Resubmissions
17-08-2024 13:46
240817-q247qsycqh 10Analysis
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max time kernel
150s -
max time network
116s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
17-08-2024 13:46
Behavioral task
behavioral1
Sample
73bd26093a5e14d30137a757b1f9c721931eba2d3b8a56362fd615ab1e377b35.dll
Resource
win7-20240729-en
windows7-x64
16 signatures
150 seconds
General
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Target
73bd26093a5e14d30137a757b1f9c721931eba2d3b8a56362fd615ab1e377b35.dll
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Size
431KB
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MD5
8234f978b1bd609b08fc8da4e3c5003f
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SHA1
5551b2a95490538ef5b88ba03f3e17e4ceba562e
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SHA256
73bd26093a5e14d30137a757b1f9c721931eba2d3b8a56362fd615ab1e377b35
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SHA512
9ac104d133bb5d4501b82c4b2ed665ec3946add429a2a983a2bcfa1eb861baf2281614bff79ab787c31ada0fe94526ba83ba26123064ebd07ed63b8122832f97
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SSDEEP
12288:IXi0ig1VCpPgYO+TqxeqFcOH72olHki9M:IXivg1VCpZOCqxkOH7TBa
Malware Config
Signatures
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Detect Blackmoon payload 3 IoCs
resource yara_rule behavioral1/memory/1660-0-0x0000000010000000-0x0000000010088000-memory.dmp family_blackmoon behavioral1/memory/1660-6-0x0000000010000000-0x0000000010088000-memory.dmp family_blackmoon behavioral1/memory/1660-1-0x0000000010000000-0x0000000010088000-memory.dmp family_blackmoon -
resource yara_rule behavioral1/memory/1508-17-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit behavioral1/memory/1508-19-0x0000000010000000-0x00000000101A0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral1/memory/1508-17-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat behavioral1/memory/1508-19-0x0000000010000000-0x00000000101A0000-memory.dmp family_gh0strat -
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 1660 created 432 1660 rundll32.exe 5 -
resource yara_rule behavioral1/memory/1660-0-0x0000000010000000-0x0000000010088000-memory.dmp upx behavioral1/memory/1660-6-0x0000000010000000-0x0000000010088000-memory.dmp upx behavioral1/memory/1508-5-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/1660-1-0x0000000010000000-0x0000000010088000-memory.dmp upx behavioral1/memory/1508-8-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/1508-3-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/1508-15-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/1508-16-0x0000000000400000-0x0000000000543000-memory.dmp upx behavioral1/memory/1508-14-0x0000000000400000-0x0000000000543000-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) \??\M: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\H: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\S: svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1660 set thread context of 1508 1660 rundll32.exe 30 -
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 11 IoCs
description ioc Process 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 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\Windows\CurrentVersion\Internet Settings 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 1660 rundll32.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe 1508 svchost.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 1660 rundll32.exe Token: 33 1508 svchost.exe Token: SeIncBasePriorityPrivilege 1508 svchost.exe Token: 33 1508 svchost.exe Token: SeIncBasePriorityPrivilege 1508 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1456 wrote to memory of 1660 1456 rundll32.exe 29 PID 1456 wrote to memory of 1660 1456 rundll32.exe 29 PID 1456 wrote to memory of 1660 1456 rundll32.exe 29 PID 1456 wrote to memory of 1660 1456 rundll32.exe 29 PID 1456 wrote to memory of 1660 1456 rundll32.exe 29 PID 1456 wrote to memory of 1660 1456 rundll32.exe 29 PID 1456 wrote to memory of 1660 1456 rundll32.exe 29 PID 1660 wrote to memory of 1508 1660 rundll32.exe 30 PID 1660 wrote to memory of 1508 1660 rundll32.exe 30 PID 1660 wrote to memory of 1508 1660 rundll32.exe 30 PID 1660 wrote to memory of 1508 1660 rundll32.exe 30 PID 1660 wrote to memory of 1508 1660 rundll32.exe 30 PID 1660 wrote to memory of 1508 1660 rundll32.exe 30 PID 1660 wrote to memory of 1508 1660 rundll32.exe 30 PID 1660 wrote to memory of 1508 1660 rundll32.exe 30
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:1508
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\73bd26093a5e14d30137a757b1f9c721931eba2d3b8a56362fd615ab1e377b35.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1456 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\73bd26093a5e14d30137a757b1f9c721931eba2d3b8a56362fd615ab1e377b35.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:1660
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