Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
20/11/2024, 04:42
Behavioral task
behavioral1
Sample
deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe
Resource
win7-20241010-en
General
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Target
deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe
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Size
392KB
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MD5
40495d0d673dc995d5805180ec76a7f3
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SHA1
f66eb6be004a018db7e0d1b51a4d7b941faef9b0
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SHA256
deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4
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SHA512
98970c2ab32c74e2d103b9cb310c4bf35555a396cfecd3c039256933baceba6d301820f586f645437fd2f175cb3d5dea93f585f6c115264c61169c0c3405cb1c
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SSDEEP
3072:V+ESQ0EWVwZhKxC5Rt+k60Zh+qw6PYSsszfHZTZJ2lbaV2:DPA6wxmuJspr2lb6
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\54537 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msuvqpk.bat" svchost.exe -
Executes dropped EXE 3 IoCs
pid Process 5008 skyrpe.exe 113472 skyrpe.exe 113288 skyrpe.exe -
Loads dropped DLL 5 IoCs
pid Process 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\Skype = "C:\\Users\\Admin\\AppData\\Roaming\\skype\\skyrpe.exe" reg.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 skyrpe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum skyrpe.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1304 set thread context of 180964 1304 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 31 PID 5008 set thread context of 113472 5008 skyrpe.exe 36 PID 5008 set thread context of 113288 5008 skyrpe.exe 37 -
resource yara_rule behavioral1/memory/1304-0-0x0000000000400000-0x0000000000462000-memory.dmp upx behavioral1/memory/1304-223-0x0000000000400000-0x0000000000462000-memory.dmp upx behavioral1/memory/1304-53493-0x0000000000400000-0x0000000000462000-memory.dmp upx behavioral1/memory/180964-53490-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/180964-53489-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/180964-53488-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/180964-53485-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/180964-53483-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/180964-53500-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/files/0x000a000000016307-53521.dat upx behavioral1/memory/180964-53523-0x00000000025B0000-0x0000000002612000-memory.dmp upx behavioral1/memory/180964-53692-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/180964-53693-0x00000000025B0000-0x0000000002612000-memory.dmp upx behavioral1/memory/5008-53695-0x0000000000400000-0x0000000000462000-memory.dmp upx behavioral1/memory/180964-106987-0x0000000000400000-0x000000000040B000-memory.dmp upx behavioral1/memory/5008-106982-0x0000000000400000-0x0000000000462000-memory.dmp upx behavioral1/memory/113472-106995-0x0000000000400000-0x000000000040B000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\PROGRA~3\LOCALS~1\Temp\msuvqpk.bat svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 8 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 svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language skyrpe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language skyrpe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language skyrpe.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe 113288 skyrpe.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 113288 skyrpe.exe -
Suspicious use of AdjustPrivilegeToken 13 IoCs
description pid Process Token: SeDebugPrivilege 113472 skyrpe.exe Token: SeDebugPrivilege 113472 skyrpe.exe Token: SeDebugPrivilege 113472 skyrpe.exe Token: SeDebugPrivilege 113472 skyrpe.exe Token: SeDebugPrivilege 113472 skyrpe.exe Token: SeDebugPrivilege 113472 skyrpe.exe Token: SeDebugPrivilege 113472 skyrpe.exe Token: SeDebugPrivilege 113472 skyrpe.exe Token: SeDebugPrivilege 113472 skyrpe.exe Token: SeDebugPrivilege 113472 skyrpe.exe Token: SeDebugPrivilege 113472 skyrpe.exe Token: SeDebugPrivilege 113472 skyrpe.exe Token: SeDebugPrivilege 113472 skyrpe.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1304 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 5008 skyrpe.exe 113472 skyrpe.