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
16-09-2024 07:36
Behavioral task
behavioral1
Sample
a1e2e9de5dfdc0d03b0da7d59a5c1303a7b2d50208859ba3dfdddf98c4a2ba24.dll
Resource
win7-20240903-en
windows7-x64
16 signatures
150 seconds
General
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Target
a1e2e9de5dfdc0d03b0da7d59a5c1303a7b2d50208859ba3dfdddf98c4a2ba24.dll
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Size
432KB
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MD5
d12195166ce6f81c1223f6666700b5a0
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SHA1
ef437340ee516e8d4b334fba22937f815f0c039f
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SHA256
a1e2e9de5dfdc0d03b0da7d59a5c1303a7b2d50208859ba3dfdddf98c4a2ba24
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SHA512
50715309445c4b390f09adee3f7bd54149551e738258c57463d3a8e6dde4b78e788a099eb62a19dc682bd6253029cdb8c6d870abd74de377d1f8d9edc08068f2
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SSDEEP
12288:kov9YJjrV+pJR6cuXFqaYCL9yKASIAcl3hkWWlyvQA:B+JHVyR6xXky0KASbcdh6yvQA
Malware Config
Signatures
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Detect Blackmoon payload 1 IoCs
resource yara_rule behavioral1/memory/2496-1-0x0000000010000000-0x0000000010089000-memory.dmp family_blackmoon -
resource yara_rule behavioral1/memory/2524-19-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2524-21-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2524-36-0x0000000000400000-0x0000000000543000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 3 IoCs
resource yara_rule behavioral1/memory/2524-19-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/2524-21-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/2524-36-0x0000000000400000-0x0000000000543000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 2496 created 428 2496 rundll32.exe 5 -
resource yara_rule behavioral1/memory/2496-1-0x0000000010000000-0x0000000010089000-memory.dmp upx behavioral1/memory/2524-3-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2524-18-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2524-16-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2524-15-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2524-12-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2524-17-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2524-6-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2524-36-0x0000000000400000-0x0000000000543000-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) \??\Y: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\U: svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2496 set thread context of 2524 2496 rundll32.exe 31 -
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 12 IoCs
description ioc Process 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 Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum 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 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 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 = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 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 Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7" svchost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2496 rundll32.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe 2524 svchost.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2496 rundll32.exe Token: 33 2524 svchost.exe Token: SeIncBasePriorityPrivilege 2524 svchost.exe Token: 33 2524 svchost.exe Token: SeIncBasePriorityPrivilege 2524 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2532 wrote to memory of 2496 2532 rundll32.exe 30 PID 2532 wrote to memory of 2496 2532 rundll32.exe 30 PID 2532 wrote to memory of 2496 2532 rundll32.exe 30 PID 2532 wrote to memory of 2496 2532 rundll32.exe 30 PID 2532 wrote to memory of 2496 2532 rundll32.exe 30 PID 2532 wrote to memory of 2496 2532 rundll32.exe 30 PID 2532 wrote to memory of 2496 2532 rundll32.exe 30 PID 2496 wrote to memory of 2524 2496 rundll32.exe 31 PID 2496 wrote to memory of 2524 2496 rundll32.exe 31 PID 2496 wrote to memory of 2524 2496 rundll32.exe 31 PID 2496 wrote to memory of 2524 2496 rundll32.exe 31 PID 2496 wrote to memory of 2524 2496 rundll32.exe 31 PID 2496 wrote to memory of 2524 2496 rundll32.exe 31 PID 2496 wrote to memory of 2524 2496 rundll32.exe 31 PID 2496 wrote to memory of 2524 2496 rundll32.exe 31
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:428
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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:2524
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a1e2e9de5dfdc0d03b0da7d59a5c1303a7b2d50208859ba3dfdddf98c4a2ba24.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2532 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a1e2e9de5dfdc0d03b0da7d59a5c1303a7b2d50208859ba3dfdddf98c4a2ba24.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:2496
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