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Analysis
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max time kernel
122s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
01/02/2024, 02:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
82a3a6020caa80a0412b2310bb4dbc8e.exe
Resource
win7-20231215-en
windows7-x64
16 signatures
150 seconds
General
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Target
82a3a6020caa80a0412b2310bb4dbc8e.exe
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Size
132KB
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MD5
82a3a6020caa80a0412b2310bb4dbc8e
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SHA1
45432a91c28d7b4a5a513e4e33aeda535a2e386f
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SHA256
011b83dc87cabe59ca9c35876598cf5453e894d269589c261ddc6ad7660bfee6
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SHA512
226e31514055b0a80199eaba055df382b0ffb91678db9416cde31da1a9d3a6b8d7c7335c5ec9f2e79af5119ca2bbaa055f2504d92ffee73dd89e6cbcaa752059
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SSDEEP
3072:VzbrksiVyyY2y1MixVIkm7wjRDrfxryiDgo:VvfyY2WMixVu7wRZyiEo
Malware Config
Extracted
Family
sality
C2
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
Signatures
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Modifies firewall policy service 2 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 82a3a6020caa80a0412b2310bb4dbc8e.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 82a3a6020caa80a0412b2310bb4dbc8e.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 82a3a6020caa80a0412b2310bb4dbc8e.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe -
resource yara_rule behavioral1/memory/2100-2-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-5-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-7-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-10-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-14-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-25-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-28-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-29-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-31-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-33-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-34-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-35-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-36-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-38-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-39-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-40-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-42-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-50-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-51-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-54-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-58-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-60-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-66-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-70-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-73-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-74-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-76-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-79-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-80-0x0000000002550000-0x000000000360A000-memory.dmp upx behavioral1/memory/2100-83-0x0000000002550000-0x000000000360A000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc 82a3a6020caa80a0412b2310bb4dbc8e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 82a3a6020caa80a0412b2310bb4dbc8e.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 82a3a6020caa80a0412b2310bb4dbc8e.exe -
Enumerates connected drives 3 TTPs 20 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\H: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\I: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\K: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\M: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\Q: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\X: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\Y: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\E: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\L: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\O: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\W: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\J: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\N: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\P: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\R: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\S: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\U: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\Z: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\G: 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened (read-only) \??\T: 82a3a6020caa80a0412b2310bb4dbc8e.exe -
Drops autorun.inf file 1 TTPs 2 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\autorun.inf 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened for modification F:\autorun.inf 82a3a6020caa80a0412b2310bb4dbc8e.exe -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files\7-Zip\Uninstall.exe 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened for modification C:\Program Files\7-Zip\7z.exe 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened for modification C:\Program Files\7-Zip\7zFM.exe 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened for modification C:\Program Files\7-Zip\7zG.exe 82a3a6020caa80a0412b2310bb4dbc8e.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\f768517 82a3a6020caa80a0412b2310bb4dbc8e.exe File opened for modification C:\Windows\SYSTEM.INI 82a3a6020caa80a0412b2310bb4dbc8e.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe -
Suspicious use of AdjustPrivilegeToken 30 IoCs
description pid Process Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe Token: SeDebugPrivilege 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2100 wrote to memory of 1236 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 13 PID 2100 wrote to memory of 1328 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 12 PID 2100 wrote to memory of 1420 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 11 PID 2100 wrote to memory of 804 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 10 PID 2100 wrote to memory of 1236 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 13 PID 2100 wrote to memory of 1328 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 12 PID 2100 wrote to memory of 1420 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 11 PID 2100 wrote to memory of 1236 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 13 PID 2100 wrote to memory of 1328 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 12 PID 2100 wrote to memory of 1420 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 11 PID 2100 wrote to memory of 1236 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 13 PID 2100 wrote to memory of 1328 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 12 PID 2100 wrote to memory of 1420 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 11 PID 2100 wrote to memory of 1236 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 13 PID 2100 wrote to memory of 1328 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 12 PID 2100 wrote to memory of 1420 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 11 PID 2100 wrote to memory of 1236 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 13 PID 2100 wrote to memory of 1328 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 12 PID 2100 wrote to memory of 1420 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 11 PID 2100 wrote to memory of 1236 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 13 PID 2100 wrote to memory of 1328 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 12 PID 2100 wrote to memory of 1420 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 11 PID 2100 wrote to memory of 1236 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 13 PID 2100 wrote to memory of 1328 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 12 PID 2100 wrote to memory of 1420 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 11 PID 2100 wrote to memory of 1236 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 13 PID 2100 wrote to memory of 1328 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 12 PID 2100 wrote to memory of 1420 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 11 PID 2100 wrote to memory of 1236 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 13 PID 2100 wrote to memory of 1328 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 12 PID 2100 wrote to memory of 1420 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 11 PID 2100 wrote to memory of 1236 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 13 PID 2100 wrote to memory of 1328 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 12 PID 2100 wrote to memory of 1420 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 11 PID 2100 wrote to memory of 1236 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 13 PID 2100 wrote to memory of 1328 2100 82a3a6020caa80a0412b2310bb4dbc8e.exe 12 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 82a3a6020caa80a0412b2310bb4dbc8e.exe
Processes
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:804
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1420
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C:\Users\Admin\AppData\Local\Temp\82a3a6020caa80a0412b2310bb4dbc8e.exe"C:\Users\Admin\AppData\Local\Temp\82a3a6020caa80a0412b2310bb4dbc8e.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- Windows security modification
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2100
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1328
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1236
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Create or Modify System Process
1Windows Service
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
3Disable or Modify Tools
3Modify Registry
5Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64KB
MD5fed3c75346d1d74836b4d02e9a678e6f
SHA1dba9830b8a4b9a4e57a45ade7eeee23760678765
SHA25629ffb9b7641e592778204346e9f1f272815f4d4fb05c1b58c71e74b1623d570f
SHA51284e404e472e733e74c02010416e33cca31b6278b82efa491cacb6bdb006a0ad51890dd2dd4f7bcba6b957720506df59629727df1f75a011de3ea8e7e369e831b