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Analysis
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max time kernel
131s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
13/10/2023, 01:30
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
bfb5c7847435f9b4afa156a295098e00exe_JC.exe
Resource
win7-20230831-en
windows7-x64
16 signatures
150 seconds
General
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Target
bfb5c7847435f9b4afa156a295098e00exe_JC.exe
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Size
100KB
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MD5
bfb5c7847435f9b4afa156a295098e00
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SHA1
77d300dda951088b2eb81e031ae3abebc5f5b239
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SHA256
46ddc1196ca25e8f1d5280be6439c6dad19f5d061f2375e4155b89926ccfa9f0
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SHA512
0927243564ddd11c418dc77132e8b0b62bc1ee4e3941a0ac2941e10d84e310e70440fe1176c586eab4fa37c2aabbe114583d31e324d1fa586b7ca31898b2bb24
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SSDEEP
1536:NE0mqDpANUXKriZ8w7Dy8uRxQ0WdDM9JtI5eV/x8V2IoavWK3Bbc:TDp9LZTuRxQVM9Ja5A/xWjBx
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
http://www.klkjwre9fqwieluoi.info/
http://kukutrustnet777888.info/
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" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" bfb5c7847435f9b4afa156a295098e00exe_JC.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe -
resource yara_rule behavioral1/memory/2080-2-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-4-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-5-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-7-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-17-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-11-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-22-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-23-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-24-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-25-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-26-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-27-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-28-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-29-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-30-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-31-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-33-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-41-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-42-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-44-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-46-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-48-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-50-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-52-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-54-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-59-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-61-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-63-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-65-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-71-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx behavioral1/memory/2080-72-0x0000000001D40000-0x0000000002DCE000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" bfb5c7847435f9b4afa156a295098e00exe_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc bfb5c7847435f9b4afa156a295098e00exe_JC.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" bfb5c7847435f9b4afa156a295098e00exe_JC.exe -
Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\I: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\J: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\L: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\M: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\N: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\P: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\S: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\E: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\X: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\U: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\W: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\K: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\H: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\O: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\R: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\V: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\Z: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\G: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\T: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\Y: bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened (read-only) \??\Q: bfb5c7847435f9b4afa156a295098e00exe_JC.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 bfb5c7847435f9b4afa156a295098e00exe_JC.exe File opened for modification F:\autorun.inf bfb5c7847435f9b4afa156a295098e00exe_JC.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe bfb5c7847435f9b4afa156a295098e00exe_JC.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI bfb5c7847435f9b4afa156a295098e00exe_JC.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe -
Suspicious use of AdjustPrivilegeToken 28 IoCs
description pid Process Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe Token: SeDebugPrivilege 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 2080 wrote to memory of 1144 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 10 PID 2080 wrote to memory of 1232 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 9 PID 2080 wrote to memory of 1276 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 8 PID 2080 wrote to memory of 2228 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 7 PID 2080 wrote to memory of 1144 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 10 PID 2080 wrote to memory of 1232 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 9 PID 2080 wrote to memory of 1276 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 8 PID 2080 wrote to memory of 1144 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 10 PID 2080 wrote to memory of 1232 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 9 PID 2080 wrote to memory of 1276 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 8 PID 2080 wrote to memory of 1144 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 10 PID 2080 wrote to memory of 1232 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 9 PID 2080 wrote to memory of 1276 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 8 PID 2080 wrote to memory of 1144 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 10 PID 2080 wrote to memory of 1232 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 9 PID 2080 wrote to memory of 1276 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 8 PID 2080 wrote to memory of 1144 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 10 PID 2080 wrote to memory of 1232 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 9 PID 2080 wrote to memory of 1276 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 8 PID 2080 wrote to memory of 1144 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 10 PID 2080 wrote to memory of 1232 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 9 PID 2080 wrote to memory of 1276 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 8 PID 2080 wrote to memory of 1144 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 10 PID 2080 wrote to memory of 1232 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 9 PID 2080 wrote to memory of 1276 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 8 PID 2080 wrote to memory of 1144 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 10 PID 2080 wrote to memory of 1232 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 9 PID 2080 wrote to memory of 1276 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 8 PID 2080 wrote to memory of 1144 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 10 PID 2080 wrote to memory of 1232 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 9 PID 2080 wrote to memory of 1276 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 8 PID 2080 wrote to memory of 1144 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 10 PID 2080 wrote to memory of 1232 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 9 PID 2080 wrote to memory of 1276 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 8 PID 2080 wrote to memory of 1144 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 10 PID 2080 wrote to memory of 1232 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 9 PID 2080 wrote to memory of 1276 2080 bfb5c7847435f9b4afa156a295098e00exe_JC.exe 8 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" bfb5c7847435f9b4afa156a295098e00exe_JC.exe
Processes
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:2228
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1276
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C:\Users\Admin\AppData\Local\Temp\bfb5c7847435f9b4afa156a295098e00exe_JC.exe"C:\Users\Admin\AppData\Local\Temp\bfb5c7847435f9b4afa156a295098e00exe_JC.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 WriteProcessMemory
- System policy modification
PID:2080
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1232
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1144
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
100KB
MD5a0e68ee56b9500440b4340eaddccc119
SHA14d6eaca22aadef2d4559f75f1fe3d79fcecf76e0
SHA2566b51786f4ee43ff4fa7137c00846ea6c458f9f2ea16312cf9b52b36e506ec1e9
SHA5123fe9d92f0b938857af6940b301b42620954bf203e74c09b8e92251aa3c29c992e5145c84ab29a07c87eee3c8b3669898e4fcfe36593f45941001faa5cb3386f8