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Analysis
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max time kernel
142s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
05/05/2024, 22:35
Static task
static1
Behavioral task
behavioral1
Sample
61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa.exe
Resource
win10v2004-20240419-en
General
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Target
61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa.exe
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Size
416KB
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MD5
5a304097bbad807ab8c6e530ecccd1e7
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SHA1
06f7500dc67eca8fb5d71e3cccfe2a7fc690e60a
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SHA256
61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa
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SHA512
019bf1d3a4f9925138c5f33bccba773ded34975adc7d973ac081128511a8ccce8d478389a9ef7908b2eac8caecbf0dc8f1f1560d4ec295f696bcaae14bb53bcd
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SSDEEP
6144:xNDSLZK+bH6tSYLDidexnCihNJnrWXy1JFIHbP3ShohW90M:LSLZKK/dCCibRz4PiLaM
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/1576-97-0x000001B051660000-0x000001B054F58000-memory.dmp family_zgrat_v1 behavioral1/memory/1576-108-0x000001B06F7E0000-0x000001B06F8F0000-memory.dmp family_zgrat_v1 behavioral1/memory/1576-112-0x000001B06F660000-0x000001B06F684000-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-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\International\Geo\Nation 61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa.exe Key value queried \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Control Panel\International\Geo\Nation u68.1.exe -
Executes dropped EXE 2 IoCs
pid Process 2044 u68.0.exe 2460 u68.1.exe -
Loads dropped DLL 2 IoCs
pid Process 2044 u68.0.exe 2044 u68.0.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 4888 224 WerFault.exe 82 4708 2044 WerFault.exe 97 -
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 u68.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u68.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u68.1.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 u68.0.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u68.0.exe -
Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 2044 u68.0.exe 2044 u68.0.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2044 u68.0.exe 2044 u68.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1576 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 2460 u68.1.exe 2460 u68.1.exe 2460 u68.1.exe 2460 u68.1.exe 2460 u68.1.exe 2460 u68.1.exe 2460 u68.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 2460 u68.1.exe 2460 u68.1.exe 2460 u68.1.exe 2460 u68.1.exe 2460 u68.1.exe 2460 u68.1.exe 2460 u68.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 224 wrote to memory of 2044 224 61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa.exe 97 PID 224 wrote to memory of 2044 224 61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa.exe 97 PID 224 wrote to memory of 2044 224 61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa.exe 97 PID 224 wrote to memory of 2460 224 61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa.exe 99 PID 224 wrote to memory of 2460 224 61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa.exe 99 PID 224 wrote to memory of 2460 224 61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa.exe 99 PID 2460 wrote to memory of 1576 2460 u68.1.exe 105 PID 2460 wrote to memory of 1576 2460 u68.1.exe 105
Processes
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C:\Users\Admin\AppData\Local\Temp\61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa.exe"C:\Users\Admin\AppData\Local\Temp\61f5cf9b9425fe31152a53c8e1f850c575b9332da40c1491e374f06fc44dadaa.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:224 -
C:\Users\Admin\AppData\Local\Temp\u68.0.exe"C:\Users\Admin\AppData\Local\Temp\u68.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2044 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2044 -s 24083⤵
- Program crash
PID:4708
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C:\Users\Admin\AppData\Local\Temp\u68.1.exe"C:\Users\Admin\AppData\Local\Temp\u68.1.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:2460 -
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:1576
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 224 -s 15082⤵
- Program crash
PID:4888
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 224 -ip 2241⤵PID:2424
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2044 -ip 20441⤵PID:4876
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
MD5c5138a1b17f76d007d960714973fbef3
SHA12ea29a163e02407699c9547320fdbaf24c202eef
SHA256928eda0de51301b2fd7475befde3f634b8e1bf908228f1b14fdb9b80917a0b74
SHA5120a68ea1c13edbdf450bbabe610256c67df493ec2ede9608b52f386368967ce6d176683a346628d8a696f95b77f6d7965d0e5f0add067e0e143ac4cde61781bd2
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Filesize
274KB
MD5fae96a12ae35c2243801206ca089798d
SHA152b8769b202701900f03c386623232ee23fb90d3
SHA2561b32e30cfeea17e7f29f8c907c42cafc3a18da4306007b5c5bc38cb6bb4f1750
SHA5127a3d2284145b98b8db779e1a941f48125fd3fee00dc147fb6a2c0ecf0840b9c52973930871182e402726878de2bfb0dd7e4d64396e4280700511e2ac81aa7abe
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954