Analysis
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max time kernel
138s -
max time network
142s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
07-05-2024 15:31
Static task
static1
Behavioral task
behavioral1
Sample
74c99690793a4de78ad8a351c2304cecdc23b09a8d184ec3a996f5b4e08a7f40.exe
Resource
win10v2004-20240226-en
General
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Target
74c99690793a4de78ad8a351c2304cecdc23b09a8d184ec3a996f5b4e08a7f40.exe
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Size
408KB
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MD5
1cf483f2f3b49f2e34363f5b8ad60e6e
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SHA1
46dd6a2a15a1bc53d13079b4ac825bd81d59ee0c
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SHA256
74c99690793a4de78ad8a351c2304cecdc23b09a8d184ec3a996f5b4e08a7f40
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SHA512
b51d9d22fc0290f30b323509ad79ec3444df88d5938d6703935a15bceb95184fc561666c6073dbbaf50badb57376476496b8b4fb7388c55c1e260c577fad9d45
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SSDEEP
6144:Et/Mq3iBOHmgiOSbXEX1Hj09wKU2mvAJgiBthwUs:LaRilbUX2jS2Bt2Us
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 behavioral2/memory/3016-100-0x0000029161AA0000-0x00000291652D4000-memory.dmp family_zgrat_v1 behavioral2/memory/3016-104-0x000002917FB40000-0x000002917FC4A000-memory.dmp family_zgrat_v1 behavioral2/memory/3016-108-0x000002917FA40000-0x000002917FA64000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 4488 u2uo.0.exe 4880 u2uo.1.exe -
Loads dropped DLL 2 IoCs
pid Process 4488 u2uo.0.exe 4488 u2uo.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 4660 3696 WerFault.exe 78 5000 4488 WerFault.exe 80 -
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 u2uo.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2uo.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2uo.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 u2uo.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u2uo.0.exe -
Suspicious behavior: EnumeratesProcesses 25 IoCs
pid Process 4488 u2uo.0.exe 4488 u2uo.0.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4488 u2uo.0.exe 4488 u2uo.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3016 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 4880 u2uo.1.exe 4880 u2uo.1.exe 4880 u2uo.1.exe 4880 u2uo.1.exe 4880 u2uo.1.exe 4880 u2uo.1.exe 4880 u2uo.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 4880 u2uo.1.exe 4880 u2uo.1.exe 4880 u2uo.1.exe 4880 u2uo.1.exe 4880 u2uo.1.exe 4880 u2uo.1.exe 4880 u2uo.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3696 wrote to memory of 4488 3696 74c99690793a4de78ad8a351c2304cecdc23b09a8d184ec3a996f5b4e08a7f40.exe 80 PID 3696 wrote to memory of 4488 3696 74c99690793a4de78ad8a351c2304cecdc23b09a8d184ec3a996f5b4e08a7f40.exe 80 PID 3696 wrote to memory of 4488 3696 74c99690793a4de78ad8a351c2304cecdc23b09a8d184ec3a996f5b4e08a7f40.exe 80 PID 3696 wrote to memory of 4880 3696 74c99690793a4de78ad8a351c2304cecdc23b09a8d184ec3a996f5b4e08a7f40.exe 83 PID 3696 wrote to memory of 4880 3696 74c99690793a4de78ad8a351c2304cecdc23b09a8d184ec3a996f5b4e08a7f40.exe 83 PID 3696 wrote to memory of 4880 3696 74c99690793a4de78ad8a351c2304cecdc23b09a8d184ec3a996f5b4e08a7f40.exe 83 PID 4880 wrote to memory of 3016 4880 u2uo.1.exe 89 PID 4880 wrote to memory of 3016 4880 u2uo.1.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\74c99690793a4de78ad8a351c2304cecdc23b09a8d184ec3a996f5b4e08a7f40.exe"C:\Users\Admin\AppData\Local\Temp\74c99690793a4de78ad8a351c2304cecdc23b09a8d184ec3a996f5b4e08a7f40.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3696 -
C:\Users\Admin\AppData\Local\Temp\u2uo.0.exe"C:\Users\Admin\AppData\Local\Temp\u2uo.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4488 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4488 -s 20963⤵
- Program crash
PID:5000
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C:\Users\Admin\AppData\Local\Temp\u2uo.1.exe"C:\Users\Admin\AppData\Local\Temp\u2uo.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4880 -
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:3016
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 15322⤵
- Program crash
PID:4660
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3696 -ip 36961⤵PID:3028
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4488 -ip 44881⤵PID:2356
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
2KB
MD537f3bdd3e3d82e72ece9be798038cb17
SHA19182b8cea8abeb6660a54f5988675f1db08e7806
SHA256b12158d8756cae3b00a67d527466f1c9d2c1ee12be2f6af3beab105379bfdfe6
SHA512e4d0299498bf79ffbb2ffd1ac720ff91c167f930ee1bcb0bc43b6870ceaef92464f4ef7b1b25c3c8ef27fe08bee4cf5a11cfc4f58895db5c078e9c1c5cba81b7
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Filesize
266KB
MD56bab6de801426725e2bfb5fe5e618be3
SHA1a95566e6494f403bee7ba8f87740afb7b2390a71
SHA256ecaa6655bef1c90bf1fa78e326b9df7561a7df156315f1ce1abef710ea925104
SHA5126e9940f12e2bca37d3df5e35627a013a42229a5a91c6393a712f955e3450b0edd4dbb161c43b61905a0e16e778d91a5880d9e2e65958c09b77252e117c6cb101
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954