sality | 4f5c33b54a841bae7acb0e8216de5120a5b068ac60cfd158eca260d1f83cf067

Analysis

max time kernel
140s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
18-05-2024 08:45

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General

Target

1408_cn_V8.3.0.0/1408_cn_8.3.0.0/InstallDrivers.exe
Size

112KB
MD5

df93c0f3e92b0cc60e59f60fae72cb48
SHA1

24403e64913c5f61de9ff8d3f8390a2422b86660
SHA256

cfadb80d6d57fc668959bfa6debb7b55cb058fc18a974efd2b0caf1dbc1c360d
SHA512

65ff5224136ece78f15297a0a80aec0b18f14f2d9547d3f099e46f70c77813294e85499606f193aa0da677bf5a0ddeb5b538c8075e75eb3a1d7e4ca400902498
SSDEEP

3072:eEukooRHLZU8nEpo+j9fDmmG3oJd+XqNOe:TRZzneoQ9f6mG4yfe

Score

10^/10

sality backdoor evasion trojan upx

Malware Config

Extracted

Family

sality

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor sality
UAC bypass 3 TTPs 1 IoCs
evasion trojan

Bypass User Account Control
T1548.002

Disable or Modify Tools
T1562.001

Modify Registry
T1112

Processes:

InstallDrivers.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" InstallDrivers.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	InstallDrivers.exe

Windows security bypass 2 TTPs 6 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

InstallDrivers.exe

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

Disables RegEdit via registry modification 1 IoCs

evasion

Processes:

InstallDrivers.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1"	InstallDrivers.exe

Disables Task Manager via registry modification
evasion
Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

1564 netsh.exe

pid	process
1564	netsh.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral16/memory/3296-3-0x0000000002350000-0x0000000003383000-memory.dmp	upx
behavioral16/memory/3296-7-0x0000000002350000-0x0000000003383000-memory.dmp	upx
behavioral16/memory/3296-4-0x0000000002350000-0x0000000003383000-memory.dmp	upx
behavioral16/memory/3296-1-0x0000000002350000-0x0000000003383000-memory.dmp	upx
behavioral16/memory/3296-16-0x0000000002350000-0x0000000003383000-memory.dmp	upx
behavioral16/memory/3296-17-0x0000000002350000-0x0000000003383000-memory.dmp	upx

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

InstallDrivers.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1"	InstallDrivers.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc	InstallDrivers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	InstallDrivers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	InstallDrivers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	InstallDrivers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1"	InstallDrivers.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	InstallDrivers.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

InstallDrivers.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" InstallDrivers.exe
Drops file in Windows directory 1 IoCs

Processes:

InstallDrivers.exe

description ioc process

File opened for modification C:\Windows\SYSTEM.INI InstallDrivers.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

InstallDrivers.exe

pid process

3296 InstallDrivers.exe
3296 InstallDrivers.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	InstallDrivers.exe

description	ioc	process
File opened for modification	C:\Windows\SYSTEM.INI	InstallDrivers.exe

pid	process
3296	InstallDrivers.exe
3296	InstallDrivers.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

InstallDrivers.exe

description	pid	process
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe
Token: SeDebugPrivilege	3296	InstallDrivers.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

InstallDrivers.exe

description	pid	process	target process
PID 3296 wrote to memory of 780	3296	InstallDrivers.exe	fontdrvhost.exe
PID 3296 wrote to memory of 784	3296	InstallDrivers.exe	fontdrvhost.exe
PID 3296 wrote to memory of 392	3296	InstallDrivers.exe	dwm.exe
PID 3296 wrote to memory of 2684	3296	InstallDrivers.exe	sihost.exe
PID 3296 wrote to memory of 2696	3296	InstallDrivers.exe	svchost.exe
PID 3296 wrote to memory of 2836	3296	InstallDrivers.exe	taskhostw.exe
PID 3296 wrote to memory of 3528	3296	InstallDrivers.exe	Explorer.EXE
PID 3296 wrote to memory of 3696	3296	InstallDrivers.exe	svchost.exe
PID 3296 wrote to memory of 3892	3296	InstallDrivers.exe	DllHost.exe
PID 3296 wrote to memory of 4028	3296	InstallDrivers.exe	StartMenuExperienceHost.exe
PID 3296 wrote to memory of 4092	3296	InstallDrivers.exe	RuntimeBroker.exe
PID 3296 wrote to memory of 3444	3296	InstallDrivers.exe	SearchApp.exe
PID 3296 wrote to memory of 3556	3296	InstallDrivers.exe	RuntimeBroker.exe
PID 3296 wrote to memory of 2488	3296	InstallDrivers.exe	RuntimeBroker.exe
PID 3296 wrote to memory of 1612	3296	InstallDrivers.exe	TextInputHost.exe
PID 3296 wrote to memory of 4224	3296	InstallDrivers.exe	backgroundTaskHost.exe
PID 3296 wrote to memory of 3996	3296	InstallDrivers.exe	backgroundTaskHost.exe
PID 3296 wrote to memory of 1564	3296	InstallDrivers.exe	netsh.exe
PID 3296 wrote to memory of 1564	3296	InstallDrivers.exe	netsh.exe
PID 3296 wrote to memory of 1564	3296	InstallDrivers.exe	netsh.exe

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

InstallDrivers.exe

description ioc process

Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" InstallDrivers.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	InstallDrivers.exe

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:780

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:784

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:392

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2684

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2696

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2836

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3528

C:\Users\Admin\AppData\Local\Temp\1408_cn_V8.3.0.0\1408_cn_8.3.0.0\InstallDrivers.exe
"C:\Users\Admin\AppData\Local\Temp\1408_cn_V8.3.0.0\1408_cn_8.3.0.0\InstallDrivers.exe"
2⤵
- UAC bypass
- Windows security bypass
- Disables RegEdit via registry modification
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:3296

C:\Windows\SysWOW64\netsh.exe
netsh firewall set opmode disable
3⤵
- Modifies Windows Firewall
PID:1564

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3696

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3892

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:4028

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4092

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:3444

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3556

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:2488

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
1⤵
PID:1612

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
1⤵
PID:4224

C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
1⤵
PID:3996

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3296-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3296-3-0x0000000002350000-0x0000000003383000-memory.dmp

Filesize
16.2MB

Download
memory/3296-7-0x0000000002350000-0x0000000003383000-memory.dmp

Filesize
16.2MB

Download
memory/3296-4-0x0000000002350000-0x0000000003383000-memory.dmp

Filesize
16.2MB

Download
memory/3296-12-0x0000000003710000-0x0000000003712000-memory.dmp

Filesize
8KB

Download
memory/3296-9-0x0000000003720000-0x0000000003721000-memory.dmp

Filesize
4KB

Download
memory/3296-11-0x0000000003710000-0x0000000003712000-memory.dmp

Filesize
8KB

Download
memory/3296-8-0x0000000003710000-0x0000000003712000-memory.dmp

Filesize
8KB

Download
memory/3296-1-0x0000000002350000-0x0000000003383000-memory.dmp

Filesize
16.2MB

Download
memory/3296-16-0x0000000002350000-0x0000000003383000-memory.dmp

Filesize
16.2MB

Download
memory/3296-17-0x0000000002350000-0x0000000003383000-memory.dmp

Filesize
16.2MB

Download
memory/3296-39-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download