Analysis
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max time kernel
153s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
31/12/2023, 13:55
Static task
static1
Behavioral task
behavioral1
Sample
38d4ede73922c954bb50a17bf19b1512.exe
Resource
win7-20231215-en
General
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Target
38d4ede73922c954bb50a17bf19b1512.exe
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Size
282KB
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MD5
38d4ede73922c954bb50a17bf19b1512
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SHA1
6a874e4d91c435b1261f5f4ba4431f029a1e313a
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SHA256
89cb43f5d0ea274df6fda6b6728e45c52dfb0161c1c4210eb676a377914dbbe7
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SHA512
35e8790da918f937b172aa572e9fe0d341d2098c050130327ef111c3c7c9860545cdbd542751060dc1d9e38496bbefa5cb41a3a95766dbcbeb45c8c1591d19ba
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SSDEEP
6144:1YuUamTcIuw4mPMZ50HFGgGfILJ/Zv/TGmUs+xkFrb+ANbsj:1JpB10w8L5F/TG/k59U
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" 38d4ede73922c954bb50a17bf19b1512.exe -
Disables taskbar notifications via registry modification
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Modifies Installed Components in the registry 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Executes dropped EXE 1 IoCs
pid Process 1652 53AC.tmp -
Loads dropped DLL 2 IoCs
pid Process 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.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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resource yara_rule behavioral1/memory/2252-1-0x0000000000400000-0x000000000046B000-memory.dmp upx behavioral1/memory/2252-3-0x0000000000400000-0x000000000046B000-memory.dmp upx behavioral1/memory/2252-5-0x0000000000400000-0x000000000046B000-memory.dmp upx behavioral1/memory/2252-8-0x0000000000400000-0x000000000046B000-memory.dmp upx behavioral1/memory/2252-32-0x0000000000400000-0x000000000046B000-memory.dmp upx behavioral1/memory/1376-36-0x0000000000400000-0x000000000046B000-memory.dmp upx behavioral1/memory/2848-131-0x0000000000400000-0x000000000046B000-memory.dmp upx behavioral1/memory/2252-134-0x0000000000400000-0x000000000046B000-memory.dmp upx behavioral1/memory/2252-207-0x0000000000400000-0x000000000046B000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\60E.exe = "C:\\Program Files (x86)\\LP\\717B\\60E.exe" 38d4ede73922c954bb50a17bf19b1512.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 2 IoCs
description ioc Process File created C:\Program Files (x86)\LP\717B\60E.exe 38d4ede73922c954bb50a17bf19b1512.exe File opened for modification C:\Program Files (x86)\LP\717B\53AC.tmp 38d4ede73922c954bb50a17bf19b1512.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-1268429524-3929314613-1992311491-1000_Classes\Local Settings explorer.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe 2252 38d4ede73922c954bb50a17bf19b1512.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 328 explorer.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
description pid Process Token: SeRestorePrivilege 2732 msiexec.exe Token: SeTakeOwnershipPrivilege 2732 msiexec.exe Token: SeSecurityPrivilege 2732 msiexec.exe Token: SeShutdownPrivilege 328 explorer.exe Token: SeShutdownPrivilege 328 explorer.exe Token: SeShutdownPrivilege 328 explorer.exe Token: SeShutdownPrivilege 328 explorer.exe Token: SeShutdownPrivilege 328 explorer.exe Token: SeShutdownPrivilege 328 explorer.exe Token: SeShutdownPrivilege 328 explorer.exe Token: SeShutdownPrivilege 328 explorer.exe Token: SeShutdownPrivilege 328 explorer.exe Token: SeShutdownPrivilege 328 explorer.exe Token: SeShutdownPrivilege 328 explorer.exe Token: SeShutdownPrivilege 328 explorer.exe -
Suspicious use of FindShellTrayWindow 28 IoCs
