Analysis
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max time kernel
151s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
01/12/2022, 10:14
Behavioral task
behavioral1
Sample
6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe
Resource
win7-20220901-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
0 signatures
150 seconds
General
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Target
6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe
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Size
30KB
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MD5
79bb8c8adf47dbbfb7695bacbaf27351
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SHA1
8c1a49bed4298650bcfc3296b88185f2a3f27ac6
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SHA256
6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c
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SHA512
79095fa52869d12c233faeffebd63ab22f5e381df5aca2032ce4d5441ecc8432d359d0b8407688fc3394f0c4ff130563c2d6f09e8d9957a45f89c2d174da2921
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SSDEEP
768:gb3EhwiDVnjNL2K1IfnrzMkg8vUF17HcA1:gb3ESqLh1IzzMkggy17Hc2
Score
8/10
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 4 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\COM Service = "C:\\Windows\\msagent\\mspqrx.com" svchost.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\COM Service = "C:\\Windows\\msagent\\mspqrx.com" svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 1312 svchost.exe -
Modifies Installed Components in the registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{42CE4021-DE03-E3CC-EA32-40BB12E6015D}\StubPath = "C:\\Windows\\system32\\msvsoh.com" svchost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{42CE4021-DE03-E3CC-EA32-40BB12E6015D} svchost.exe -
resource yara_rule behavioral1/memory/620-55-0x0000000000400000-0x000000000041D000-memory.dmp upx behavioral1/files/0x000500000000b2d2-57.dat upx behavioral1/files/0x000500000000b2d2-59.dat upx behavioral1/memory/620-62-0x0000000000400000-0x000000000041D000-memory.dmp upx behavioral1/files/0x000b000000012304-61.dat upx behavioral1/memory/1312-63-0x0000000000400000-0x000000000041D000-memory.dmp upx -
Deletes itself 1 IoCs
pid Process 1688 cmd.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\msvsoh.com svchost.exe File created C:\Windows\SysWOW64\msvsoh.com svchost.exe File created C:\Windows\SysWOW64\mslg.blf svchost.exe File opened for modification C:\Windows\SysWOW64\mslg.blf svchost.exe File opened for modification C:\Windows\SysWOW64\msvsoh.com 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe File created C:\Windows\SysWOW64\msvsoh.com 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe -
Drops file in Windows directory 8 IoCs
description ioc Process File opened for modification C:\Windows\svchost.exe svchost.exe File created C:\Windows\svchost.exe svchost.exe File opened for modification C:\Windows\msagent\mspqrx.com svchost.exe File created C:\Windows\msagent\mspqrx.com svchost.exe File opened for modification C:\Windows\svchost.exe 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe File created C:\Windows\svchost.exe 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe File opened for modification C:\Windows\msagent\mspqrx.com 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe File created C:\Windows\msagent\mspqrx.com 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString svchost.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1312 svchost.exe -
Suspicious use of AdjustPrivilegeToken 52 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeSecurityPrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeTakeOwnershipPrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeLoadDriverPrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeSystemProfilePrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeSystemtimePrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeProfSingleProcessPrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeIncBasePriorityPrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeCreatePagefilePrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeBackupPrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeRestorePrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeShutdownPrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeDebugPrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeSystemEnvironmentPrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeRemoteShutdownPrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeUndockPrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeManageVolumePrivilege 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: 33 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: 34 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: 35 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe Token: SeIncreaseQuotaPrivilege 1312 svchost.exe Token: SeSecurityPrivilege 1312 svchost.exe Token: SeTakeOwnershipPrivilege 1312 svchost.exe Token: SeLoadDriverPrivilege 1312 svchost.exe Token: SeSystemProfilePrivilege 1312 svchost.exe Token: SeSystemtimePrivilege 1312 svchost.exe Token: SeProfSingleProcessPrivilege 1312 svchost.exe Token: SeIncBasePriorityPrivilege 1312 svchost.exe Token: SeCreatePagefilePrivilege 1312 svchost.exe Token: SeBackupPrivilege 1312 svchost.exe Token: SeRestorePrivilege 1312 svchost.exe Token: SeShutdownPrivilege 1312 svchost.exe Token: SeDebugPrivilege 1312 svchost.exe Token: SeSystemEnvironmentPrivilege 1312 svchost.exe Token: SeRemoteShutdownPrivilege 1312 svchost.exe Token: SeUndockPrivilege 1312 svchost.exe Token: SeManageVolumePrivilege 1312 svchost.exe Token: 33 1312 svchost.exe Token: 34 1312 svchost.exe Token: 35 1312 svchost.exe Token: 33 1312 svchost.exe Token: SeIncBasePriorityPrivilege 1312 svchost.exe Token: 33 1312 svchost.exe Token: SeIncBasePriorityPrivilege 1312 svchost.exe Token: 33 1312 svchost.exe Token: SeIncBasePriorityPrivilege 1312 svchost.exe Token: 33 1312 svchost.exe Token: SeIncBasePriorityPrivilege 1312 svchost.exe Token: 33 1312 svchost.exe Token: SeIncBasePriorityPrivilege 1312 svchost.exe Token: 33 1312 svchost.exe Token: SeIncBasePriorityPrivilege 1312 svchost.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 620 wrote to memory of 1312 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe 27 PID 620 wrote to memory of 1312 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe 27 PID 620 wrote to memory of 1312 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe 27 PID 620 wrote to memory of 1312 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe 27 PID 620 wrote to memory of 1688 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe 28 PID 620 wrote to memory of 1688 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe 28 PID 620 wrote to memory of 1688 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe 28 PID 620 wrote to memory of 1688 620 6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe"C:\Users\Admin\AppData\Local\Temp\6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe"1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:620 -
C:\Windows\svchost.exeC:\Windows\svchost.exe2⤵
- Adds policy Run key to start application
- Executes dropped EXE
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Drops file in Windows directory
- Checks processor information in registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1312
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del "C:\Users\Admin\AppData\Local\Temp\6fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c.exe"2⤵
- Deletes itself
PID:1688
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
30KB
MD579bb8c8adf47dbbfb7695bacbaf27351
SHA18c1a49bed4298650bcfc3296b88185f2a3f27ac6
SHA2566fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c
SHA51279095fa52869d12c233faeffebd63ab22f5e381df5aca2032ce4d5441ecc8432d359d0b8407688fc3394f0c4ff130563c2d6f09e8d9957a45f89c2d174da2921
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Filesize
30KB
MD579bb8c8adf47dbbfb7695bacbaf27351
SHA18c1a49bed4298650bcfc3296b88185f2a3f27ac6
SHA2566fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c
SHA51279095fa52869d12c233faeffebd63ab22f5e381df5aca2032ce4d5441ecc8432d359d0b8407688fc3394f0c4ff130563c2d6f09e8d9957a45f89c2d174da2921
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Filesize
30KB
MD579bb8c8adf47dbbfb7695bacbaf27351
SHA18c1a49bed4298650bcfc3296b88185f2a3f27ac6
SHA2566fa9d878b5cdc35ac32ad7a11af0041a38bd83c3086ffadb22d02516b7a7f59c
SHA51279095fa52869d12c233faeffebd63ab22f5e381df5aca2032ce4d5441ecc8432d359d0b8407688fc3394f0c4ff130563c2d6f09e8d9957a45f89c2d174da2921