Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
10-05-2024 17:23
Static task
static1
Behavioral task
behavioral1
Sample
57d32a6ee7ded04e612eb459fdd91b232009f253a86038ab2798f66b760daef6.exe
Resource
win10v2004-20240426-en
General
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Target
57d32a6ee7ded04e612eb459fdd91b232009f253a86038ab2798f66b760daef6.exe
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Size
372KB
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MD5
d0408852e9e32afcbd649688e7468b6b
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SHA1
83a10133dc3a52c50dcc9d6143a5fa1abdb47076
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SHA256
57d32a6ee7ded04e612eb459fdd91b232009f253a86038ab2798f66b760daef6
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SHA512
663c6f97808da4b47a642b0043a1df11465cc11f193def532ef69368cf39baf7db0038a49bb67a512cfbbd98490af4dd9bc586d033fc67470af1b8afa235e6fd
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SSDEEP
6144:Tc4ggstOWNGtTEuAvVe7eMLdW6Pv8+Z69v4d0TzDjtsLQrMnpKk+TT6vY:Tc4gntlaQuAvVixPPv8+Z69QOTPhsLvI
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 behavioral1/memory/1176-62-0x0000029A756E0000-0x0000029A78F14000-memory.dmp family_zgrat_v1 behavioral1/memory/1176-63-0x0000029A7C440000-0x0000029A7C54A000-memory.dmp family_zgrat_v1 behavioral1/memory/1176-67-0x0000029A7ADF0000-0x0000029A7AE14000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation u2l0.1.exe Key value queried \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\Control Panel\International\Geo\Nation 57d32a6ee7ded04e612eb459fdd91b232009f253a86038ab2798f66b760daef6.exe -
Executes dropped EXE 2 IoCs
pid Process 3952 u2l0.0.exe 664 u2l0.1.exe -
Loads dropped DLL 2 IoCs
pid Process 3952 u2l0.0.exe 3952 u2l0.0.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 2024 3348 WerFault.exe 82 1096 3952 WerFault.exe 93 -
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 u2l0.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2l0.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2l0.1.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 u2l0.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u2l0.0.exe -
Suspicious behavior: EnumeratesProcesses 25 IoCs
pid Process 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3952 u2l0.0.exe 3952 u2l0.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1176 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 664 u2l0.1.exe 664 u2l0.1.exe 664 u2l0.1.exe 664 u2l0.1.exe 664 u2l0.1.exe 664 u2l0.1.exe 664 u2l0.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 664 u2l0.1.exe 664 u2l0.1.exe 664 u2l0.1.exe 664 u2l0.1.exe 664 u2l0.1.exe 664 u2l0.1.exe 664 u2l0.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3348 wrote to memory of 3952 3348 57d32a6ee7ded04e612eb459fdd91b232009f253a86038ab2798f66b760daef6.exe 93 PID 3348 wrote to memory of 3952 3348 57d32a6ee7ded04e612eb459fdd91b232009f253a86038ab2798f66b760daef6.exe 93 PID 3348 wrote to memory of 3952 3348 57d32a6ee7ded04e612eb459fdd91b232009f253a86038ab2798f66b760daef6.exe 93 PID 3348 wrote to memory of 664 3348 57d32a6ee7ded04e612eb459fdd91b232009f253a86038ab2798f66b760daef6.exe 95 PID 3348 wrote to memory of 664 3348 57d32a6ee7ded04e612eb459fdd91b232009f253a86038ab2798f66b760daef6.exe 95 PID 3348 wrote to memory of 664 3348 57d32a6ee7ded04e612eb459fdd91b232009f253a86038ab2798f66b760daef6.exe 95 PID 664 wrote to memory of 1176 664 u2l0.1.exe 102 PID 664 wrote to memory of 1176 664 u2l0.1.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\57d32a6ee7ded04e612eb459fdd91b232009f253a86038ab2798f66b760daef6.exe"C:\Users\Admin\AppData\Local\Temp\57d32a6ee7ded04e612eb459fdd91b232009f253a86038ab2798f66b760daef6.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3348 -
C:\Users\Admin\AppData\Local\Temp\u2l0.0.exe"C:\Users\Admin\AppData\Local\Temp\u2l0.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3952 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3952 -s 23043⤵
- Program crash
PID:1096
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C:\Users\Admin\AppData\Local\Temp\u2l0.1.exe"C:\Users\Admin\AppData\Local\Temp\u2l0.1.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:664 -
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:1176
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3348 -s 11522⤵
- Program crash
PID:2024
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3348 -ip 33481⤵PID:3144
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 3952 -ip 39521⤵PID:4764
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
MD525a5a06718f4b0aedafba041875d0013
SHA1ac511bd629c9d6b1cc544e60de9d07cba2e0e301
SHA256cf2807a7b96bfbffae87708d5c5920819aa5466bab02d22aa7d2a1fe2cfbd625
SHA512e4b0d161d506b8c51ae8a0905cf77a79d4256ef4fe70d275410c794194b105b397f65b92be366d9141a83ee05162efc4464dbc8754ed5fb9777e6ed76be5f4db
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Filesize
231KB
MD5eabfdaca74d258561209e731259bf818
SHA15bf324d6792cef6cb1663c88002480029aa8c1a8
SHA2568122ab1285665bacd89fa9865281315c62b94eb10910927283424ff283f5fb1b
SHA51242277497bb262f951f066b1e069c57173832b5cc7697111c80b1a5f95f769fed4a3cc6ff4d96d8ad78f60690fec2a1a7497d8f0b24a6971fd70a67ac63f32ef3
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954