Analysis
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max time kernel
146s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
11-05-2024 11:43
Static task
static1
Behavioral task
behavioral1
Sample
2183534537e54d7b42c32edbe091ad459f9c323a12092925527e1a45070ca61f.exe
Resource
win10v2004-20240426-en
General
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Target
2183534537e54d7b42c32edbe091ad459f9c323a12092925527e1a45070ca61f.exe
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Size
386KB
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MD5
9307ef90f4e90897e00d4c071fa7db83
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SHA1
4f80fcb1c62dd9c05bfdc26733899acdd263e0d0
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SHA256
2183534537e54d7b42c32edbe091ad459f9c323a12092925527e1a45070ca61f
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SHA512
605d032e9424d7e3df3bc6887f5840ba6b53d83686bba256865add62903a8d5124189a6737e74668d06919b6c587d55b9591e78b918810f53488e299bc5cafc2
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SSDEEP
6144:TcykrZfMtgEBXGx0Xy5gul0n4Qgf3ONjMMejZxxXx+0jTw3M:TcyktfW/tXZbgf3ONj7elxJw3M
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/4280-133-0x0000021D0C7D0000-0x0000021D10004000-memory.dmp family_zgrat_v1 behavioral2/memory/4280-134-0x0000021D2A740000-0x0000021D2A84A000-memory.dmp family_zgrat_v1 behavioral2/memory/4280-138-0x0000021D2A890000-0x0000021D2A8B4000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 4880 u1u8.0.exe 2012 u1u8.1.exe -
Loads dropped DLL 2 IoCs
pid Process 4880 u1u8.0.exe 4880 u1u8.0.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 4392 2384 WerFault.exe 77 1316 4880 WerFault.exe 78 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1u8.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1u8.1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1u8.1.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 u1u8.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u1u8.0.exe -
Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4880 u1u8.0.exe 4880 u1u8.0.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4280 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 2012 u1u8.1.exe 2012 u1u8.1.exe 2012 u1u8.1.exe 2012 u1u8.1.exe 2012 u1u8.1.exe 2012 u1u8.1.exe 2012 u1u8.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 2012 u1u8.1.exe 2012 u1u8.1.exe 2012 u1u8.1.exe 2012 u1u8.1.exe 2012 u1u8.1.exe 2012 u1u8.1.exe 2012 u1u8.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2384 wrote to memory of 4880 2384 2183534537e54d7b42c32edbe091ad459f9c323a12092925527e1a45070ca61f.exe 78 PID 2384 wrote to memory of 4880 2384 2183534537e54d7b42c32edbe091ad459f9c323a12092925527e1a45070ca61f.exe 78 PID 2384 wrote to memory of 4880 2384 2183534537e54d7b42c32edbe091ad459f9c323a12092925527e1a45070ca61f.exe 78 PID 2384 wrote to memory of 2012 2384 2183534537e54d7b42c32edbe091ad459f9c323a12092925527e1a45070ca61f.exe 81 PID 2384 wrote to memory of 2012 2384 2183534537e54d7b42c32edbe091ad459f9c323a12092925527e1a45070ca61f.exe 81 PID 2384 wrote to memory of 2012 2384 2183534537e54d7b42c32edbe091ad459f9c323a12092925527e1a45070ca61f.exe 81 PID 2012 wrote to memory of 4280 2012 u1u8.1.exe 88 PID 2012 wrote to memory of 4280 2012 u1u8.1.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\2183534537e54d7b42c32edbe091ad459f9c323a12092925527e1a45070ca61f.exe"C:\Users\Admin\AppData\Local\Temp\2183534537e54d7b42c32edbe091ad459f9c323a12092925527e1a45070ca61f.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2384 -
C:\Users\Admin\AppData\Local\Temp\u1u8.0.exe"C:\Users\Admin\AppData\Local\Temp\u1u8.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4880 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 21283⤵
- Program crash
PID:1316
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C:\Users\Admin\AppData\Local\Temp\u1u8.1.exe"C:\Users\Admin\AppData\Local\Temp\u1u8.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2012 -
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:4280
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 11642⤵
- Program crash
PID:4392
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2384 -ip 23841⤵PID:4908
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4880 -ip 48801⤵PID:3792
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
MD56473a5465c566256d3acf4dae2ea540a
SHA1056b77ae4c451d5280f412ef32f90eebdeb31561
SHA25603c198091701d7ce69a787644c21c62a9088de8f9c2f6f15b5fc4ca4aa5e6a50
SHA512ee36d0c19b94ffaa66b76de921c4b01791806ec9e2081e06fe6d5f84191da88262dc2e0c751272c69de9ee97c94381b59f46e1ab2a7d0b481e60292f851d1a4a
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Filesize
245KB
MD5c367bb32189579c56bf39dca67f62869
SHA18f82da4069c9ad6859a457b550369db21c284423
SHA2566bfc504449a39316188b90599aa225fef46e6be74d2283725f48bcb2860ec1ca
SHA512a69e2e46475f73fe8bde1ab58a1e48afac1bc7a5cb43093ebcde397cb4086e1f529fd38d534e8da5c0d268e66fe5836a25746f41cbd3293e54cd5dd8cc246dc5
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954