pid Process 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe -
Suspicious use of SendNotifyMessage 22 IoCs
pid Process 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe 328 explorer.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2252 wrote to memory of 1652 2252 38d4ede73922c954bb50a17bf19b1512.exe 32 PID 2252 wrote to memory of 1652 2252 38d4ede73922c954bb50a17bf19b1512.exe 32 PID 2252 wrote to memory of 1652 2252 38d4ede73922c954bb50a17bf19b1512.exe 32 PID 2252 wrote to memory of 1652 2252 38d4ede73922c954bb50a17bf19b1512.exe 32 PID 2252 wrote to memory of 1376 2252 38d4ede73922c954bb50a17bf19b1512.exe 34 PID 2252 wrote to memory of 1376 2252 38d4ede73922c954bb50a17bf19b1512.exe 34 PID 2252 wrote to memory of 1376 2252 38d4ede73922c954bb50a17bf19b1512.exe 34 PID 2252 wrote to memory of 1376 2252 38d4ede73922c954bb50a17bf19b1512.exe 34 PID 2252 wrote to memory of 2848 2252 38d4ede73922c954bb50a17bf19b1512.exe 37 PID 2252 wrote to memory of 2848 2252 38d4ede73922c954bb50a17bf19b1512.exe 37 PID 2252 wrote to memory of 2848 2252 38d4ede73922c954bb50a17bf19b1512.exe 37 PID 2252 wrote to memory of 2848 2252 38d4ede73922c954bb50a17bf19b1512.exe 37 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\HideSCAHealth = "1" 38d4ede73922c954bb50a17bf19b1512.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer 38d4ede73922c954bb50a17bf19b1512.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\38d4ede73922c954bb50a17bf19b1512.exe"C:\Users\Admin\AppData\Local\Temp\38d4ede73922c954bb50a17bf19b1512.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:2252 -
C:\Program Files (x86)\LP\717B\53AC.tmp"C:\Program Files (x86)\LP\717B\53AC.tmp"2⤵
- Executes dropped EXE
PID:1652
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C:\Users\Admin\AppData\Local\Temp\38d4ede73922c954bb50a17bf19b1512.exeC:\Users\Admin\AppData\Local\Temp\38d4ede73922c954bb50a17bf19b1512.exe startC:\Users\Admin\AppData\Roaming\BF1C9\E5071.exe%C:\Users\Admin\AppData\Roaming\BF1C92⤵PID:1376
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C:\Users\Admin\AppData\Local\Temp\38d4ede73922c954bb50a17bf19b1512.exeC:\Users\Admin\AppData\Local\Temp\38d4ede73922c954bb50a17bf19b1512.exe startC:\Program Files (x86)\C991C\lvvm.exe%C:\Program Files (x86)\C991C2⤵PID:2848
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2732
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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:328
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
300B
MD59769d756d162dd73b83972ca624979e2
SHA1821f2d6c6a3445b881be3c1abe8db9dea978dc32
SHA25616130b8a1218e3708c0e70180c7ecbd7b64b09bd10e21962dd15659603c42158
SHA51278d2b756bf15b912846efe679990a5c688f198411cbf6cf75b1676c2bd4b09df77d039116d6c4dd70b67cd2bcd4233d3df70e05168cdcb8328bbc3418a254214
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Filesize
1KB
MD5bbb37676ccdfb7149075a163b8c988b4
SHA1863bac6bff25bb55628fd11b7700385e4516364a
SHA2566f61a697cfca7601c257e9b13c449cf1e3c272d5dfcada99136b4bed3eb17ad4
SHA5122e41d9578ea1de22729a47d280dd1b6a718e0e14c04ff5ec05ab26e3679eb4a5b9a2ea99f11a5c1d69417149478e3902c6c5ad5aa9055ed0aebb9d65660f15c6
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Filesize
897B
MD58ce5a94b27393c2797d929362aec3f16
SHA172544d1dab94bf797e4b6a963c5efd09231e4c08
SHA256ba5bf2f72e7a0a68ccc8a37d0e3ac65d8eb11bb9e6811229668f038b299637f2
SHA5127b9c297c7188ff9342b9dca32849a389c49be92e37da4b5ae67574bdae73c9deffb81016f8b24e9732aa0a6287a9778909d11a74ac41e2f8ae82676a55fe10d2
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Filesize
99KB
MD582d50af33ff156670a076dc834a99b4d
SHA1d5e3662e28d51a8366fb214d77585b95984541d1
SHA2567f57b37aa39698068271e64bbb42ff74b1a2b6157d233d8bdef1f683a7230a7d
SHA512527986d4cca9998059e278de71989f3f46851eace0370cb2bfd69dc7292d5a1597a373ff2b350137eeea8dd7dd13a0e8de8b6306795e4b5a6428fab6c1b27563