sality | 3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7

Analysis

max time kernel
25s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 21:21

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General

Target

3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Size

736KB
MD5

c5112174663df732115a9cd7d414d97a
SHA1

f7b92adc87f580fa9b0a616385193bcfa5c25db9
SHA256

3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7
SHA512

682ea727bddf32a471b0ab44bd79ca067458d82a0ffcd8672ff8fd42fa5b9ffff52234f1dbf201c80e3d51f7d066013bb7a8a9ce2bd2c56bada202ff5a25ecec
SSDEEP

12288:YTyjXW+48qWywrU4kGFezOAVuJ5PIRww7F5DO3HYff24r55:2IXW/8yw1ez54lI5F5SXYHj7

Score

10^/10

sality backdoor discovery evasion persistence 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

Modifies firewall policy service 3 TTPs 6 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1"	rundll32.exe

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe

Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor sality
Sality family
sality

UAC bypass 3 TTPs 2 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	rundll32.exe

Windows security bypass 2 TTPs 12 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	rundll32.exe

Executes dropped EXE 1 IoCs

pid	Process
2852	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe

Windows security modification 2 TTPs 14 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1"	rundll32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Office\\rundll32.exe"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	rundll32.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\B:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe

UPX packed file 26 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2500-1-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-12-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-7-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-9-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-14-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-13-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-10-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-8-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-6-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-11-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-15-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-36-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-37-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-40-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2500-47-0x0000000002440000-0x00000000034FA000-memory.dmp	upx
behavioral1/memory/2852-73-0x0000000003C10000-0x0000000004CCA000-memory.dmp	upx
behavioral1/memory/2852-67-0x0000000003C10000-0x0000000004CCA000-memory.dmp	upx
behavioral1/memory/2852-69-0x0000000003C10000-0x0000000004CCA000-memory.dmp	upx
behavioral1/memory/2852-71-0x0000000003C10000-0x0000000004CCA000-memory.dmp	upx
behavioral1/memory/2852-81-0x0000000003C10000-0x0000000004CCA000-memory.dmp	upx
behavioral1/memory/2852-80-0x0000000003C10000-0x0000000004CCA000-memory.dmp	upx
behavioral1/memory/2852-79-0x0000000003C10000-0x0000000004CCA000-memory.dmp	upx
behavioral1/memory/2852-70-0x0000000003C10000-0x0000000004CCA000-memory.dmp	upx
behavioral1/memory/2852-68-0x0000000003C10000-0x0000000004CCA000-memory.dmp	upx
behavioral1/memory/2852-72-0x0000000003C10000-0x0000000004CCA000-memory.dmp	upx
behavioral1/memory/2852-102-0x0000000003C10000-0x0000000004CCA000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\f76c207	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
File opened for modification	C:\Windows\SYSTEM.INI	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
File created	C:\Windows\f76f6fc	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
2852	rundll32.exe
2852	rundll32.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe
Token: SeDebugPrivilege	2852	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
2852	rundll32.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 1112	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe	19
PID 2500 wrote to memory of 1204	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe	20
PID 2500 wrote to memory of 1288	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe	21
PID 2500 wrote to memory of 1616	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe	25
PID 2500 wrote to memory of 2852	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe	30
PID 2500 wrote to memory of 2852	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe	30
PID 2500 wrote to memory of 2852	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe	30
PID 2500 wrote to memory of 2852	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe	30
PID 2500 wrote to memory of 2852	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe	30
PID 2500 wrote to memory of 2852	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe	30
PID 2500 wrote to memory of 2852	2500	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe	30
PID 2852 wrote to memory of 1112	2852	rundll32.exe	19
PID 2852 wrote to memory of 1204	2852	rundll32.exe	20
PID 2852 wrote to memory of 1288	2852	rundll32.exe	21
PID 2852 wrote to memory of 1616	2852	rundll32.exe	25
PID 2852 wrote to memory of 1112	2852	rundll32.exe	19
PID 2852 wrote to memory of 1204	2852	rundll32.exe	20
PID 2852 wrote to memory of 1288	2852	rundll32.exe	21
PID 2852 wrote to memory of 1616	2852	rundll32.exe	25

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	rundll32.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1204

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1288
- C:\Users\Admin\AppData\Local\Temp\3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe
  "C:\Users\Admin\AppData\Local\Temp\3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7.exe"
  2⤵
  - Modifies firewall policy service
  - Modifies visibility of file extensions in Explorer
  - Modifies visiblity of hidden/system files in Explorer
  - UAC bypass
  - Windows security bypass
  - Loads dropped DLL
  - Windows security modification
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:2500
- - C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe
    3⤵
    - Modifies firewall policy service
    - Modifies visiblity of hidden/system files in Explorer
    - UAC bypass
    - Windows security bypass
    - Executes dropped EXE
    - Windows security modification
    - Checks whether UAC is enabled
    - Enumerates connected drives
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    - System policy modification
    PID:2852

