Analysis
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max time kernel
74s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26-12-2024 17:20
Static task
static1
Behavioral task
behavioral1
Sample
55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe
Resource
win7-20240903-en
General
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Target
55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe
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Size
65KB
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MD5
c76592c73b270d21a4958e38a73ff5c0
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SHA1
f59118b08233443e61218817feaf2c07a41ca741
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SHA256
55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51c
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SHA512
17eecd2828f5ea6b418a0b763aa16d55ce63c84a576dd3569e6faae4e104c0d5b0f0ca84ac2c59bff411f7899a82ebdc3b2bcff075403b6c0fb7d8f1145cc6b2
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SSDEEP
1536:0Gh691Wb4UKME+beTEN//yq7SgHHOHcDkEADDun+A+j:0Gw98b4TMzyuKmu8DkLj
Malware Config
Extracted
sality
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 3 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe -
Sality family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UacDisableNotify = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\Svc 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe -
Enumerates connected drives 3 TTPs 11 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\P: 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe File opened (read-only) \??\G: 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe File opened (read-only) \??\H: 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe File opened (read-only) \??\I: 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe File opened (read-only) \??\J: 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe File opened (read-only) \??\N: 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe File opened (read-only) \??\O: 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe File opened (read-only) \??\E: 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe File opened (read-only) \??\K: 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe File opened (read-only) \??\L: 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe File opened (read-only) \??\M: 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe -
resource yara_rule behavioral1/memory/1720-1-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-4-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-3-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-8-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-10-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-11-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-9-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-7-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-6-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-5-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-30-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-31-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-32-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-33-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-34-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-36-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-50-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-51-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-52-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-55-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-57-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-59-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-60-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-63-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-66-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-67-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-68-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-71-0x0000000000660000-0x000000000171A000-memory.dmp upx behavioral1/memory/1720-95-0x0000000000660000-0x000000000171A000-memory.dmp upx -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe File created C:\Windows\f76e9c3 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe -
Suspicious use of AdjustPrivilegeToken 24 IoCs
description pid Process Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe Token: SeDebugPrivilege 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1720 wrote to memory of 1108 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe 19 PID 1720 wrote to memory of 1160 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe 20 PID 1720 wrote to memory of 1208 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe 21 PID 1720 wrote to memory of 1700 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe 25 PID 1720 wrote to memory of 1108 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe 19 PID 1720 wrote to memory of 1160 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe 20 PID 1720 wrote to memory of 1208 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe 21 PID 1720 wrote to memory of 1700 1720 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe 25 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe
Processes
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1108
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1160
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1208
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C:\Users\Admin\AppData\Local\Temp\55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe"C:\Users\Admin\AppData\Local\Temp\55d21ca877b143c89354a369d903a367910d52424a70ea15eed29974fa4ed51cN.exe"2⤵
- Modifies firewall policy service
- UAC bypass
- Windows security bypass
- 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 WriteProcessMemory
- System policy modification
PID:1720
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:1700
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
4Disable or Modify System Firewall
1Disable or Modify Tools
3Modify Registry
5