Analysis
-
max time kernel
146s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
07-05-2024 01:34
Static task
static1
Behavioral task
behavioral1
Sample
73cf32b2f6aff72dc11d609f61ebaae2d5827f18c97b48d71fd724c19f394771.exe
Resource
win10v2004-20240419-en
General
-
Target
73cf32b2f6aff72dc11d609f61ebaae2d5827f18c97b48d71fd724c19f394771.exe
-
Size
372KB
-
MD5
9f712ea5a04bfae2238764f668305642
-
SHA1
864debdeec4d00430661070fc1dab479cfc8a6ef
-
SHA256
73cf32b2f6aff72dc11d609f61ebaae2d5827f18c97b48d71fd724c19f394771
-
SHA512
25ff360b96fd99abf9e0a6afbd489e3efdf76685b246384cd61ab692a828a1ee7cc508afd95273c10b45c5b7d358bee142a860b134f75375358045bf3b1363d3
-
SSDEEP
6144:pl+08UGGfdzF7qxvwcB793ituNKkzXwGZTapV:p808UGgdtqrhauN3XwwapV
Malware Config
Extracted
stealc
http://185.172.128.150
-
url_path
/c698e1bc8a2f5e6d.php
Signatures
-
Detect ZGRat V1 3 IoCs
resource yara_rule behavioral2/memory/3496-139-0x000001BD78460000-0x000001BD7BC94000-memory.dmp family_zgrat_v1 behavioral2/memory/3496-140-0x000001BD7E410000-0x000001BD7E51A000-memory.dmp family_zgrat_v1 behavioral2/memory/3496-144-0x000001BD7E520000-0x000001BD7E544000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
-
Executes dropped EXE 2 IoCs
pid Process 4668 ur0.0.exe 3604 ur0.1.exe -
Loads dropped DLL 2 IoCs
pid Process 4668 ur0.0.exe 4668 ur0.0.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 2 IoCs
pid pid_target Process procid_target 4028 972 WerFault.exe 79 4300 4668 WerFault.exe 82 -
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 ur0.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ur0.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ur0.1.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 ur0.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ur0.0.exe -
Suspicious behavior: EnumeratesProcesses 25 IoCs
pid Process 4668 ur0.0.exe 4668 ur0.0.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4668 ur0.0.exe 4668 ur0.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3496 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 3604 ur0.1.exe 3604 ur0.1.exe 3604 ur0.1.exe 3604 ur0.1.exe 3604 ur0.1.exe 3604 ur0.1.exe 3604 ur0.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 3604 ur0.1.exe 3604 ur0.1.exe 3604 ur0.1.exe 3604 ur0.1.exe 3604 ur0.1.exe 3604 ur0.1.exe 3604 ur0.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 972 wrote to memory of 4668 972 73cf32b2f6aff72dc11d609f61ebaae2d5827f18c97b48d71fd724c19f394771.exe 82 PID 972 wrote to memory of 4668 972 73cf32b2f6aff72dc11d609f61ebaae2d5827f18c97b48d71fd724c19f394771.exe 82 PID 972 wrote to memory of 4668 972 73cf32b2f6aff72dc11d609f61ebaae2d5827f18c97b48d71fd724c19f394771.exe 82 PID 972 wrote to memory of 3604 972 73cf32b2f6aff72dc11d609f61ebaae2d5827f18c97b48d71fd724c19f394771.exe 85 PID 972 wrote to memory of 3604 972 73cf32b2f6aff72dc11d609f61ebaae2d5827f18c97b48d71fd724c19f394771.exe 85 PID 972 wrote to memory of 3604 972 73cf32b2f6aff72dc11d609f61ebaae2d5827f18c97b48d71fd724c19f394771.exe 85 PID 3604 wrote to memory of 3496 3604 ur0.1.exe 90 PID 3604 wrote to memory of 3496 3604 ur0.1.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\73cf32b2f6aff72dc11d609f61ebaae2d5827f18c97b48d71fd724c19f394771.exe"C:\Users\Admin\AppData\Local\Temp\73cf32b2f6aff72dc11d609f61ebaae2d5827f18c97b48d71fd724c19f394771.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:972 -
C:\Users\Admin\AppData\Local\Temp\ur0.0.exe"C:\Users\Admin\AppData\Local\Temp\ur0.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4668 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 21283⤵
- Program crash
PID:4300
-
-
-
C:\Users\Admin\AppData\Local\Temp\ur0.1.exe"C:\Users\Admin\AppData\Local\Temp\ur0.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3604 -
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:3496
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 972 -s 15642⤵
- Program crash
PID:4028
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 972 -ip 9721⤵PID:5012
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4668 -ip 46681⤵PID:4552
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
11KB
MD5a33e5b189842c5867f46566bdbf7a095
SHA1e1c06359f6a76da90d19e8fd95e79c832edb3196
SHA2565abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454
SHA512f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
-
Filesize
230KB
MD52c1f5406f854370921a90cc0f3f11145
SHA16969f52309b66f6a09f08c0e67db4956df150346
SHA25679678293aad51fc96c947e496351048672ece528457daab0cfc93b35c16d1ab9
SHA5126104eaa7a60a29b5962b3cff8cde7b7c237ced82f11a7c581df30725d1d5aec187b30ebbe7d6d61f45964cf4f70ea605c9b20c504e5dddc2451f440ecb50e2ac
-
Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954