Analysis
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max time kernel
150s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11-09-2024 08:05
Behavioral task
behavioral1
Sample
eb3d8f3471ff8321459a34d547ac81f619f087cb919f3c5d7aa511313f411d0e.dll
Resource
win7-20240903-en
windows7-x64
16 signatures
150 seconds
General
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Target
eb3d8f3471ff8321459a34d547ac81f619f087cb919f3c5d7aa511313f411d0e.dll
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Size
437KB
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MD5
f56ffedba22460816b3c336c3dabd2e6
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SHA1
61eb73325a7ba883605056afa655b0cff5c66b35
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SHA256
eb3d8f3471ff8321459a34d547ac81f619f087cb919f3c5d7aa511313f411d0e
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SHA512
28793054d8afc036f89c0a270624e0f933ccc9d826c778632354fb183917081d894c051900177cf9930a0a45637d2199eb70424f8b0547bcf632ac54d8a2ecd1
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SSDEEP
6144:bas0ZLc/IJvCklIqA8mvHwgnHJp9OWqw7zsK0bencTpX4KtjY5Jt/lt0zwzOu6Wf:gBFJqk2q1g5ppemr0bAKoNfnQCSWpoSF
Malware Config
Signatures
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Detect Blackmoon payload 2 IoCs
resource yara_rule behavioral1/memory/2316-2-0x0000000010000000-0x00000000100A6000-memory.dmp family_blackmoon behavioral1/memory/2316-4-0x0000000010000000-0x00000000100A6000-memory.dmp family_blackmoon -
resource yara_rule behavioral1/memory/2340-19-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/2340-21-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral1/memory/2340-19-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/2340-21-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 2316 created 416 2316 rundll32.exe 5 -
resource yara_rule behavioral1/memory/2316-2-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2316-1-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2316-4-0x0000000010000000-0x00000000100A6000-memory.dmp upx behavioral1/memory/2340-5-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2340-10-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2340-16-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2340-7-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2340-18-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/2340-17-0x0000000000400000-0x0000000000543000-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) \??\Z: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\N: svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2316 set thread context of 2340 2316 rundll32.exe 32 -
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\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 Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie 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\devenum 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 Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 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 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2316 rundll32.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe 2340 svchost.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 2316 rundll32.exe Token: 33 2340 svchost.exe Token: SeIncBasePriorityPrivilege 2340 svchost.exe Token: 33 2340 svchost.exe Token: SeIncBasePriorityPrivilege 2340 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 264 wrote to memory of 2316 264 rundll32.exe 31 PID 264 wrote to memory of 2316 264 rundll32.exe 31 PID 264 wrote to memory of 2316 264 rundll32.exe 31 PID 264 wrote to memory of 2316 264 rundll32.exe 31 PID 264 wrote to memory of 2316 264 rundll32.exe 31 PID 264 wrote to memory of 2316 264 rundll32.exe 31 PID 264 wrote to memory of 2316 264 rundll32.exe 31 PID 2316 wrote to memory of 2340 2316 rundll32.exe 32 PID 2316 wrote to memory of 2340 2316 rundll32.exe 32 PID 2316 wrote to memory of 2340 2316 rundll32.exe 32 PID 2316 wrote to memory of 2340 2316 rundll32.exe 32 PID 2316 wrote to memory of 2340 2316 rundll32.exe 32 PID 2316 wrote to memory of 2340 2316 rundll32.exe 32 PID 2316 wrote to memory of 2340 2316 rundll32.exe 32 PID 2316 wrote to memory of 2340 2316 rundll32.exe 32
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:416
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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:2340
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\eb3d8f3471ff8321459a34d547ac81f619f087cb919f3c5d7aa511313f411d0e.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:264 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\eb3d8f3471ff8321459a34d547ac81f619f087cb919f3c5d7aa511313f411d0e.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:2316
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