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Analysis
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max time kernel
140s -
max time network
134s -
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, 05:33
Static task
static1
Behavioral task
behavioral1
Sample
ec9955db0e61093b92486cf30fe05682f64e97f698283d88c6df88540dd24e82.exe
Resource
win10v2004-20240426-en
General
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Target
ec9955db0e61093b92486cf30fe05682f64e97f698283d88c6df88540dd24e82.exe
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Size
371KB
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MD5
5dc885cbc93b0b51f57804898d5d7e29
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SHA1
2d49b75f7bb52bd9b634f57034bf4d9bedfa734b
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SHA256
ec9955db0e61093b92486cf30fe05682f64e97f698283d88c6df88540dd24e82
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SHA512
c4beb5ddac819f939aed07a0b416efef3d65dbd4a2e339b32858bc6661ad37f27306bbcc72cc515438dd309927f059e09143450d6f121232b258660db1297090
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SSDEEP
6144:aURdZSI5nrUscjLhfKpWrx+5nvyIuT/GODYYTJm4:aU7ZSI5ELkpixsnluT/GOnk4
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/2448-65-0x000001A72F8C0000-0x000001A7330F4000-memory.dmp family_zgrat_v1 behavioral1/memory/2448-66-0x000001A74E7A0000-0x000001A74E8AA000-memory.dmp family_zgrat_v1 behavioral1/memory/2448-70-0x000001A74E630000-0x000001A74E654000-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-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation ec9955db0e61093b92486cf30fe05682f64e97f698283d88c6df88540dd24e82.exe Key value queried \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation u19o.1.exe -
Executes dropped EXE 2 IoCs
pid Process 632 u19o.0.exe 1328 u19o.1.exe -
Loads dropped DLL 2 IoCs
pid Process 632 u19o.0.exe 632 u19o.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 4748 1644 WerFault.exe 82 4996 632 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 u19o.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u19o.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u19o.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 u19o.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u19o.0.exe -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 632 u19o.0.exe 632 u19o.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 1328 u19o.1.exe 1328 u19o.1.exe 1328 u19o.1.exe 1328 u19o.1.exe 1328 u19o.1.exe 1328 u19o.1.exe 1328 u19o.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 1328 u19o.1.exe 1328 u19o.1.exe 1328 u19o.1.exe 1328 u19o.1.exe 1328 u19o.1.exe 1328 u19o.1.exe 1328 u19o.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1644 wrote to memory of 632 1644 ec9955db0e61093b92486cf30fe05682f64e97f698283d88c6df88540dd24e82.exe 93 PID 1644 wrote to memory of 632 1644 ec9955db0e61093b92486cf30fe05682f64e97f698283d88c6df88540dd24e82.exe 93 PID 1644 wrote to memory of 632 1644 ec9955db0e61093b92486cf30fe05682f64e97f698283d88c6df88540dd24e82.exe 93 PID 1644 wrote to memory of 1328 1644 ec9955db0e61093b92486cf30fe05682f64e97f698283d88c6df88540dd24e82.exe 96 PID 1644 wrote to memory of 1328 1644 ec9955db0e61093b92486cf30fe05682f64e97f698283d88c6df88540dd24e82.exe 96 PID 1644 wrote to memory of 1328 1644 ec9955db0e61093b92486cf30fe05682f64e97f698283d88c6df88540dd24e82.exe 96 PID 1328 wrote to memory of 2448 1328 u19o.1.exe 102 PID 1328 wrote to memory of 2448 1328 u19o.1.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\ec9955db0e61093b92486cf30fe05682f64e97f698283d88c6df88540dd24e82.exe"C:\Users\Admin\AppData\Local\Temp\ec9955db0e61093b92486cf30fe05682f64e97f698283d88c6df88540dd24e82.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1644 -
C:\Users\Admin\AppData\Local\Temp\u19o.0.exe"C:\Users\Admin\AppData\Local\Temp\u19o.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:632 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 632 -s 23163⤵
- Program crash
PID:4996
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C:\Users\Admin\AppData\Local\Temp\u19o.1.exe"C:\Users\Admin\AppData\Local\Temp\u19o.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:1328 -
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:2448
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 11522⤵
- Program crash
PID:4748
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1644 -ip 16441⤵PID:2376
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 632 -ip 6321⤵PID:2152
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
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
MD56026e4baf75c4f5b04a63b4de3eb55db
SHA107d9566ba2463e01b99accdb7c4e1e8da7729414
SHA2561f788addda2d6a846c29eed157cdbcf616f9158f151107ff8f99274568673b94
SHA5124602b8e96f3615645c5591b10eb4763ecc3e2afde917534940311123d6bae0bdfdc3bfcb8a40070bbbb6ef45b4f6b8f9a5bfcd412bfa48b552dda5f8879941da
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Filesize
230KB
MD5ccd572a3007d968e7fc7530b369bdcf6
SHA172e0464b18e45f75f194cc5ae6f7d59e2f2d8ca6
SHA25684f2c0f4db7d4f3faf88fe9fb75829b4d480f936929591df7e5b22846dcb5777
SHA512b977c3cabfce519c49dad3274c6927f03bec5b502d1bde6fbfc3ebe22880434c6bcb5a19f7d0987328ff71502642680b07cb89435f5a7aafb70261fd3c2b7ebc
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954