Analysis
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max time kernel
145s -
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
10/05/2024, 00:00
Static task
static1
Behavioral task
behavioral1
Sample
714f148fca76fffff45d10e8b8c70c293fdd7b3222a55981a150ad596695e5a8.exe
Resource
win10v2004-20240508-en
General
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Target
714f148fca76fffff45d10e8b8c70c293fdd7b3222a55981a150ad596695e5a8.exe
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Size
384KB
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MD5
a5cd431c49ff36cd15256679be4c9425
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SHA1
576a7937c023192dffdefb4d55256e7c2685b080
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SHA256
714f148fca76fffff45d10e8b8c70c293fdd7b3222a55981a150ad596695e5a8
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SHA512
f297995d7c047073576b6b943c4ede935d0fe91b43fb141dea374eb5011ad568f551d10ac76a01287a22bd6b125d7fac5dacfb530c071a3618dacc163a19304d
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SSDEEP
6144:WPhyrd5h3eOxlkRkIAXAQXNaHOnu1yPlWguHSQDuWWxI:WPh0tJ9XAQdQqGSKuDI
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/1516-67-0x000001ED42680000-0x000001ED45EB4000-memory.dmp family_zgrat_v1 behavioral2/memory/1516-101-0x000001ED605D0000-0x000001ED606DA000-memory.dmp family_zgrat_v1 behavioral2/memory/1516-108-0x000001ED60720000-0x000001ED60744000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 4836 u3fw.0.exe 4848 u3fw.1.exe -
Loads dropped DLL 2 IoCs
pid Process 4836 u3fw.0.exe 4836 u3fw.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 3192 4460 WerFault.exe 79 4832 4836 WerFault.exe 80 -
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 u3fw.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3fw.1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3fw.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 u3fw.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u3fw.0.exe -
Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4836 u3fw.0.exe 4836 u3fw.0.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1516 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 4848 u3fw.1.exe 4848 u3fw.1.exe 4848 u3fw.1.exe 4848 u3fw.1.exe 4848 u3fw.1.exe 4848 u3fw.1.exe 4848 u3fw.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 4848 u3fw.1.exe 4848 u3fw.1.exe 4848 u3fw.1.exe 4848 u3fw.1.exe 4848 u3fw.1.exe 4848 u3fw.1.exe 4848 u3fw.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4460 wrote to memory of 4836 4460 714f148fca76fffff45d10e8b8c70c293fdd7b3222a55981a150ad596695e5a8.exe 80 PID 4460 wrote to memory of 4836 4460 714f148fca76fffff45d10e8b8c70c293fdd7b3222a55981a150ad596695e5a8.exe 80 PID 4460 wrote to memory of 4836 4460 714f148fca76fffff45d10e8b8c70c293fdd7b3222a55981a150ad596695e5a8.exe 80 PID 4460 wrote to memory of 4848 4460 714f148fca76fffff45d10e8b8c70c293fdd7b3222a55981a150ad596695e5a8.exe 83 PID 4460 wrote to memory of 4848 4460 714f148fca76fffff45d10e8b8c70c293fdd7b3222a55981a150ad596695e5a8.exe 83 PID 4460 wrote to memory of 4848 4460 714f148fca76fffff45d10e8b8c70c293fdd7b3222a55981a150ad596695e5a8.exe 83 PID 4848 wrote to memory of 1516 4848 u3fw.1.exe 89 PID 4848 wrote to memory of 1516 4848 u3fw.1.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\714f148fca76fffff45d10e8b8c70c293fdd7b3222a55981a150ad596695e5a8.exe"C:\Users\Admin\AppData\Local\Temp\714f148fca76fffff45d10e8b8c70c293fdd7b3222a55981a150ad596695e5a8.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4460 -
C:\Users\Admin\AppData\Local\Temp\u3fw.0.exe"C:\Users\Admin\AppData\Local\Temp\u3fw.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4836 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 23083⤵
- Program crash
PID:4832
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C:\Users\Admin\AppData\Local\Temp\u3fw.1.exe"C:\Users\Admin\AppData\Local\Temp\u3fw.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4848 -
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:1516
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4460 -s 16402⤵
- Program crash
PID:3192
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4460 -ip 44601⤵PID:5040
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4836 -ip 48361⤵PID:3024
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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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
2KB
MD5f725d124b0344d4b97555bf26e0c83d1
SHA1a83527c707297c54ede8f30fca0f7d20d3365e11
SHA2566db29f8064db4a932f7be306b728d79de73f8947a50db15fc771c90a6e3d8096
SHA512d5a9092eb2d63c8b848e4d5385014ccc76040218047e91aaefad700fbc58233f6022cc4afb36bdf2f46c8a9ac34b520e7a1992012eca5b1db8999ec3766fa8e2
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Filesize
3KB
MD5cd9d72bb927c211a1bce05fee0778f10
SHA184e4967ff7a7e3b842837572fe649b3a40ee43a5
SHA256b886ebd4d5e28725e6c0cc13a1742dab8639cff2f34bc0c17823372b21737684
SHA512d30b68bbb9cc94aee298ef658e0f4ba551d53628fcdfe4ce018297e0aba6eaba426a87deffaa8cce26dfe6c72306496f38c3e4c09b769f56b80020fa6810df6e
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Filesize
242KB
MD5016e62b625dae4c6e7697663fcda8e70
SHA10854d0798147947e1f45e94f00d4e211f3655bc3
SHA256c71268dceea5908ceaff670721c53af922158aca6dd6c9958762b3658bc3acf0
SHA51266de6a47f8165c149538f2acec23606da9dba3e3c03f5598863d6bd623f760df9704ccc7e4afd0a8ef2d2d2613e46a5819a9d8dff980c9431ca49cdef110f37a
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954