Analysis
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max time kernel
148s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
10-05-2024 00:03
Static task
static1
Behavioral task
behavioral1
Sample
ce89bf45bbb44300b97ebd280b41d1224ac40fbe62187c4f33225b714c0b449c.exe
Resource
win10v2004-20240508-en
General
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Target
ce89bf45bbb44300b97ebd280b41d1224ac40fbe62187c4f33225b714c0b449c.exe
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Size
384KB
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MD5
57d1d6a6f20864f3224826f59fecabe5
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SHA1
f8b6d0e984bfa87bd835623534e93825e7bbc64b
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SHA256
ce89bf45bbb44300b97ebd280b41d1224ac40fbe62187c4f33225b714c0b449c
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SHA512
1f491d1506fd909ae73c045d2ef86a31b47957d41c0035008b952febca08be03d2fb9635990110a011d503961543c1cc85560938373a10b63be5d3b0e0a9100b
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SSDEEP
6144:WPhyrd5h3eOxlkRkIAXAQXNaHOnu1yPlWguHSQDuWWxK:WPh0tJ9XAQdQqGSKuDK
Malware Config
Extracted
stealc
http://185.172.128.150
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url_path
/c698e1bc8a2f5e6d.php
Signatures
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Detect ZGRat V1 3 IoCs
resource yara_rule behavioral2/memory/1876-66-0x0000016C74170000-0x0000016C779A4000-memory.dmp family_zgrat_v1 behavioral2/memory/1876-67-0x0000016C7A2A0000-0x0000016C7A3AA000-memory.dmp family_zgrat_v1 behavioral2/memory/1876-71-0x0000016C7A3F0000-0x0000016C7A414000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 3492 u3tw.0.exe 4672 u3tw.1.exe -
Loads dropped DLL 2 IoCs
pid Process 3492 u3tw.0.exe 3492 u3tw.0.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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 2000 4964 WerFault.exe 80 1952 3492 WerFault.exe 81 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3tw.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3tw.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3tw.1.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u3tw.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u3tw.0.exe -
Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3492 u3tw.0.exe 3492 u3tw.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1876 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 4672 u3tw.1.exe 4672 u3tw.1.exe 4672 u3tw.1.exe 4672 u3tw.1.exe 4672 u3tw.1.exe 4672 u3tw.1.exe 4672 u3tw.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 4672 u3tw.1.exe 4672 u3tw.1.exe 4672 u3tw.1.exe 4672 u3tw.1.exe 4672 u3tw.1.exe 4672 u3tw.1.exe 4672 u3tw.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4964 wrote to memory of 3492 4964 ce89bf45bbb44300b97ebd280b41d1224ac40fbe62187c4f33225b714c0b449c.exe 81 PID 4964 wrote to memory of 3492 4964 ce89bf45bbb44300b97ebd280b41d1224ac40fbe62187c4f33225b714c0b449c.exe 81 PID 4964 wrote to memory of 3492 4964 ce89bf45bbb44300b97ebd280b41d1224ac40fbe62187c4f33225b714c0b449c.exe 81 PID 4964 wrote to memory of 4672 4964 ce89bf45bbb44300b97ebd280b41d1224ac40fbe62187c4f33225b714c0b449c.exe 84 PID 4964 wrote to memory of 4672 4964 ce89bf45bbb44300b97ebd280b41d1224ac40fbe62187c4f33225b714c0b449c.exe 84 PID 4964 wrote to memory of 4672 4964 ce89bf45bbb44300b97ebd280b41d1224ac40fbe62187c4f33225b714c0b449c.exe 84 PID 4672 wrote to memory of 1876 4672 u3tw.1.exe 89 PID 4672 wrote to memory of 1876 4672 u3tw.1.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\ce89bf45bbb44300b97ebd280b41d1224ac40fbe62187c4f33225b714c0b449c.exe"C:\Users\Admin\AppData\Local\Temp\ce89bf45bbb44300b97ebd280b41d1224ac40fbe62187c4f33225b714c0b449c.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4964 -
C:\Users\Admin\AppData\Local\Temp\u3tw.0.exe"C:\Users\Admin\AppData\Local\Temp\u3tw.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3492 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3492 -s 20523⤵
- Program crash
PID:1952
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C:\Users\Admin\AppData\Local\Temp\u3tw.1.exe"C:\Users\Admin\AppData\Local\Temp\u3tw.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4672 -
C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe"C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD13⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1876
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4964 -s 11562⤵
- Program crash
PID:2000
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4964 -ip 49641⤵PID:4784
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 3492 -ip 34921⤵PID:3956
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
11KB
MD5a33e5b189842c5867f46566bdbf7a095
SHA1e1c06359f6a76da90d19e8fd95e79c832edb3196
SHA2565abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454
SHA512f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
3KB
MD5f4b62a9d06c8ca35d5054a4314af9052
SHA186f80789e679af972d43952f8144c36dc2078108
SHA2564b5aa644e75de7daf3f9a764137042719cc564890fbaa49e0fb1a4bba1a7d84e
SHA51281ac9e0bc7159b64061757ea3fa32969945bf47cd20e939facbbc03268071575eeca3e1010743ad1c37ae25961692159f9e3dce7ad5f3c3a4ff329fb50aa1d65
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Filesize
242KB
MD5016e62b625dae4c6e7697663fcda8e70
SHA10854d0798147947e1f45e94f00d4e211f3655bc3
SHA256c71268dceea5908ceaff670721c53af922158aca6dd6c9958762b3658bc3acf0
SHA51266de6a47f8165c149538f2acec23606da9dba3e3c03f5598863d6bd623f760df9704ccc7e4afd0a8ef2d2d2613e46a5819a9d8dff980c9431ca49cdef110f37a
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954