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 1304 wrote to memory of 180964 1304 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 31 PID 1304 wrote to memory of 180964 1304 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 31 PID 1304 wrote to memory of 180964 1304 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 31 PID 1304 wrote to memory of 180964 1304 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 31 PID 1304 wrote to memory of 180964 1304 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 31 PID 1304 wrote to memory of 180964 1304 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 31 PID 1304 wrote to memory of 180964 1304 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 31 PID 1304 wrote to memory of 180964 1304 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 31 PID 180964 wrote to memory of 42936 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 32 PID 180964 wrote to memory of 42936 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 32 PID 180964 wrote to memory of 42936 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 32 PID 180964 wrote to memory of 42936 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 32 PID 42936 wrote to memory of 4960 42936 cmd.exe 34 PID 42936 wrote to memory of 4960 42936 cmd.exe 34 PID 42936 wrote to memory of 4960 42936 cmd.exe 34 PID 42936 wrote to memory of 4960 42936 cmd.exe 34 PID 180964 wrote to memory of 5008 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 35 PID 180964 wrote to memory of 5008 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 35 PID 180964 wrote to memory of 5008 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 35 PID 180964 wrote to memory of 5008 180964 deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe 35 PID 5008 wrote to memory of 113472 5008 skyrpe.exe 36 PID 5008 wrote to memory of 113472 5008 skyrpe.exe 36 PID 5008 wrote to memory of 113472 5008 skyrpe.exe 36 PID 5008 wrote to memory of 113472 5008 skyrpe.exe 36 PID 5008 wrote to memory of 113472 5008 skyrpe.exe 36 PID 5008 wrote to memory of 113472 5008 skyrpe.exe 36 PID 5008 wrote to memory of 113472 5008 skyrpe.exe 36 PID 5008 wrote to memory of 113472 5008 skyrpe.exe 36 PID 5008 wrote to memory of 113288 5008 skyrpe.exe 37 PID 5008 wrote to memory of 113288 5008 skyrpe.exe 37 PID 5008 wrote to memory of 113288 5008 skyrpe.exe 37 PID 5008 wrote to memory of 113288 5008 skyrpe.exe 37 PID 5008 wrote to memory of 113288 5008 skyrpe.exe 37 PID 5008 wrote to memory of 113288 5008 skyrpe.exe 37 PID 5008 wrote to memory of 113288 5008 skyrpe.exe 37 PID 113288 wrote to memory of 113632 113288 skyrpe.exe 38 PID 113288 wrote to memory of 113632 113288 skyrpe.exe 38 PID 113288 wrote to memory of 113632 113288 skyrpe.exe 38 PID 113288 wrote to memory of 113632 113288 skyrpe.exe 38
Processes
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C:\Users\Admin\AppData\Local\Temp\deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe"C:\Users\Admin\AppData\Local\Temp\deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1304 -
C:\Users\Admin\AppData\Local\Temp\deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe"C:\Users\Admin\AppData\Local\Temp\deb35e23ed2b264e8333b3d74fd631b2ac577ef896a1f626a819d394c409b7b4.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:180964 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\QHQNI.bat" "3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:42936 -
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Skype" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe" /f4⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:4960
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C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5008 -
C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:113472
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C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"4⤵
- Executes dropped EXE
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:113288 -
C:\Windows\syswow64\svchost.exeC:\Windows\syswow64\svchost.exe5⤵
- Adds policy Run key to start application
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:113632
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
139B
MD50654f004b2e314bad7f75867e91da37d
SHA14232c22e7340b12108d86e3cb35ed288a3dbc7f1
SHA256ead325a060300a9606a3f0f14694be39a3e4006a60c6c3eb0bea5d6f98192249
SHA512dda135cdfca90a742d42b4c7a5e7f5df6580ec428302a8f0c311f5b92eb08dda75774e0c7497110faffbe2dfa02b30d2dfe35ec2848a275f53be8d930c7aa553
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Filesize
392KB
MD5b29399db6b1519bd4a92efb1998503aa
SHA1bfddd311b57ca0e40bbd637eabc6f4f1b5d1039e
SHA25673cba404a8470eff8af0cfcd3971ce48e44729f311f101a0357d8ccd04c9c4d8
SHA512b0422b17bbb16da2ad431d9940a9fcf7b7180669fad86db62d16ac9960fba3c18025c1bace2d1119ac1719cc969ce6c9df018674f21ed109b6281c83d965a029