Analysis
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max time kernel
142s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
10-05-2024 17:15
Static task
static1
Behavioral task
behavioral1
Sample
749354f8c6f54750b9ece204494d6281fbab361ba448576a7dae67f37bfd9ffe.exe
Resource
win10v2004-20240508-en
General
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Target
749354f8c6f54750b9ece204494d6281fbab361ba448576a7dae67f37bfd9ffe.exe
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Size
372KB
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MD5
8864a8f0334f1c6526eaa3b43309d0a6
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SHA1
a2ef42da63c8e548522231760cad2fdb383b0cce
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SHA256
749354f8c6f54750b9ece204494d6281fbab361ba448576a7dae67f37bfd9ffe
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SHA512
4c2cf1e51067ac396ddefe0165cd1de8ef1dff550604645f02d243e267f657d4d4f17916b5670c4eb7ac482f063c8650ea718c1bbdb9a0c03516c4b5c7f389f0
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SSDEEP
6144:Tc4ggstOWNGtTEuAvVe7eMLdW6Pv8+Z69v4d0TzDjtsLQrMnpKk+TT6va:Tc4gntlaQuAvVixPPv8+Z69QOTPhsLvK
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/4420-127-0x00000299650B0000-0x00000299688E4000-memory.dmp family_zgrat_v1 behavioral1/memory/4420-129-0x000002996C080000-0x000002996C18A000-memory.dmp family_zgrat_v1 behavioral1/memory/4420-133-0x000002996BE40000-0x000002996BE64000-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-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation 749354f8c6f54750b9ece204494d6281fbab361ba448576a7dae67f37bfd9ffe.exe Key value queried \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation u1wo.1.exe -
Executes dropped EXE 2 IoCs
pid Process 4588 u1wo.0.exe 3960 u1wo.1.exe -
Loads dropped DLL 2 IoCs
pid Process 4588 u1wo.0.exe 4588 u1wo.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 1916 2472 WerFault.exe 81 2348 4588 WerFault.exe 87 -
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 u1wo.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1wo.1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1wo.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u1wo.0.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u1wo.0.exe -
Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4588 u1wo.0.exe 4588 u1wo.0.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4420 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 3960 u1wo.1.exe 3960 u1wo.1.exe 3960 u1wo.1.exe 3960 u1wo.1.exe 3960 u1wo.1.exe 3960 u1wo.1.exe 3960 u1wo.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 3960 u1wo.1.exe 3960 u1wo.1.exe 3960 u1wo.1.exe 3960 u1wo.1.exe 3960 u1wo.1.exe 3960 u1wo.1.exe 3960 u1wo.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2472 wrote to memory of 4588 2472 749354f8c6f54750b9ece204494d6281fbab361ba448576a7dae67f37bfd9ffe.exe 87 PID 2472 wrote to memory of 4588 2472 749354f8c6f54750b9ece204494d6281fbab361ba448576a7dae67f37bfd9ffe.exe 87 PID 2472 wrote to memory of 4588 2472 749354f8c6f54750b9ece204494d6281fbab361ba448576a7dae67f37bfd9ffe.exe 87 PID 2472 wrote to memory of 3960 2472 749354f8c6f54750b9ece204494d6281fbab361ba448576a7dae67f37bfd9ffe.exe 89 PID 2472 wrote to memory of 3960 2472 749354f8c6f54750b9ece204494d6281fbab361ba448576a7dae67f37bfd9ffe.exe 89 PID 2472 wrote to memory of 3960 2472 749354f8c6f54750b9ece204494d6281fbab361ba448576a7dae67f37bfd9ffe.exe 89 PID 3960 wrote to memory of 4420 3960 u1wo.1.exe 96 PID 3960 wrote to memory of 4420 3960 u1wo.1.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\749354f8c6f54750b9ece204494d6281fbab361ba448576a7dae67f37bfd9ffe.exe"C:\Users\Admin\AppData\Local\Temp\749354f8c6f54750b9ece204494d6281fbab361ba448576a7dae67f37bfd9ffe.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2472 -
C:\Users\Admin\AppData\Local\Temp\u1wo.0.exe"C:\Users\Admin\AppData\Local\Temp\u1wo.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4588 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4588 -s 23723⤵
- Program crash
PID:2348
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C:\Users\Admin\AppData\Local\Temp\u1wo.1.exe"C:\Users\Admin\AppData\Local\Temp\u1wo.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:3960 -
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:4420
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2472 -s 9842⤵
- Program crash
PID:1916
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2472 -ip 24721⤵PID:4968
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4588 -ip 45881⤵PID:3908
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
2KB
MD52cdc6dca226e9e60337a89214550e9c7
SHA18348716332b42642cf9d6f21d4b190380e882933
SHA256b403d376eb309f7afe379b3db7b34c103b1caf1cfa118bd5d0946900c257e0cb
SHA512b73f133fd5e809c49be274bbe2ab81b6bb8086bfe1af0c7f87dfd7aafdc7fdd6cce29a04fd02b1a22eac2ae6a5e208d5c705229b5816d5e3a4ec360a8c1d607f
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Filesize
3KB
MD5c100e4b39e8f1f10cc09de5988b6541b
SHA165d311ace5b518b8a154ad9d43df665b33dc0f41
SHA256e5e77c9bc3dde1f8ea3c49ea9fe4b8af1483f4bc75b0f0a898f7c63cfdee1484
SHA512388a43593e3403c4afff1693370e7a60fb777c20fa05c6ae863a8a6239d93552a81ef5d6c116e4aeb08dd9e0cafb171f20570e43d513f737242a0015a9e6e8ef
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Filesize
231KB
MD5eabfdaca74d258561209e731259bf818
SHA15bf324d6792cef6cb1663c88002480029aa8c1a8
SHA2568122ab1285665bacd89fa9865281315c62b94eb10910927283424ff283f5fb1b
SHA51242277497bb262f951f066b1e069c57173832b5cc7697111c80b1a5f95f769fed4a3cc6ff4d96d8ad78f60690fec2a1a7497d8f0b24a6971fd70a67ac63f32ef3
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954