sality | 4f5c33b54a841bae7acb0e8216de5120a5b068ac60cfd158eca260d1f83cf067

Analysis

max time kernel
141s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-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/foo.exe
Size

304KB
MD5

59555007edc2e58f84e02403b6524131
SHA1

094aa76912fd62b3098617ed988c8b47529d1ebf
SHA256

33fb93fce6f3e077a1bd82913cdbd14b50de9e5435db1aa2ecf344bd031ff5e4
SHA512

522860b2cdfc1f5a2b38cfd5508d85557948bfc8762e302027b329bab49fc4b568b27d0cc5118bfd54ac60cdb3cd80545eb06e15ecaae93eeb55864e49cdf95f
SSDEEP

3072:k/jazHf6wLjEVcatttttttnz/yikU+XNYvfxc+6o45qIQopTqJpmIA2ca2nBEx82:k/jMSSIz9f+XNOJLv45xRPETGjU78Eb

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:

foo.exe

description ioc process

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

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

Windows security bypass 2 TTPs 6 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

foo.exe

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

Disables RegEdit via registry modification 1 IoCs

evasion

Processes:

foo.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1"	foo.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

404 netsh.exe

pid	process
404	netsh.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral22/memory/536-2-0x0000000002430000-0x0000000003463000-memory.dmp	upx
behavioral22/memory/536-6-0x0000000002430000-0x0000000003463000-memory.dmp	upx
behavioral22/memory/536-9-0x0000000002430000-0x0000000003463000-memory.dmp	upx
behavioral22/memory/536-15-0x0000000002430000-0x0000000003463000-memory.dmp	upx
behavioral22/memory/536-17-0x0000000002430000-0x0000000003463000-memory.dmp	upx

Windows security modification 2 TTPs 7 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

foo.exe

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

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

foo.exe

description ioc process

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

Processes:

foo.exe

description ioc process

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

Processes:

foo.exe

pid process

536 foo.exe
536 foo.exe

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

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

pid	process
536	foo.exe
536	foo.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

foo.exe

description	pid	process
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe
Token: SeDebugPrivilege	536	foo.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

foo.exe

description	pid	process	target process
PID 536 wrote to memory of 784	536	foo.exe	fontdrvhost.exe
PID 536 wrote to memory of 792	536	foo.exe	fontdrvhost.exe
PID 536 wrote to memory of 388	536	foo.exe	dwm.exe
PID 536 wrote to memory of 404	536	foo.exe	netsh.exe
PID 536 wrote to memory of 404	536	foo.exe	netsh.exe
PID 536 wrote to memory of 404	536	foo.exe	netsh.exe
PID 536 wrote to memory of 2808	536	foo.exe	sihost.exe
PID 536 wrote to memory of 2848	536	foo.exe	svchost.exe
PID 536 wrote to memory of 2952	536	foo.exe	taskhostw.exe
PID 536 wrote to memory of 3372	536	foo.exe	Explorer.EXE
PID 536 wrote to memory of 3564	536	foo.exe	svchost.exe
PID 536 wrote to memory of 3756	536	foo.exe	DllHost.exe
PID 536 wrote to memory of 3880	536	foo.exe	StartMenuExperienceHost.exe
PID 536 wrote to memory of 3972	536	foo.exe	RuntimeBroker.exe
PID 536 wrote to memory of 4056	536	foo.exe	SearchApp.exe
PID 536 wrote to memory of 4108	536	foo.exe	RuntimeBroker.exe
PID 536 wrote to memory of 4800	536	foo.exe	RuntimeBroker.exe
PID 536 wrote to memory of 2272	536	foo.exe	TextInputHost.exe
PID 536 wrote to memory of 3848	536	foo.exe	msedge.exe
PID 536 wrote to memory of 1292	536	foo.exe	msedge.exe
PID 536 wrote to memory of 3312	536	foo.exe	msedge.exe
PID 536 wrote to memory of 3112	536	foo.exe	msedge.exe
PID 536 wrote to memory of 3428	536	foo.exe	msedge.exe
PID 536 wrote to memory of 4128	536	foo.exe	msedge.exe
PID 536 wrote to memory of 3892	536	foo.exe	msedge.exe

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

foo.exe

description ioc process

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

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

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

C:\Windows\system32\fontdrvhost.exe
"fontdrvhost.exe"
1⤵
PID:792

C:\Windows\system32\dwm.exe
"dwm.exe"
1⤵
PID:388

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2808

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2848

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2952

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3372

C:\Users\Admin\AppData\Local\Temp\1408_cn_V8.3.0.0\1408_cn_8.3.0.0\foo.exe
"C:\Users\Admin\AppData\Local\Temp\1408_cn_V8.3.0.0\1408_cn_8.3.0.0\foo.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:536

C:\Windows\SysWOW64\netsh.exe
netsh firewall set opmode disable
3⤵
- Modifies Windows Firewall
PID:404

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
1⤵
PID:3564

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:3756

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
PID:3880

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:3972

C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
1⤵
PID:4056

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4108

C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
1⤵
PID:4800

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:2272

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window
1⤵
PID:3848

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.70 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=122.0.2365.52 --initial-client-data=0x23c,0x240,0x244,0x238,0x214,0x7ff825262e98,0x7ff825262ea4,0x7ff825262eb0
2⤵
PID:1292

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=2740 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:2
2⤵
PID:3312

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=2800 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:3
2⤵
PID:3112

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=3096 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
2⤵
PID:3428

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --instant-process --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --mojo-platform-channel-handle=5408 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:1
2⤵
PID:4128

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --mojo-platform-channel-handle=5544 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:1
2⤵
PID:3892

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=5000 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
2⤵
PID:3864

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x3d0 0x2f8
1⤵
PID:4520

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

Loading Replay Monitor...

Downloads

memory/536-0-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/536-2-0x0000000002430000-0x0000000003463000-memory.dmp

Filesize
16.2MB

Download
memory/536-6-0x0000000002430000-0x0000000003463000-memory.dmp

Filesize
16.2MB

Download
memory/536-9-0x0000000002430000-0x0000000003463000-memory.dmp

Filesize
16.2MB

Download
memory/536-13-0x0000000000B70000-0x0000000000B72000-memory.dmp

Filesize
8KB

Download
memory/536-12-0x00000000034F0000-0x00000000034F1000-memory.dmp

Filesize
4KB

Download
memory/536-11-0x0000000000B70000-0x0000000000B72000-memory.dmp

Filesize
8KB

Download
memory/536-14-0x0000000000B70000-0x0000000000B72000-memory.dmp

Filesize
8KB

Download
memory/536-15-0x0000000002430000-0x0000000003463000-memory.dmp

Filesize
16.2MB

Download
memory/536-17-0x0000000002430000-0x0000000003463000-memory.dmp

Filesize
16.2MB

Download
memory/536-39-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download