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Analysis
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max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25/09/2024, 03:15
Behavioral task
behavioral1
Sample
0f25c5f2a80791d23e6833bb80260b8938b7f98c2c252e0bb9fb0d3cd2608519.dll
Resource
win7-20240903-en
windows7-x64
14 signatures
150 seconds
General
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Target
0f25c5f2a80791d23e6833bb80260b8938b7f98c2c252e0bb9fb0d3cd2608519.dll
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Size
437KB
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MD5
a2cd8cd721d017908f8f0a7b38dc3f63
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SHA1
271a273c2d8def199cb58542883cb6127fa1074f
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SHA256
0f25c5f2a80791d23e6833bb80260b8938b7f98c2c252e0bb9fb0d3cd2608519
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SHA512
0a83f89259a1190d712511d97d1637ddf1e8d00e57e372302825e95fde4dffbeaa1fc58390f9bca59e650d8e61823d9f7a9e640024f15433318e9db25f6fcaf3
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SSDEEP
6144:bas0ZLc/IJvCklIqA8mvHwgnHJp9OWqw7zsK0bencTpX4KtjY5Jt/lt0zwzOu6WW:gBFJqk2q1g5ppemr0bAKoNfnQCSWpoSM
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2760-18-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2760-21-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral1/memory/2760-18-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/2760-21-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 2688 created 432 2688 rundll32.exe 5 -
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) \??\B: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\Z: svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2688 set thread context of 2760 2688 rundll32.exe 31 -
resource yara_rule behavioral1/memory/2688-3-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2688-2-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2688-1-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2760-7-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2760-5-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2760-17-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2760-15-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2760-16-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2760-9-0x0000000000400000-0x0000000000543000-memory.dmp upx -
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 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.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\devenum 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 svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft 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 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 (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\Microsoft\ActiveMovie svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2688 rundll32.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe 2760 svchost.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2688 rundll32.exe Token: 33 2760 svchost.exe Token: SeIncBasePriorityPrivilege 2760 svchost.exe Token: 33 2760 svchost.exe Token: SeIncBasePriorityPrivilege 2760 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2248 wrote to memory of 2688 2248 rundll32.exe 30 PID 2248 wrote to memory of 2688 2248 rundll32.exe 30 PID 2248 wrote to memory of 2688 2248 rundll32.exe 30 PID 2248 wrote to memory of 2688 2248 rundll32.exe 30 PID 2248 wrote to memory of 2688 2248 rundll32.exe 30 PID 2248 wrote to memory of 2688 2248 rundll32.exe 30 PID 2248 wrote to memory of 2688 2248 rundll32.exe 30 PID 2688 wrote to memory of 2760 2688 rundll32.exe 31 PID 2688 wrote to memory of 2760 2688 rundll32.exe 31 PID 2688 wrote to memory of 2760 2688 rundll32.exe 31 PID 2688 wrote to memory of 2760 2688 rundll32.exe 31 PID 2688 wrote to memory of 2760 2688 rundll32.exe 31 PID 2688 wrote to memory of 2760 2688 rundll32.exe 31 PID 2688 wrote to memory of 2760 2688 rundll32.exe 31 PID 2688 wrote to memory of 2760 2688 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:2760
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0f25c5f2a80791d23e6833bb80260b8938b7f98c2c252e0bb9fb0d3cd2608519.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2248 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0f25c5f2a80791d23e6833bb80260b8938b7f98c2c252e0bb9fb0d3cd2608519.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:2688
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