Analysis
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max time kernel
147s -
max time network
136s -
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 12:59
Static task
static1
Behavioral task
behavioral1
Sample
92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe
Resource
win10v2004-20240508-en
General
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Target
92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe
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Size
372KB
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MD5
227233ef32f5c368b4f4727121033701
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SHA1
ad7d3be13667a71bad7fe85858a5933909e30e6b
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SHA256
92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a
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SHA512
b8bc7901587ed4af9ba29df1da7f7bdb46a3df4e50b937433f0fc936d37253232a565080d9c151736e015ff6fbd68592a0584c4c02fe266cc38d71bd73ef8e98
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SSDEEP
6144:pGPxzYVfryibS0RMb2oP6jZRDu82So+jO8PdCkniwVUBh0V+VtdQT6lXo:pGPx0zzb9RMbP6jZhGSo+jOpiXI2V+VM
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/2060-123-0x00000273E67D0000-0x00000273EA004000-memory.dmp family_zgrat_v1 behavioral1/memory/2060-125-0x00000273ECB40000-0x00000273ECC4A000-memory.dmp family_zgrat_v1 behavioral1/memory/2060-129-0x00000273EC560000-0x00000273EC584000-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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation 92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe Key value queried \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation u320.1.exe -
Executes dropped EXE 2 IoCs
pid Process 3376 u320.0.exe 2580 u320.1.exe -
Loads dropped DLL 2 IoCs
pid Process 3376 u320.0.exe 3376 u320.0.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 8 3960 WerFault.exe 81 5076 3376 WerFault.exe 92 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u320.1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u320.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u320.1.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 u320.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u320.0.exe -
Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 3376 u320.0.exe 3376 u320.0.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2060 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 2580 u320.1.exe 2580 u320.1.exe 2580 u320.1.exe 2580 u320.1.exe 2580 u320.1.exe 2580 u320.1.exe 2580 u320.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 2580 u320.1.exe 2580 u320.1.exe 2580 u320.1.exe 2580 u320.1.exe 2580 u320.1.exe 2580 u320.1.exe 2580 u320.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3960 wrote to memory of 3376 3960 92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe 92 PID 3960 wrote to memory of 3376 3960 92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe 92 PID 3960 wrote to memory of 3376 3960 92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe 92 PID 3960 wrote to memory of 2580 3960 92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe 94 PID 3960 wrote to memory of 2580 3960 92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe 94 PID 3960 wrote to memory of 2580 3960 92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe 94 PID 2580 wrote to memory of 2060 2580 u320.1.exe 100 PID 2580 wrote to memory of 2060 2580 u320.1.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe"C:\Users\Admin\AppData\Local\Temp\92987ab05559a4726c0f828d3734a1abf21c1ed7d882bd1974bccba82d4a9a4a.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3960 -
C:\Users\Admin\AppData\Local\Temp\u320.0.exe"C:\Users\Admin\AppData\Local\Temp\u320.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3376 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3376 -s 23643⤵
- Program crash
PID:5076
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C:\Users\Admin\AppData\Local\Temp\u320.1.exe"C:\Users\Admin\AppData\Local\Temp\u320.1.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:2580 -
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:2060
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3960 -s 15682⤵
- Program crash
PID:8
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3960 -ip 39601⤵PID:4812
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3376 -ip 33761⤵PID:1364
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
MD56511f0d9a2e494063150f1678bc07614
SHA1cbb16318f15fc78f9a224c5a4e653833551ef65f
SHA2564f5ed60d36c82c6e43f1a3abeea6480384785be84b6707d6a0903e1dd3416ec0
SHA5126e2517f3d654be39a393cfb71255c2b5fe93c63278a786760116da54f2db093367258994c6ee35081b1814fcb1afa975100402fa495c430b79fd98318bb8395c
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Filesize
231KB
MD58d1595054640e63c3ccc451b1454af73
SHA1d3e67396b4afd81aeb7bf463e5c9dc654169fd7e
SHA256b006c572d41bca024db5423a3ed281068ac751704ecfb558ec7866341559b628
SHA51235d5b8ba33f1526148cf6c3e03b7e9c26738d596522ac923dd747a74eaeace0ef872b3ee69689ad110d5ffb4018489c000819e7862e72f6738369c745ccd3b76
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954