Analysis
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max time kernel
128s -
max time network
130s -
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 12:34
Static task
static1
Behavioral task
behavioral1
Sample
98c560f2f93e76454fe15b03b90477f30f9f5592f98fc195cfffe12543be91f4.exe
Resource
win10v2004-20240426-en
General
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Target
98c560f2f93e76454fe15b03b90477f30f9f5592f98fc195cfffe12543be91f4.exe
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Size
373KB
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MD5
361d123bf50b551a95c5dccc08126c93
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SHA1
8fe66f0e1f3e3140a1ba56aa04c5919400795a8f
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SHA256
98c560f2f93e76454fe15b03b90477f30f9f5592f98fc195cfffe12543be91f4
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SHA512
ee03e3a7d589e14cec9ea33d8058b5c9f23f019cfc24e885a8c8d040e0db1473214ee8664b9720007a996cc6bea975ca7c915bf187189bcced531b6e38b2a06e
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SSDEEP
6144:Xm7tnXHiPWJ/b1ZPB66To26pxlW0BmbtKjCouJJtqOCFgqIt0TtMf:Xm7tnyOtb1ZZ66TrbqiIFGqmf
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/4200-127-0x000001D88ED60000-0x000001D892594000-memory.dmp family_zgrat_v1 behavioral2/memory/4200-128-0x000001D8ACD70000-0x000001D8ACE7A000-memory.dmp family_zgrat_v1 behavioral2/memory/4200-132-0x000001D8ACC00000-0x000001D8ACC24000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 4560 uc8.0.exe 2868 uc8.1.exe -
Loads dropped DLL 2 IoCs
pid Process 4560 uc8.0.exe 4560 uc8.0.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 1540 440 WerFault.exe 80 3808 4560 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 uc8.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI uc8.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI uc8.1.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 uc8.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString uc8.0.exe -
Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4560 uc8.0.exe 4560 uc8.0.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4200 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 2868 uc8.1.exe 2868 uc8.1.exe 2868 uc8.1.exe 2868 uc8.1.exe 2868 uc8.1.exe 2868 uc8.1.exe 2868 uc8.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 2868 uc8.1.exe 2868 uc8.1.exe 2868 uc8.1.exe 2868 uc8.1.exe 2868 uc8.1.exe 2868 uc8.1.exe 2868 uc8.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 440 wrote to memory of 4560 440 98c560f2f93e76454fe15b03b90477f30f9f5592f98fc195cfffe12543be91f4.exe 81 PID 440 wrote to memory of 4560 440 98c560f2f93e76454fe15b03b90477f30f9f5592f98fc195cfffe12543be91f4.exe 81 PID 440 wrote to memory of 4560 440 98c560f2f93e76454fe15b03b90477f30f9f5592f98fc195cfffe12543be91f4.exe 81 PID 440 wrote to memory of 2868 440 98c560f2f93e76454fe15b03b90477f30f9f5592f98fc195cfffe12543be91f4.exe 84 PID 440 wrote to memory of 2868 440 98c560f2f93e76454fe15b03b90477f30f9f5592f98fc195cfffe12543be91f4.exe 84 PID 440 wrote to memory of 2868 440 98c560f2f93e76454fe15b03b90477f30f9f5592f98fc195cfffe12543be91f4.exe 84 PID 2868 wrote to memory of 4200 2868 uc8.1.exe 89 PID 2868 wrote to memory of 4200 2868 uc8.1.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\98c560f2f93e76454fe15b03b90477f30f9f5592f98fc195cfffe12543be91f4.exe"C:\Users\Admin\AppData\Local\Temp\98c560f2f93e76454fe15b03b90477f30f9f5592f98fc195cfffe12543be91f4.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:440 -
C:\Users\Admin\AppData\Local\Temp\uc8.0.exe"C:\Users\Admin\AppData\Local\Temp\uc8.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4560 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4560 -s 20283⤵
- Program crash
PID:3808
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C:\Users\Admin\AppData\Local\Temp\uc8.1.exe"C:\Users\Admin\AppData\Local\Temp\uc8.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2868 -
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:4200
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 440 -s 11602⤵
- Program crash
PID:1540
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 440 -ip 4401⤵PID:3132
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4560 -ip 45601⤵PID:4212
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
MD59af1de41cfb5d32992b1503cc5aa4599
SHA12e1783f00520a915d6559dca6a6a409b14a1b94f
SHA256d6b9e91822d1729ff1538f8d3186405c9d0c59766ab5aa01e0eac6bf995960ec
SHA51251d73bbcd72833663333d8d8f503d0a379d475d984ac8568d4a9bc1318a2d2ec8cc0186fe674e981e251b24b2cd57e9167e86e786bf11b36fdbf87805a6e63f4
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Filesize
231KB
MD5879b731bc25ad06eea7282496b49363e
SHA1b8d419721f28e130cce781e5968f40ac2c5e7456
SHA256ab5ad9f5fd8938c963a1602539d2409a514f26e8263b9f424b3a79fc3632f98f
SHA5126c69b11027063f24ee98c7202b4a8fd8c0cf023f4819231710c93707d2624127b41b8337f7a7e7de45d8c9b2b9ecf8e7c469b47ab1916c6468ab439a038b06c2
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954