Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
07-05-2024 07:02
Static task
static1
Behavioral task
behavioral1
Sample
a17d9bf89857acbd61878f1fc0d1b5c0b8eb1bec01cb6495246156433f2b3271.exe
Resource
win10v2004-20240419-en
General
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Target
a17d9bf89857acbd61878f1fc0d1b5c0b8eb1bec01cb6495246156433f2b3271.exe
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Size
416KB
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MD5
f62011816645ce3d94b92743b3704f29
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SHA1
3e9510d78a15095d02d35a3790ad3bd4ac2c869e
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SHA256
a17d9bf89857acbd61878f1fc0d1b5c0b8eb1bec01cb6495246156433f2b3271
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SHA512
1e915db820016db8d1b6bb69d0fa96c686fcba258c7b918fa1101fdce676ef616f9be031c5e6b38b8dd2e3573f5eec15a34485264e452833c4154841a6790a3d
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SSDEEP
6144:uE9fYb7tyBIBFPOofY+dZLomCu9PVDro/rTsKIknXjrxPmHQTNWekuMis:uEeHtJBFNYnKJro/rIKdXjF+w8Hus
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/3716-62-0x0000025B095A0000-0x0000025B0CDD4000-memory.dmp family_zgrat_v1 behavioral1/memory/3716-63-0x0000025B276A0000-0x0000025B277AA000-memory.dmp family_zgrat_v1 behavioral1/memory/3716-67-0x0000025B27370000-0x0000025B27394000-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-1-5-21-3411335054-1982420046-2118495756-1000\Control Panel\International\Geo\Nation ue8.1.exe Key value queried \REGISTRY\USER\S-1-5-21-3411335054-1982420046-2118495756-1000\Control Panel\International\Geo\Nation a17d9bf89857acbd61878f1fc0d1b5c0b8eb1bec01cb6495246156433f2b3271.exe -
Executes dropped EXE 2 IoCs
pid Process 3576 ue8.0.exe 4048 ue8.1.exe -
Loads dropped DLL 2 IoCs
pid Process 3576 ue8.0.exe 3576 ue8.0.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 3168 512 WerFault.exe 83 4852 3576 WerFault.exe 95 -
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 ue8.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ue8.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ue8.1.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 ue8.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ue8.0.exe -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3576 ue8.0.exe 3576 ue8.0.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3576 ue8.0.exe 3576 ue8.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3716 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 4048 ue8.1.exe 4048 ue8.1.exe 4048 ue8.1.exe 4048 ue8.1.exe 4048 ue8.1.exe 4048 ue8.1.exe 4048 ue8.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 4048 ue8.1.exe 4048 ue8.1.exe 4048 ue8.1.exe 4048 ue8.1.exe 4048 ue8.1.exe 4048 ue8.1.exe 4048 ue8.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 512 wrote to memory of 3576 512 a17d9bf89857acbd61878f1fc0d1b5c0b8eb1bec01cb6495246156433f2b3271.exe 95 PID 512 wrote to memory of 3576 512 a17d9bf89857acbd61878f1fc0d1b5c0b8eb1bec01cb6495246156433f2b3271.exe 95 PID 512 wrote to memory of 3576 512 a17d9bf89857acbd61878f1fc0d1b5c0b8eb1bec01cb6495246156433f2b3271.exe 95 PID 512 wrote to memory of 4048 512 a17d9bf89857acbd61878f1fc0d1b5c0b8eb1bec01cb6495246156433f2b3271.exe 97 PID 512 wrote to memory of 4048 512 a17d9bf89857acbd61878f1fc0d1b5c0b8eb1bec01cb6495246156433f2b3271.exe 97 PID 512 wrote to memory of 4048 512 a17d9bf89857acbd61878f1fc0d1b5c0b8eb1bec01cb6495246156433f2b3271.exe 97 PID 4048 wrote to memory of 3716 4048 ue8.1.exe 102 PID 4048 wrote to memory of 3716 4048 ue8.1.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\a17d9bf89857acbd61878f1fc0d1b5c0b8eb1bec01cb6495246156433f2b3271.exe"C:\Users\Admin\AppData\Local\Temp\a17d9bf89857acbd61878f1fc0d1b5c0b8eb1bec01cb6495246156433f2b3271.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:512 -
C:\Users\Admin\AppData\Local\Temp\ue8.0.exe"C:\Users\Admin\AppData\Local\Temp\ue8.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3576 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3576 -s 23603⤵
- Program crash
PID:4852
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C:\Users\Admin\AppData\Local\Temp\ue8.1.exe"C:\Users\Admin\AppData\Local\Temp\ue8.1.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:4048 -
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:3716
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 11402⤵
- Program crash
PID:3168
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 512 -ip 5121⤵PID:2196
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3576 -ip 35761⤵PID:3464
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
MD58c1e784a6e9ba9f7d65fbfa2eefb3d51
SHA198fb5e48f9a55fed7b01c74c4c8836b3e4a08272
SHA2561e6a3427873251becf6efe3d095d4eb15354b7dcc1c284348d507bde115ff833
SHA512a4ea944aad35f052b509220ac06366decb3951772d951cfaef627574d9147ebd3da0495b33994eed8b18e0c3b8ba8c69fe610a4c1c0cccd5258e6718c632b8cd
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Filesize
275KB
MD583493b3717b3e54113b89fe0e5b765a1
SHA10e0b8f1f0a18258e9130f151c06b163418f7a90e
SHA2563cf852a87b37cd494844030de64eec372931b19570a10e0896fc18c94bb99627
SHA51285dd3e6cfc6ed41fe045627d5f701455d94320e7ad21e2ffaff55607b390224e70b2923c2e327e68463fe91a84755fc04f3e3e753720c7d0ede53ba129df0121
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954