Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09-05-2024 19:41
Static task
static1
Behavioral task
behavioral1
Sample
d719fb243a6d2ad33a76aa78ee66f4763a36c78a2373a01de223fb5c27b722da.exe
Resource
win10v2004-20240426-en
General
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Target
d719fb243a6d2ad33a76aa78ee66f4763a36c78a2373a01de223fb5c27b722da.exe
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Size
384KB
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MD5
f969256486cae8c6c357924481ec86ee
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SHA1
95f91c8a6539700b4dd6077ba3a778c13bc72d4d
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SHA256
d719fb243a6d2ad33a76aa78ee66f4763a36c78a2373a01de223fb5c27b722da
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SHA512
106959ab072744ae5ce79cbc627040dbd32bb416407ca7d1f848ae49dbb609f900c0f34696fc5e30c5418d889b5c07b35d5a0f9b4f1be1e662621ba2c4491e16
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SSDEEP
6144:2nNm4Za4Cv1GOuLzYI0dBXV9TCS/lMEGFZCTiQJ0s4:2nNNZg1GOuL5SV9TNyEGFTQP4
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/3148-67-0x0000021AF08B0000-0x0000021AF40E4000-memory.dmp family_zgrat_v1 behavioral1/memory/3148-68-0x0000021AF7800000-0x0000021AF790A000-memory.dmp family_zgrat_v1 behavioral1/memory/3148-72-0x0000021AF7640000-0x0000021AF7664000-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-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation d719fb243a6d2ad33a76aa78ee66f4763a36c78a2373a01de223fb5c27b722da.exe Key value queried \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation u14w.1.exe -
Executes dropped EXE 2 IoCs
pid Process 4780 u14w.0.exe 4000 u14w.1.exe -
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 1828 1472 WerFault.exe 81 536 4780 WerFault.exe 94 -
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 u14w.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u14w.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u14w.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 u14w.0.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u14w.0.exe -
Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4780 u14w.0.exe 4780 u14w.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3148 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 4000 u14w.1.exe 4000 u14w.1.exe 4000 u14w.1.exe 4000 u14w.1.exe 4000 u14w.1.exe 4000 u14w.1.exe 4000 u14w.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 4000 u14w.1.exe 4000 u14w.1.exe 4000 u14w.1.exe 4000 u14w.1.exe 4000 u14w.1.exe 4000 u14w.1.exe 4000 u14w.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1472 wrote to memory of 4780 1472 d719fb243a6d2ad33a76aa78ee66f4763a36c78a2373a01de223fb5c27b722da.exe 94 PID 1472 wrote to memory of 4780 1472 d719fb243a6d2ad33a76aa78ee66f4763a36c78a2373a01de223fb5c27b722da.exe 94 PID 1472 wrote to memory of 4780 1472 d719fb243a6d2ad33a76aa78ee66f4763a36c78a2373a01de223fb5c27b722da.exe 94 PID 1472 wrote to memory of 4000 1472 d719fb243a6d2ad33a76aa78ee66f4763a36c78a2373a01de223fb5c27b722da.exe 97 PID 1472 wrote to memory of 4000 1472 d719fb243a6d2ad33a76aa78ee66f4763a36c78a2373a01de223fb5c27b722da.exe 97 PID 1472 wrote to memory of 4000 1472 d719fb243a6d2ad33a76aa78ee66f4763a36c78a2373a01de223fb5c27b722da.exe 97 PID 4000 wrote to memory of 3148 4000 u14w.1.exe 103 PID 4000 wrote to memory of 3148 4000 u14w.1.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\d719fb243a6d2ad33a76aa78ee66f4763a36c78a2373a01de223fb5c27b722da.exe"C:\Users\Admin\AppData\Local\Temp\d719fb243a6d2ad33a76aa78ee66f4763a36c78a2373a01de223fb5c27b722da.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1472 -
C:\Users\Admin\AppData\Local\Temp\u14w.0.exe"C:\Users\Admin\AppData\Local\Temp\u14w.0.exe"2⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4780 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4780 -s 12803⤵
- Program crash
PID:536
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C:\Users\Admin\AppData\Local\Temp\u14w.1.exe"C:\Users\Admin\AppData\Local\Temp\u14w.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:4000 -
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:3148
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1472 -s 10362⤵
- Program crash
PID:1828
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1472 -ip 14721⤵PID:3536
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4780 -ip 47801⤵PID:1880
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
206KB
MD50917be53327ea132956255dcab650a82
SHA1b60818917f645a8a9af3b530e3ae37c1f002be2f
SHA256211c34660898480e0777c6ef6f61bf2111f6550e00b40cab859543d567dc455a
SHA512a72acc24ba813d983bbf2ecab7929d0aab4e25637ae43e85b973a5105429bd15c061415fd855737620caaf81b456b2d6ba57f85566245efbe5f8b5db5560932a
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954