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Analysis
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max time kernel
142s -
max time network
140s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
05/05/2024, 17:00
Static task
static1
Behavioral task
behavioral1
Sample
fa083d33e1961e2f0435d0569fb66035992a7367080ed45bd0f25bcef4e1a538.exe
Resource
win10v2004-20240419-en
General
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Target
fa083d33e1961e2f0435d0569fb66035992a7367080ed45bd0f25bcef4e1a538.exe
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Size
416KB
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MD5
f3d07121cb6a70f580936b41f89d5964
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SHA1
311503eb3626adc9944090c1995cb63519ac2d95
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SHA256
fa083d33e1961e2f0435d0569fb66035992a7367080ed45bd0f25bcef4e1a538
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SHA512
03840ba037addd0c96d5d9c3e2d21ec7e3e46d8405401d5aff5b0a467cd49ce6f4f1408d0afd6fed4f5397d56864bddb9c6d69e61b72f779c88cef38690f5cdc
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SSDEEP
6144:aG9wXO/32gvPgCN0gydZj2u1O09omacTDTqbWLKLetZ2mrp74:BwQ3zPgCNCdZ5M092b1KDH4
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/2148-62-0x0000019226CC0000-0x000001922A5B8000-memory.dmp family_zgrat_v1 behavioral2/memory/2148-63-0x0000019244F40000-0x0000019245050000-memory.dmp family_zgrat_v1 behavioral2/memory/2148-67-0x0000019244C10000-0x0000019244C34000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 1388 uz0.0.exe 440 uz0.1.exe -
Loads dropped DLL 2 IoCs
pid Process 1388 uz0.0.exe 1388 uz0.0.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 3304 1260 WerFault.exe 79 5116 1388 WerFault.exe 82 -
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 uz0.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI uz0.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI uz0.1.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 uz0.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString uz0.0.exe -
Suspicious behavior: EnumeratesProcesses 25 IoCs
pid Process 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1388 uz0.0.exe 1388 uz0.0.exe 1388 uz0.0.exe 1388 uz0.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 440 uz0.1.exe 440 uz0.1.exe 440 uz0.1.exe 440 uz0.1.exe 440 uz0.1.exe 440 uz0.1.exe 440 uz0.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 440 uz0.1.exe 440 uz0.1.exe 440 uz0.1.exe 440 uz0.1.exe 440 uz0.1.exe 440 uz0.1.exe 440 uz0.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1260 wrote to memory of 1388 1260 fa083d33e1961e2f0435d0569fb66035992a7367080ed45bd0f25bcef4e1a538.exe 82 PID 1260 wrote to memory of 1388 1260 fa083d33e1961e2f0435d0569fb66035992a7367080ed45bd0f25bcef4e1a538.exe 82 PID 1260 wrote to memory of 1388 1260 fa083d33e1961e2f0435d0569fb66035992a7367080ed45bd0f25bcef4e1a538.exe 82 PID 1260 wrote to memory of 440 1260 fa083d33e1961e2f0435d0569fb66035992a7367080ed45bd0f25bcef4e1a538.exe 85 PID 1260 wrote to memory of 440 1260 fa083d33e1961e2f0435d0569fb66035992a7367080ed45bd0f25bcef4e1a538.exe 85 PID 1260 wrote to memory of 440 1260 fa083d33e1961e2f0435d0569fb66035992a7367080ed45bd0f25bcef4e1a538.exe 85 PID 440 wrote to memory of 2148 440 uz0.1.exe 90 PID 440 wrote to memory of 2148 440 uz0.1.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\fa083d33e1961e2f0435d0569fb66035992a7367080ed45bd0f25bcef4e1a538.exe"C:\Users\Admin\AppData\Local\Temp\fa083d33e1961e2f0435d0569fb66035992a7367080ed45bd0f25bcef4e1a538.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1260 -
C:\Users\Admin\AppData\Local\Temp\uz0.0.exe"C:\Users\Admin\AppData\Local\Temp\uz0.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1388 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1388 -s 24603⤵
- Program crash
PID:5116
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C:\Users\Admin\AppData\Local\Temp\uz0.1.exe"C:\Users\Admin\AppData\Local\Temp\uz0.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:440 -
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:2148
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1260 -s 15362⤵
- Program crash
PID:3304
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1260 -ip 12601⤵PID:4824
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1388 -ip 13881⤵PID:1732
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
MD5dc94212e2d64e8af48dbfcaba7ceaf70
SHA1d5754d7919840ee278fbd865c27d0451c9568c10
SHA25610a966c4986728a35373a38f26b781a714f8a5a0dc37340b6d4ad867c7e95972
SHA512ebf3adeaeea10a42a62802858c10362fac41bdb92cf028235bcbb1b0b2a8bb1ea8905e7ecb198d651f7bb4989cfcc5eb4306c6e49bdee957486108e48d69b4a9
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Filesize
274KB
MD572650f024358627e959b3e486b30471e
SHA1ff2dd1495fa40008354f3f5b16a51125dc6a56fe
SHA2565d0d85b7fa9992568b57bc90e3e4407d6903388623b7cae8683d04a2c46a62d2
SHA5125f55f6707df28ea668f9edbaf0039ff48acf1f42728ef7dfb455f2e97a757dd7781e962cc6a83070602e0ab3384219bc39832b7af28db2ac8307f5027c9b2aa3
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954