Analysis
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max time kernel
150s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13/09/2024, 22:06
Behavioral task
behavioral1
Sample
54bf334fd867ee19dd314ab1e09c083de27a9f0540d6b1a9ac1600e747f8c87d.dll
Resource
win7-20240903-en
windows7-x64
16 signatures
150 seconds
General
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Target
54bf334fd867ee19dd314ab1e09c083de27a9f0540d6b1a9ac1600e747f8c87d.dll
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Size
432KB
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MD5
e81bbfa0c23086d9e58bae0ac76ce29a
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SHA1
3411e17f95625d951536a6ddd7c0cee885db2fdd
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SHA256
54bf334fd867ee19dd314ab1e09c083de27a9f0540d6b1a9ac1600e747f8c87d
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SHA512
d22a373b988d9f99aaef07b223d480f11c3cea8ab9c3e15e4f60f371191edf2fe66638b9a52da9bf8b1320d997b6b19631502e907e5cee74612c77cf861b748f
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SSDEEP
12288:kov9YJjrV+pJR6cuXFqaYCL9yKASIAcl3hkWWlyvQ+:B+JHVyR6xXky0KASbcdh6yvQ+
Malware Config
Signatures
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Detect Blackmoon payload 2 IoCs
resource yara_rule behavioral1/memory/1812-1-0x0000000010000000-0x0000000010089000-memory.dmp family_blackmoon behavioral1/memory/1812-14-0x0000000010000000-0x0000000010089000-memory.dmp family_blackmoon -
resource yara_rule behavioral1/memory/2412-20-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2412-22-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2412-37-0x0000000000400000-0x0000000000543000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 3 IoCs
resource yara_rule behavioral1/memory/2412-20-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/2412-22-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/2412-37-0x0000000000400000-0x0000000000543000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 1812 created 432 1812 rundll32.exe 5 -
resource yara_rule behavioral1/memory/1812-1-0x0000000010000000-0x0000000010089000-memory.dmp upx behavioral1/memory/2412-3-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2412-6-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2412-9-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/1812-14-0x0000000010000000-0x0000000010089000-memory.dmp upx behavioral1/memory/2412-19-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2412-16-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2412-18-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2412-17-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2412-37-0x0000000000400000-0x0000000000543000-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) \??\K: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\B: svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1812 set thread context of 2412 1812 rundll32.exe 29 -
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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 svchost.exe -
Modifies data under HKEY_USERS 12 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 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\ActiveMovie 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 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1812 rundll32.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe 2412 svchost.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 1812 rundll32.exe Token: 33 2412 svchost.exe Token: SeIncBasePriorityPrivilege 2412 svchost.exe Token: 33 2412 svchost.exe Token: SeIncBasePriorityPrivilege 2412 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1048 wrote to memory of 1812 1048 rundll32.exe 28 PID 1048 wrote to memory of 1812 1048 rundll32.exe 28 PID 1048 wrote to memory of 1812 1048 rundll32.exe 28 PID 1048 wrote to memory of 1812 1048 rundll32.exe 28 PID 1048 wrote to memory of 1812 1048 rundll32.exe 28 PID 1048 wrote to memory of 1812 1048 rundll32.exe 28 PID 1048 wrote to memory of 1812 1048 rundll32.exe 28 PID 1812 wrote to memory of 2412 1812 rundll32.exe 29 PID 1812 wrote to memory of 2412 1812 rundll32.exe 29 PID 1812 wrote to memory of 2412 1812 rundll32.exe 29 PID 1812 wrote to memory of 2412 1812 rundll32.exe 29 PID 1812 wrote to memory of 2412 1812 rundll32.exe 29 PID 1812 wrote to memory of 2412 1812 rundll32.exe 29 PID 1812 wrote to memory of 2412 1812 rundll32.exe 29 PID 1812 wrote to memory of 2412 1812 rundll32.exe 29
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:2412
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\54bf334fd867ee19dd314ab1e09c083de27a9f0540d6b1a9ac1600e747f8c87d.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1048 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\54bf334fd867ee19dd314ab1e09c083de27a9f0540d6b1a9ac1600e747f8c87d.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:1812
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