Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
08-09-2024 08:41
Behavioral task
behavioral1
Sample
043ba3fdc65acdba8ca4d2af047465a1617d4591a9f771d5e4d629ab74736599.dll
Resource
win7-20240903-en
windows7-x64
16 signatures
150 seconds
General
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Target
043ba3fdc65acdba8ca4d2af047465a1617d4591a9f771d5e4d629ab74736599.dll
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Size
431KB
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MD5
5d5d2c946b00fff3240c84c2061694d9
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SHA1
a571aafaf56d7ade0fb02a05cde1008815046793
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SHA256
043ba3fdc65acdba8ca4d2af047465a1617d4591a9f771d5e4d629ab74736599
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SHA512
725832b0071e8f8a19029d2b5d8790484ca475c12634d307e6f5c9d0f199102d9943da62f8825600ebc932b5fb91ba752fadc7453e400103901f35aae11b1aed
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SSDEEP
12288:IXi0ig1VCpPgYO+TqxeqFcOH72olHki9Q:IXivg1VCpZOCqxkOH7TBG
Malware Config
Signatures
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Detect Blackmoon payload 2 IoCs
resource yara_rule behavioral1/memory/2224-1-0x0000000010000000-0x0000000010088000-memory.dmp family_blackmoon behavioral1/memory/2224-0-0x0000000010000000-0x0000000010088000-memory.dmp family_blackmoon -
resource yara_rule behavioral1/memory/2212-17-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2212-19-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral1/memory/2212-17-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/2212-19-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 2224 created 432 2224 rundll32.exe 5 -
resource yara_rule behavioral1/memory/2224-1-0x0000000010000000-0x0000000010088000-memory.dmp upx behavioral1/memory/2224-0-0x0000000010000000-0x0000000010088000-memory.dmp upx behavioral1/memory/2212-4-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2212-15-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2212-14-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2212-8-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2212-6-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2212-16-0x0000000000400000-0x0000000000543000-memory.dmp upx -
Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\T: svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2224 set thread context of 2212 2224 rundll32.exe 31 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe -
Modifies data under HKEY_USERS 12 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7" svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2224 rundll32.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe 2212 svchost.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2224 rundll32.exe Token: 33 2212 svchost.exe Token: SeIncBasePriorityPrivilege 2212 svchost.exe Token: 33 2212 svchost.exe Token: SeIncBasePriorityPrivilege 2212 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2296 wrote to memory of 2224 2296 rundll32.exe 30 PID 2296 wrote to memory of 2224 2296 rundll32.exe 30 PID 2296 wrote to memory of 2224 2296 rundll32.exe 30 PID 2296 wrote to memory of 2224 2296 rundll32.exe 30 PID 2296 wrote to memory of 2224 2296 rundll32.exe 30 PID 2296 wrote to memory of 2224 2296 rundll32.exe 30 PID 2296 wrote to memory of 2224 2296 rundll32.exe 30 PID 2224 wrote to memory of 2212 2224 rundll32.exe 31 PID 2224 wrote to memory of 2212 2224 rundll32.exe 31 PID 2224 wrote to memory of 2212 2224 rundll32.exe 31 PID 2224 wrote to memory of 2212 2224 rundll32.exe 31 PID 2224 wrote to memory of 2212 2224 rundll32.exe 31 PID 2224 wrote to memory of 2212 2224 rundll32.exe 31 PID 2224 wrote to memory of 2212 2224 rundll32.exe 31 PID 2224 wrote to memory of 2212 2224 rundll32.exe 31
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:432
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted2⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2212
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\043ba3fdc65acdba8ca4d2af047465a1617d4591a9f771d5e4d629ab74736599.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2296 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\043ba3fdc65acdba8ca4d2af047465a1617d4591a9f771d5e4d629ab74736599.dll,#12⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2224
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