sality | 08131f143bb96f0cd77981f3b0f9ccefec2b4cdc2b0b35f7b2618d4473d978e6

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/09/2024, 17:21

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General

Target

uninst.exe
Size

367KB
MD5

9da20ca5612ff2fdfe79d434b276a80e
SHA1

b71b982b9669d6a0fa2785d65380048182278218
SHA256

007189b403851030ba2fcfa914226f9d33c25c278e884047440ceddde6d569aa
SHA512

e7189789a71843faf5702b8a7ba1c03362fae46fec032d3ddd0c53fd70b33d4f779c5d9b69fd674ec3a7e216fd08067bd5c63fc32048a5ed7980a992edb3e1c7
SSDEEP

6144:Cek47SIt16NEhiBo/tPLTQcQjgzsUWOmWr1KnOJceoq2A8vGmflVrtD+sm3:dSp5B+tPCMgUBmW5KnCcetYGmfjrtiP

Score

10^/10

sality backdoor discovery evasion persistence privilege_escalation 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

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

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1"	uninst.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

pid	Process
1860	netsh.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

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

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral14/memory/4496-3-0x0000000002340000-0x0000000003370000-memory.dmp	upx
behavioral14/memory/4496-10-0x0000000002340000-0x0000000003370000-memory.dmp	upx
behavioral14/memory/4496-7-0x0000000002340000-0x0000000003370000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SYSTEM.INI	uninst.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.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	uninst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4496	uninst.exe
4496	uninst.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe
Token: SeDebugPrivilege	4496	uninst.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4496 wrote to memory of 780	4496	uninst.exe	8
PID 4496 wrote to memory of 788	4496	uninst.exe	9
PID 4496 wrote to memory of 1016	4496	uninst.exe	13
PID 4496 wrote to memory of 2940	4496	uninst.exe	50
PID 4496 wrote to memory of 3020	4496	uninst.exe	51
PID 4496 wrote to memory of 772	4496	uninst.exe	52
PID 4496 wrote to memory of 3416	4496	uninst.exe	56
PID 4496 wrote to memory of 3572	4496	uninst.exe	57
PID 4496 wrote to memory of 3768	4496	uninst.exe	58
PID 4496 wrote to memory of 3856	4496	uninst.exe	59
PID 4496 wrote to memory of 3920	4496	uninst.exe	60
PID 4496 wrote to memory of 4012	4496	uninst.exe	61
PID 4496 wrote to memory of 4116	4496	uninst.exe	62
PID 4496 wrote to memory of 212	4496	uninst.exe	74
PID 4496 wrote to memory of 440	4496	uninst.exe	75
PID 4496 wrote to memory of 1860	4496	uninst.exe	81
PID 4496 wrote to memory of 1860	4496	uninst.exe	81
PID 4496 wrote to memory of 1860	4496	uninst.exe	81

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

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

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

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:788

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:1016

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2940

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:3020

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:772

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3416
- C:\Users\Admin\AppData\Local\Temp\uninst.exe
  "C:\Users\Admin\AppData\Local\Temp\uninst.exe"
  2⤵
  - UAC bypass
  - Disables RegEdit via registry modification
  - 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 WriteProcessMemory
  - System policy modification
  PID:4496
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall set opmode disable
    3⤵
    - Modifies Windows Firewall
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    PID:1860

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3572

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3768

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3856

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3920

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:4012

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4116

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:212

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4496-0-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4496-3-0x0000000002340000-0x0000000003370000-memory.dmp

Filesize
16.2MB

Download
memory/4496-10-0x0000000002340000-0x0000000003370000-memory.dmp

Filesize
16.2MB

Download
memory/4496-14-0x0000000000610000-0x0000000000612000-memory.dmp

Filesize
8KB

Download
memory/4496-16-0x0000000000610000-0x0000000000612000-memory.dmp

Filesize
8KB

Download
memory/4496-13-0x0000000000610000-0x0000000000612000-memory.dmp

Filesize
8KB

Download
memory/4496-26-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/4496-9-0x00000000036B0000-0x00000000036B1000-memory.dmp

Filesize
4KB

Download
memory/4496-8-0x0000000000610000-0x0000000000612000-memory.dmp

Filesize
8KB

Download
memory/4496-7-0x0000000002340000-0x0000000003370000-memory.dmp

Filesize
16.2MB

Download