Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
01-10-2024 18:52
Behavioral task
behavioral1
Sample
53eb768c595f543461eb7a3c7f8adb50132a10ff5dc7332305cf98edc854aa3e.dll
Resource
win7-20240903-en
windows7-x64
16 signatures
150 seconds
General
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Target
53eb768c595f543461eb7a3c7f8adb50132a10ff5dc7332305cf98edc854aa3e.dll
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Size
432KB
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MD5
479f9c833381a37ce493853c432a57fa
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SHA1
3985ff1849ebd9cd7c8122683660f33aa295edda
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SHA256
53eb768c595f543461eb7a3c7f8adb50132a10ff5dc7332305cf98edc854aa3e
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SHA512
d34dd2c1a35a017b5c85148ec0b89d5db9d7fbd600f1840b837225b45e04599a1bbb700db4592f47e7405b38e2418061dd18b04ef7c9fd20044fe5e7b0b8237d
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SSDEEP
12288:kov9YJjrV+pJR6cuXFqaYCL9yKASIAcl3hkWWlyvQ5:B+JHVyR6xXky0KASbcdh6yvQ5
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4740-11-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral2/memory/4740-12-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral2/memory/4740-11-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral2/memory/4740-12-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 1644 created 612 1644 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) \??\H: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\J: 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) \??\V: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\Z: svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1644 set thread context of 4740 1644 rundll32.exe 83 -
resource yara_rule behavioral2/memory/1644-0-0x0000000010000000-0x0000000010089000-memory.dmp upx behavioral2/memory/4740-1-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4740-8-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4740-2-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4740-9-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4740-7-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral2/memory/4740-3-0x0000000000400000-0x0000000000543000-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 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 5 IoCs
description ioc Process 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie svchost.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7" svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1644 rundll32.exe 1644 rundll32.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe 4740 svchost.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 1644 rundll32.exe Token: 33 4740 svchost.exe Token: SeIncBasePriorityPrivilege 4740 svchost.exe Token: 33 4740 svchost.exe Token: SeIncBasePriorityPrivilege 4740 svchost.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1728 wrote to memory of 1644 1728 rundll32.exe 82 PID 1728 wrote to memory of 1644 1728 rundll32.exe 82 PID 1728 wrote to memory of 1644 1728 rundll32.exe 82 PID 1644 wrote to memory of 4740 1644 rundll32.exe 83 PID 1644 wrote to memory of 4740 1644 rundll32.exe 83 PID 1644 wrote to memory of 4740 1644 rundll32.exe 83 PID 1644 wrote to memory of 4740 1644 rundll32.exe 83 PID 1644 wrote to memory of 4740 1644 rundll32.exe 83 PID 1644 wrote to memory of 4740 1644 rundll32.exe 83 PID 1644 wrote to memory of 4740 1644 rundll32.exe 83 PID 1644 wrote to memory of 4740 1644 rundll32.exe 83
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⤵
- 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:4740
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\53eb768c595f543461eb7a3c7f8adb50132a10ff5dc7332305cf98edc854aa3e.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1728 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\53eb768c595f543461eb7a3c7f8adb50132a10ff5dc7332305cf98edc854aa3e.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:1644
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