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Analysis
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max time kernel
150s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11/09/2024, 07:08
Behavioral task
behavioral1
Sample
b7b27bb86a167784e1b3b63ecc9402cfc6861bb913f18125b65bb0d9e0d5cab4.dll
Resource
win7-20240903-en
windows7-x64
14 signatures
150 seconds
General
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Target
b7b27bb86a167784e1b3b63ecc9402cfc6861bb913f18125b65bb0d9e0d5cab4.dll
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Size
437KB
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MD5
9d080dee1132246ce6c974eaa14f3adf
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SHA1
4ddfb415820fdf1725e9ab7d46965ec9c80d7345
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SHA256
b7b27bb86a167784e1b3b63ecc9402cfc6861bb913f18125b65bb0d9e0d5cab4
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SHA512
be2de09862e9a4f83bb746fd616e20d22a2004fecc56b81e5e9fd01d32c4ea777c55695f82633ac532d9a43408813c8c9276bf6135c73bee55864ae47bc874a0
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SSDEEP
6144:bas0ZLc/IJvCklIqA8mvHwgnHJp9OWqw7zsK0bencTpX4KtjY5Jt/lt0zwzOu6Wi:gBFJqk2q1g5ppemr0bAKoNfnQCSWpoS4
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2292-38-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2292-41-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2292-39-0x0000000000400000-0x0000000000543000-memory.dmp purplefox_rootkit behavioral1/memory/2304-63-0x0000000075210000-0x0000000075320000-memory.dmp purplefox_rootkit behavioral1/memory/2304-73-0x0000000000400000-0x0000000000543000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 4 IoCs
resource yara_rule behavioral1/memory/2292-38-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/2292-41-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/2292-39-0x0000000000400000-0x0000000000543000-memory.dmp family_gh0strat behavioral1/memory/2304-73-0x0000000000400000-0x0000000000543000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs
description pid Process procid_target PID 2212 created 432 2212 rundll32.exe 5 PID 2212 created 432 2212 rundll32.exe 5 -
resource yara_rule behavioral1/memory/2212-2-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2212-3-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2212-1-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2304-5-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2304-18-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2304-16-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2292-39-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2304-17-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2304-11-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2304-8-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2304-20-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2304-73-0x0000000000400000-0x0000000000543000-memory.dmp upx -
Enumerates connected drives 3 TTPs 44 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\N: svchost.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2212 set thread context of 2304 2212 rundll32.exe 31 PID 2212 set thread context of 2292 2212 rundll32.exe 32 -
System Location Discovery: System Language Discovery 1 TTPs 3 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Checks processor information in registry 2 TTPs 4 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 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 17 IoCs
description ioc Process 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 Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft 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\Windows\CurrentVersion\Internet Settings\Connections svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 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\ActiveMovie\devenum svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000003000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2212 rundll32.exe 2212 rundll32.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2304 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe 2292 svchost.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 2212 rundll32.exe Token: SeDebugPrivilege 2212 rundll32.exe Token: 33 2292 svchost.exe Token: SeIncBasePriorityPrivilege 2292 svchost.exe Token: 33 2304 svchost.exe Token: SeIncBasePriorityPrivilege 2304 svchost.exe Token: 33 2292 svchost.exe Token: SeIncBasePriorityPrivilege 2292 svchost.exe Token: 33 2304 svchost.exe Token: SeIncBasePriorityPrivilege 2304 svchost.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 592 wrote to memory of 2212 592 rundll32.exe 30 PID 592 wrote to memory of 2212 592 rundll32.exe 30 PID 592 wrote to memory of 2212 592 rundll32.exe 30 PID 592 wrote to memory of 2212 592 rundll32.exe 30 PID 592 wrote to memory of 2212 592 rundll32.exe 30 PID 592 wrote to memory of 2212 592 rundll32.exe 30 PID 592 wrote to memory of 2212 592 rundll32.exe 30 PID 2212 wrote to memory of 2304 2212 rundll32.exe 31 PID 2212 wrote to memory of 2304 2212 rundll32.exe 31 PID 2212 wrote to memory of 2304 2212 rundll32.exe 31 PID 2212 wrote to memory of 2304 2212 rundll32.exe 31 PID 2212 wrote to memory of 2304 2212 rundll32.exe 31 PID 2212 wrote to memory of 2304 2212 rundll32.exe 31 PID 2212 wrote to memory of 2304 2212 rundll32.exe 31 PID 2212 wrote to memory of 2304 2212 rundll32.exe 31 PID 2212 wrote to memory of 2292 2212 rundll32.exe 32 PID 2212 wrote to memory of 2292 2212 rundll32.exe 32 PID 2212 wrote to memory of 2292 2212 rundll32.exe 32 PID 2212 wrote to memory of 2292 2212 rundll32.exe 32 PID 2212 wrote to memory of 2292 2212 rundll32.exe 32 PID 2212 wrote to memory of 2292 2212 rundll32.exe 32 PID 2212 wrote to memory of 2292 2212 rundll32.exe 32 PID 2212 wrote to memory of 2292 2212 rundll32.exe 32
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:2304
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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:2292
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b7b27bb86a167784e1b3b63ecc9402cfc6861bb913f18125b65bb0d9e0d5cab4.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:592 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b7b27bb86a167784e1b3b63ecc9402cfc6861bb913f18125b65bb0d9e0d5cab4.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:2212
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