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Analysis
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max time kernel
150s -
max time network
103s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
09/09/2024, 18:29
Behavioral task
behavioral1
Sample
4b06464a9af8e1ec4a5cf10182b3a1f6e18b8c1464634c6f1102ed19489d1305.dll
Resource
win7-20240903-en
windows7-x64
14 signatures
150 seconds
General
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Target
4b06464a9af8e1ec4a5cf10182b3a1f6e18b8c1464634c6f1102ed19489d1305.dll
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Size
437KB
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MD5
d237f83486161574230fd9de77060230
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SHA1
f0426266005c9677b2b721d5ef35efd4fb5aacf1
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SHA256
4b06464a9af8e1ec4a5cf10182b3a1f6e18b8c1464634c6f1102ed19489d1305
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SHA512
316f2848748e7ad4a71ec7b7b1e3e3650106ab778250b7d7784029c60aebdd350d7fcd2f0af2e3517bd1557f0794885713757bb735f8f4ca68b4c34191d47206
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SSDEEP
6144:bas0ZLc/IJvCklIqA8mvHwgnHJp9OWqw7zsK0bencTpX4KtjY5Jt/lt0zwzOu6WS:gBFJqk2q1g5ppemr0bAKoNfnQCSWpoSI
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2684-22-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral2/memory/2684-24-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral2/memory/2684-22-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral2/memory/2684-24-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 3 IoCs
description pid Process procid_target PID 4620 created 612 4620 rundll32.exe 5 PID 4620 created 612 4620 rundll32.exe 5 PID 4620 created 612 4620 rundll32.exe 5 -
resource yara_rule behavioral2/memory/4620-0-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral2/memory/3924-2-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3924-1-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3924-7-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3924-9-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3924-8-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/3924-3-0x0000000000400000-0x0000000000543000-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) \??\L: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\Q: 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) \??\Z: svchost.exe File opened (read-only) \??\G: 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) \??\O: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\K: 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) \??\U: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\X: svchost.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4620 set thread context of 3924 4620 rundll32.exe 85 PID 4620 set thread context of 2684 4620 rundll32.exe 86 -
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 5 IoCs
description ioc Process 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 Key created \REGISTRY\USER\.DEFAULT\Software svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4620 rundll32.exe 4620 rundll32.exe 4620 rundll32.exe 4620 rundll32.exe 3924 svchost.exe 3924 svchost.exe 3924 svchost.exe 3924 svchost.exe 3924 svchost.exe 3924 svchost.exe 3924 svchost.exe 3924 svchost.exe 2684 svchost.exe 3924 svchost.exe 3924 svchost.exe 2684 svchost.exe 3924 svchost.exe 3924 svchost.exe 2684 svchost.exe 2684 svchost.exe 3924 svchost.exe 3924 svchost.exe 2684 svchost.exe 2684 svchost.exe 3924 svchost.exe 2684 svchost.exe 3924 svchost.exe 2684 svchost.exe 3924 svchost.exe 2684 svchost.exe 3924 svchost.exe 2684 svchost.exe 3924 svchost.exe 2684 svchost.exe 3924 svchost.exe 2684 svchost.exe 3924 svchost.exe 2684 svchost.exe 3924 svchost.exe 2684 svchost.exe 3924 svchost.exe 2684 svchost.exe 3924 svchost.exe 2684 svchost.exe 3924 svchost.exe 3924 svchost.exe 2684 svchost.exe 2684 svchost.exe 3924 svchost.exe 3924 svchost.exe 2684 svchost.exe 2684 svchost.exe 3924 svchost.exe 3924 svchost.exe 2684 svchost.exe 2684 svchost.exe 3924 svchost.exe 3924 svchost.exe 2684 svchost.exe 2684 svchost.exe 3924 svchost.exe 3924 svchost.exe 2684 svchost.exe 2684 svchost.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 4620 rundll32.exe Token: SeDebugPrivilege 4620 rundll32.exe Token: SeDebugPrivilege 4620 rundll32.exe Token: 33 2684 svchost.exe Token: SeIncBasePriorityPrivilege 2684 svchost.exe Token: 33 3924 svchost.exe Token: SeIncBasePriorityPrivilege 3924 svchost.exe Token: 33 3924 svchost.exe Token: SeIncBasePriorityPrivilege 3924 svchost.exe Token: 33 2684 svchost.exe Token: SeIncBasePriorityPrivilege 2684 svchost.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 4088 wrote to memory of 4620 4088 rundll32.exe 83 PID 4088 wrote to memory of 4620 4088 rundll32.exe 83 PID 4088 wrote to memory of 4620 4088 rundll32.exe 83 PID 4620 wrote to memory of 4412 4620 rundll32.exe 84 PID 4620 wrote to memory of 4412 4620 rundll32.exe 84 PID 4620 wrote to memory of 4412 4620 rundll32.exe 84 PID 4620 wrote to memory of 3924 4620 rundll32.exe 85 PID 4620 wrote to memory of 3924 4620 rundll32.exe 85 PID 4620 wrote to memory of 3924 4620 rundll32.exe 85 PID 4620 wrote to memory of 3924 4620 rundll32.exe 85 PID 4620 wrote to memory of 3924 4620 rundll32.exe 85 PID 4620 wrote to memory of 3924 4620 rundll32.exe 85 PID 4620 wrote to memory of 3924 4620 rundll32.exe 85 PID 4620 wrote to memory of 3924 4620 rundll32.exe 85 PID 4620 wrote to memory of 2684 4620 rundll32.exe 86 PID 4620 wrote to memory of 2684 4620 rundll32.exe 86 PID 4620 wrote to memory of 2684 4620 rundll32.exe 86 PID 4620 wrote to memory of 2684 4620 rundll32.exe 86 PID 4620 wrote to memory of 2684 4620 rundll32.exe 86 PID 4620 wrote to memory of 2684 4620 rundll32.exe 86 PID 4620 wrote to memory of 2684 4620 rundll32.exe 86 PID 4620 wrote to memory of 2684 4620 rundll32.exe 86
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:612
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted2⤵PID:4412
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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:3924
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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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2684
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4b06464a9af8e1ec4a5cf10182b3a1f6e18b8c1464634c6f1102ed19489d1305.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4088 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4b06464a9af8e1ec4a5cf10182b3a1f6e18b8c1464634c6f1102ed19489d1305.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:4620
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