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\0F76E0CE_Rar\rundll32.exe

Filesize
664KB

MD5
8ca8216260b4f5e0d6e1132e49d1d25a

SHA1
c7ce0406001fb3eaaf82c5ad33945f01f0dddc11

SHA256
ddc806307ec3d800851db6c617343cad0a5e9af8dafe867b6dc2f33dd528cf64

SHA512
0644472c924acb7ae9c8f4b3222e5b2d3a95a9346587a104e437ab0d0c832b05fd153d7450e6d5f5f7d685be9b222712c2c6d869c05acd7efc89f63e83e29a33

Download Submit
C:\Windows\SYSTEM.INI

Filesize
257B

MD5
a0b7933b1609224161a3b4735621c9c0

SHA1
0a9e5fcb907ae3674dab4edf0aa4270efd885843

SHA256
2e4e73a19a8bb0063809d739aa25b08696e1a524140ae13559faa589b1138445

SHA512
05e20ff7fb0de750542ce5ad238cfa78441f1652c51dbbdfaa3e9c106cfc84831c01186667df3b4e1ec3654f968031f8b76f6257f37695beeb05f0851e9620b9

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Office\rundll32.exe

Filesize
736KB

MD5
c5112174663df732115a9cd7d414d97a

SHA1
f7b92adc87f580fa9b0a616385193bcfa5c25db9

SHA256
3c09e2072e82540233886681add2da8a0d4a21e3f4f65a4ebdaf952ff3fe5fb7

SHA512
682ea727bddf32a471b0ab44bd79ca067458d82a0ffcd8672ff8fd42fa5b9ffff52234f1dbf201c80e3d51f7d066013bb7a8a9ce2bd2c56bada202ff5a25ecec

Download Submit
memory/1112-21-0x0000000000310000-0x0000000000312000-memory.dmp

Filesize
8KB

Download
memory/2500-1-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-0-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2500-31-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2500-11-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-35-0x0000000000190000-0x0000000000192000-memory.dmp

Filesize
8KB

Download
memory/2500-13-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-10-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-34-0x0000000000190000-0x0000000000192000-memory.dmp

Filesize
8KB

Download
memory/2500-8-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-9-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-6-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-53-0x0000000000190000-0x0000000000192000-memory.dmp

Filesize
8KB

Download
memory/2500-30-0x0000000000190000-0x0000000000192000-memory.dmp

Filesize
8KB

Download
memory/2500-15-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-36-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-37-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-47-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-40-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-14-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-33-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/2500-12-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2500-63-0x0000000000400000-0x00000000004C0000-memory.dmp

Filesize
768KB

Download
memory/2500-7-0x0000000002440000-0x00000000034FA000-memory.dmp

Filesize
16.7MB

Download
memory/2852-70-0x0000000003C10000-0x0000000004CCA000-memory.dmp

Filesize
16.7MB

Download
memory/2852-79-0x0000000003C10000-0x0000000004CCA000-memory.dmp

Filesize
16.7MB

Download
memory/2852-71-0x0000000003C10000-0x0000000004CCA000-memory.dmp

Filesize
16.7MB

Download
memory/2852-73-0x0000000003C10000-0x0000000004CCA000-memory.dmp

Filesize
16.7MB

Download
memory/2852-81-0x0000000003C10000-0x0000000004CCA000-memory.dmp

Filesize
16.7MB

Download
memory/2852-67-0x0000000003C10000-0x0000000004CCA000-memory.dmp

Filesize
16.7MB

Download
memory/2852-69-0x0000000003C10000-0x0000000004CCA000-memory.dmp

Filesize
16.7MB

Download
memory/2852-80-0x0000000003C10000-0x0000000004CCA000-memory.dmp

Filesize
16.7MB

Download
memory/2852-94-0x00000000003F0000-0x00000000003F2000-memory.dmp

Filesize
8KB

Download
memory/2852-72-0x0000000003C10000-0x0000000004CCA000-memory.dmp

Filesize
16.7MB

Download
memory/2852-68-0x0000000003C10000-0x0000000004CCA000-memory.dmp

Filesize
16.7MB

Download
memory/2852-92-0x0000000000DE0000-0x0000000000DE1000-memory.dmp

Filesize
4KB

Download
memory/2852-102-0x0000000003C10000-0x0000000004CCA000-memory.dmp

Filesize
16.7MB

Download
memory/2852-106-0x00000000003F0000-0x00000000003F2000-memory.dmp

Filesize
8KB

Download