.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	unwise_.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	unwise_.exe

Executes dropped EXE 1 IoCs

Processes:

unwise_.exe

pid process

4320 unwise_.exe
Modifies Windows Firewall 1 TTPs 7 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exenetsh.exenetsh.exenetsh.exenetsh.exenetsh.exenetsh.exe

pid process

3848 netsh.exe
4072 netsh.exe
4680 netsh.exe
4752 netsh.exe
4144 netsh.exe
612 netsh.exe
1548 netsh.exe

pid	process
4320	unwise_.exe

pid	process
3848	netsh.exe
4072	netsh.exe
4680	netsh.exe
4752	netsh.exe
4144	netsh.exe
612	netsh.exe
1548	netsh.exe

Windows security modification 2 TTPs 4 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

unwise_.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	unwise_.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	unwise_.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	unwise_.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	unwise_.exe

Drops file in Windows directory 2 IoCs

Processes:

1.exe

description ioc process

File created C:\Windows\Fonts\unwise_.exe 1.exe
File opened for modification C:\Windows\Fonts\unwise_.exe 1.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\Fonts\unwise_.exe	1.exe
File opened for modification	C:\Windows\Fonts\unwise_.exe	1.exe

Modifies data under HKEY_USERS 8 IoCs

Processes:

unwise_.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\MaxConnectionsPer1_0Server = "65534"	unwise_.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\MaxConnectionsPerServer = "65534"	unwise_.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	unwise_.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	unwise_.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	unwise_.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	unwise_.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	unwise_.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	unwise_.exe

Suspicious use of AdjustPrivilegeToken 11 IoCs

Processes:

1.exeunwise_.exe

description	pid	process
Token: 33	3032	1.exe
Token: SeIncBasePriorityPrivilege	3032	1.exe
Token: 33	4320	unwise_.exe
Token: SeIncBasePriorityPrivilege	4320	unwise_.exe
Token: SeBackupPrivilege	4320	unwise_.exe
Token: SeSecurityPrivilege	4320	unwise_.exe
Token: SeSecurityPrivilege	4320	unwise_.exe
Token: SeBackupPrivilege	4320	unwise_.exe
Token: SeSecurityPrivilege	4320	unwise_.exe
Token: SeBackupPrivilege	4320	unwise_.exe
Token: SeSecurityPrivilege	4320	unwise_.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

unwise_.exe

description	pid	process	target process
PID 4320 wrote to memory of 3848	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 3848	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 3848	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 4072	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 4072	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 4072	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 4680	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 4680	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 4680	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 4752	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 4752	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 4752	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 4144	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 4144	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 4144	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 612	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 612	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 612	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 1548	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 1548	4320	unwise_.exe	netsh.exe
PID 4320 wrote to memory of 1548	4320	unwise_.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\trojan\1.exe
"C:\Users\Admin\AppData\Local\Temp\trojan\1.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3032

C:\Windows\Fonts\unwise_.exe
"C:\Windows\Fonts\unwise_.exe"
1⤵
- Modifies firewall policy service
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4320

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\System32\netsh.exe" firewall set portopening TCP 445 NB
2⤵
- Modifies Windows Firewall
PID:3848

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\System32\netsh.exe" firewall set portopening TCP 139 NB
2⤵
- Modifies Windows Firewall
PID:4072

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\System32\netsh.exe" firewall set portopening TCP 1013 BS
2⤵
- Modifies Windows Firewall
PID:4680

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\System32\netsh.exe" firewall set portopening TCP 9999 PORT1
2⤵
- Modifies Windows Firewall
PID:4752

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\System32\netsh.exe" firewall set portopening TCP 9991 PORT2
2⤵
- Modifies Windows Firewall
PID:4144

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\System32\netsh.exe" firewall add allowedprogram "C:\Windows\Fonts\unwise_.exe" workstation ENABLE ALL
2⤵
- Modifies Windows Firewall
PID:612

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\System32\netsh.exe" firewall set allowedprogram "C:\Windows\Fonts\unwise_.exe" workstation ENABLE ALL
2⤵
- Modifies Windows Firewall
PID:1548

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Disabling Security Tools

T1089

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\Fonts\unwise_.exe
Filesize
145KB

MD5
6e67678fc82cc9c1215a7625b5c27513

SHA1
1b27d0a1b3078fdf0b51439d86f8b093733bfac5

SHA256
b5fe0cbc7569e8adb249658ba9942cafd423c057849623d5e6e5ccf279b22782

SHA512
550383b64d1f458ef32a66b008dfca3d1d83257e857c1c14b3988a231176b496dfd283863b2d1f43d00942960e5eac6244ded555cdb0a03191f5b6081d4ee8f0

Download Submit
C:\Windows\Fonts\unwise_.exe
Filesize
145KB

MD5
6e67678fc82cc9c1215a7625b5c27513

SHA1
1b27d0a1b3078fdf0b51439d86f8b093733bfac5

SHA256
b5fe0cbc7569e8adb249658ba9942cafd423c057849623d5e6e5ccf279b22782

SHA512
550383b64d1f458ef32a66b008dfca3d1d83257e857c1c14b3988a231176b496dfd283863b2d1f43d00942960e5eac6244ded555cdb0a03191f5b6081d4ee8f0

Download Submit
memory/612-140-0x0000000000000000-mapping.dmp

Download
memory/1548-141-0x0000000000000000-mapping.dmp

Download
memory/3032-130-0x0000000000400000-0x00000000008D9FFF-memory.dmp

Filesize
4.9MB

Download
memory/3032-134-0x0000000000400000-0x00000000008D9FFF-memory.dmp

Filesize
4.9MB

Download
memory/3848-135-0x0000000000000000-mapping.dmp

Download
memory/4072-136-0x0000000000000000-mapping.dmp

Download
memory/4144-139-0x0000000000000000-mapping.dmp

Download
memory/4320-133-0x0000000000400000-0x00000000008D9FFF-memory.dmp

Filesize
4.9MB

Download
memory/4320-142-0x0000000000400000-0x00000000008D9FFF-memory.dmp

Filesize
4.9MB

Download
memory/4680-137-0x0000000000000000-mapping.dmp

Download
memory/4752-138-0x0000000000000000-mapping.dmp

Download