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Analysis
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max time kernel
167s -
max time network
172s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
29/10/2022, 14:40
Behavioral task
behavioral1
Sample
ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe
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Size
30KB
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MD5
cf72c9281b920b3c0061b210221af46a
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SHA1
1b894e964e892370456856f092e6cecd67b8c2a9
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SHA256
ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984
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SHA512
64af55001711d4dcdc95396825d9a6db157783dd0025e2f3d8cd4e073de43e5925a96567409db2c1daefc894d0e358fd646c7eaf7ab83e41e96bbe6e0fb9eb4e
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SSDEEP
768:gb3EhwiDVnjNL2K1IfnrzMkg8vUF17HcAq0:gb3ESqLh1IzzMkggy17Hcp0
Score
8/10
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\COM Service = "C:\\Windows\\msagent\\mswoqa.com" svchost.exe 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\\mswoqa.com" svchost.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 876 svchost.exe -
Modifies Installed Components in the registry 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{42CE4021-DE03-E3CC-EA32-40BB12E6015D} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{42CE4021-DE03-E3CC-EA32-40BB12E6015D}\StubPath = "C:\\Windows\\system32\\mslrrg.com" svchost.exe -
resource yara_rule behavioral2/files/0x001c00000001d9f9-133.dat upx behavioral2/files/0x001c00000001d9f9-135.dat upx behavioral2/files/0x000400000001e64d-136.dat upx behavioral2/memory/4832-137-0x0000000000400000-0x000000000041D000-memory.dmp upx behavioral2/memory/876-138-0x0000000000400000-0x000000000041D000-memory.dmp upx -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\mslrrg.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\mslrrg.com ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe File created C:\Windows\SysWOW64\mslrrg.com ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe File opened for modification C:\Windows\SysWOW64\mslrrg.com svchost.exe -
Drops file in Windows directory 8 IoCs
description ioc Process File created C:\Windows\svchost.exe svchost.exe File opened for modification C:\Windows\msagent\mswoqa.com svchost.exe File created C:\Windows\msagent\mswoqa.com svchost.exe File opened for modification C:\Windows\svchost.exe ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe File created C:\Windows\svchost.exe ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe File opened for modification C:\Windows\msagent\mswoqa.com ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe File created C:\Windows\msagent\mswoqa.com ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe File opened for modification C:\Windows\svchost.exe svchost.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 svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString svchost.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 876 svchost.exe -
Suspicious use of AdjustPrivilegeToken 54 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeSecurityPrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeTakeOwnershipPrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeLoadDriverPrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeSystemProfilePrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeSystemtimePrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeProfSingleProcessPrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeIncBasePriorityPrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeCreatePagefilePrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeBackupPrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeRestorePrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeShutdownPrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeDebugPrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeSystemEnvironmentPrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeRemoteShutdownPrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeUndockPrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeManageVolumePrivilege 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: 33 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: 34 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: 35 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: 36 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe Token: SeIncreaseQuotaPrivilege 876 svchost.exe Token: SeSecurityPrivilege 876 svchost.exe Token: SeTakeOwnershipPrivilege 876 svchost.exe Token: SeLoadDriverPrivilege 876 svchost.exe Token: SeSystemProfilePrivilege 876 svchost.exe Token: SeSystemtimePrivilege 876 svchost.exe Token: SeProfSingleProcessPrivilege 876 svchost.exe Token: SeIncBasePriorityPrivilege 876 svchost.exe Token: SeCreatePagefilePrivilege 876 svchost.exe Token: SeBackupPrivilege 876 svchost.exe Token: SeRestorePrivilege 876 svchost.exe Token: SeShutdownPrivilege 876 svchost.exe Token: SeDebugPrivilege 876 svchost.exe Token: SeSystemEnvironmentPrivilege 876 svchost.exe Token: SeRemoteShutdownPrivilege 876 svchost.exe Token: SeUndockPrivilege 876 svchost.exe Token: SeManageVolumePrivilege 876 svchost.exe Token: 33 876 svchost.exe Token: 34 876 svchost.exe Token: 35 876 svchost.exe Token: 36 876 svchost.exe Token: 33 876 svchost.exe Token: SeIncBasePriorityPrivilege 876 svchost.exe Token: 33 876 svchost.exe Token: SeIncBasePriorityPrivilege 876 svchost.exe Token: 33 876 svchost.exe Token: SeIncBasePriorityPrivilege 876 svchost.exe Token: 33 876 svchost.exe Token: SeIncBasePriorityPrivilege 876 svchost.exe Token: 33 876 svchost.exe Token: SeIncBasePriorityPrivilege 876 svchost.exe Token: 33 876 svchost.exe Token: SeIncBasePriorityPrivilege 876 svchost.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4832 wrote to memory of 876 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe 82 PID 4832 wrote to memory of 876 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe 82 PID 4832 wrote to memory of 876 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe 82 PID 4832 wrote to memory of 1144 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe 83 PID 4832 wrote to memory of 1144 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe 83 PID 4832 wrote to memory of 1144 4832 ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe"C:\Users\Admin\AppData\Local\Temp\ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.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:4832 -
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:876
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del "C:\Users\Admin\AppData\Local\Temp\ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984.exe"2⤵PID:1144
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
30KB
MD5cf72c9281b920b3c0061b210221af46a
SHA11b894e964e892370456856f092e6cecd67b8c2a9
SHA256ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984
SHA51264af55001711d4dcdc95396825d9a6db157783dd0025e2f3d8cd4e073de43e5925a96567409db2c1daefc894d0e358fd646c7eaf7ab83e41e96bbe6e0fb9eb4e
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Filesize
30KB
MD5cf72c9281b920b3c0061b210221af46a
SHA11b894e964e892370456856f092e6cecd67b8c2a9
SHA256ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984
SHA51264af55001711d4dcdc95396825d9a6db157783dd0025e2f3d8cd4e073de43e5925a96567409db2c1daefc894d0e358fd646c7eaf7ab83e41e96bbe6e0fb9eb4e
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Filesize
30KB
MD5cf72c9281b920b3c0061b210221af46a
SHA11b894e964e892370456856f092e6cecd67b8c2a9
SHA256ec705fc18eb7c499458a9ce4522e6cf9bd6994790a25df9a458f3a24ccc07984
SHA51264af55001711d4dcdc95396825d9a6db157783dd0025e2f3d8cd4e073de43e5925a96567409db2c1daefc894d0e358fd646c7eaf7ab83e41e96bbe6e0fb9eb4e