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Analysis
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max time kernel
190s -
max time network
169s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02/12/2022, 20:02
Static task
static1
Behavioral task
behavioral1
Sample
8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe
Resource
win7-20220812-en
General
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Target
8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe
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Size
276KB
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MD5
cc91659e7025ac2092cb8bcb4efb4f8b
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SHA1
0c52ca2b9764f5bc5eee1cf67503f83b8106b1d4
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SHA256
8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8
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SHA512
cefa35800ae7c98df17abb268674e3ad9261275b969b8f77b30e91a452fd1e81a8937dd51d6326ac0816f14e9945393eaf2270c32d8f8741a6585ba14c062871
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SSDEEP
6144:pW64KwNWAMrCo+FjICq7bHIg8VpHfBf0mUR9bDzadQNTcF:pkWAS3+Fj18r85fzQl8
Malware Config
Signatures
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Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "3" 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe -
Disables taskbar notifications via registry modification
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Executes dropped EXE 1 IoCs
pid Process 1592 8C97.tmp -
Modifies Installed Components in the registry 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
resource yara_rule behavioral1/memory/1924-55-0x0000000000400000-0x0000000000469000-memory.dmp upx behavioral1/memory/388-60-0x0000000000400000-0x0000000000469000-memory.dmp upx behavioral1/memory/1548-72-0x0000000000400000-0x0000000000469000-memory.dmp upx -
Loads dropped DLL 2 IoCs
pid Process 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\37F.exe = "C:\\Program Files (x86)\\LP\\D3F0\\37F.exe" 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\LP\D3F0\37F.exe 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe File created C:\Program Files (x86)\LP\D3F0\37F.exe 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe File opened for modification C:\Program Files (x86)\LP\D3F0\8C97.tmp 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1072 explorer.exe -
Suspicious use of AdjustPrivilegeToken 19 IoCs
description pid Process Token: SeRestorePrivilege 1700 msiexec.exe Token: SeTakeOwnershipPrivilege 1700 msiexec.exe Token: SeSecurityPrivilege 1700 msiexec.exe Token: SeShutdownPrivilege 1072 explorer.exe Token: SeShutdownPrivilege 1072 explorer.exe Token: SeShutdownPrivilege 1072 explorer.exe Token: SeShutdownPrivilege 1072 explorer.exe Token: SeShutdownPrivilege 1072 explorer.exe Token: SeShutdownPrivilege 1072 explorer.exe Token: SeShutdownPrivilege 1072 explorer.exe Token: SeShutdownPrivilege 1072 explorer.exe Token: SeShutdownPrivilege 1072 explorer.exe Token: SeShutdownPrivilege 1072 explorer.exe Token: 33 668 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 668 AUDIODG.EXE Token: 33 668 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 668 AUDIODG.EXE Token: SeShutdownPrivilege 1072 explorer.exe Token: SeShutdownPrivilege 1072 explorer.exe -
Suspicious use of FindShellTrayWindow 25 IoCs
pid Process 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe -
Suspicious use of SendNotifyMessage 17 IoCs
pid Process 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe 1072 explorer.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1924 wrote to memory of 388 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 29 PID 1924 wrote to memory of 388 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 29 PID 1924 wrote to memory of 388 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 29 PID 1924 wrote to memory of 388 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 29 PID 1924 wrote to memory of 1592 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 32 PID 1924 wrote to memory of 1592 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 32 PID 1924 wrote to memory of 1592 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 32 PID 1924 wrote to memory of 1592 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 32 PID 1924 wrote to memory of 1548 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 36 PID 1924 wrote to memory of 1548 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 36 PID 1924 wrote to memory of 1548 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 36 PID 1924 wrote to memory of 1548 1924 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe 36 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\HideSCAHealth = "1" 8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe"C:\Users\Admin\AppData\Local\Temp\8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe"1⤵
- Modifies security service
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1924 -
C:\Users\Admin\AppData\Local\Temp\8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exeC:\Users\Admin\AppData\Local\Temp\8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe startC:\Users\Admin\AppData\Roaming\0213E\47ED3.exe%C:\Users\Admin\AppData\Roaming\0213E2⤵PID:388
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C:\Program Files (x86)\LP\D3F0\8C97.tmp"C:\Program Files (x86)\LP\D3F0\8C97.tmp"2⤵
- Executes dropped EXE
PID:1592
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C:\Users\Admin\AppData\Local\Temp\8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exeC:\Users\Admin\AppData\Local\Temp\8cb9c8a1027181d1604d62689c81cdba29e18f2ea0d12b7d1ed6fcbee9e4bef8.exe startC:\Program Files (x86)\3EF41\lvvm.exe%C:\Program Files (x86)\3EF412⤵PID:1548
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1700
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1072
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x58c1⤵
- Suspicious use of AdjustPrivilegeToken
PID:668
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
104KB
MD50cb09d0443d2eda312058ae1a2fa83c2
SHA11888844fcab4269a5c08b5cf122b100e8abb3cb0
SHA25650a9af2fe05dd06d6ff825bcf2106b64385e7fdf9a06a0a18ac187c4a057503a
SHA51293bfdc4d14a7ba7cce25d0a83faa29e0efa7932f3024aa82fcc1d606cb9a65e0ebd91942ad9992ce787f639df1748fde9599cb9b676245a17a8198064df2e24c
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Filesize
104KB
MD50cb09d0443d2eda312058ae1a2fa83c2
SHA11888844fcab4269a5c08b5cf122b100e8abb3cb0
SHA25650a9af2fe05dd06d6ff825bcf2106b64385e7fdf9a06a0a18ac187c4a057503a
SHA51293bfdc4d14a7ba7cce25d0a83faa29e0efa7932f3024aa82fcc1d606cb9a65e0ebd91942ad9992ce787f639df1748fde9599cb9b676245a17a8198064df2e24c
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Filesize
104KB
MD50cb09d0443d2eda312058ae1a2fa83c2
SHA11888844fcab4269a5c08b5cf122b100e8abb3cb0
SHA25650a9af2fe05dd06d6ff825bcf2106b64385e7fdf9a06a0a18ac187c4a057503a
SHA51293bfdc4d14a7ba7cce25d0a83faa29e0efa7932f3024aa82fcc1d606cb9a65e0ebd91942ad9992ce787f639df1748fde9599cb9b676245a17a8198064df2e24c