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Analysis
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max time kernel
128s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
16/04/2024, 01:14
Static task
static1
Behavioral task
behavioral1
Sample
6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe
Resource
win7-20240221-en
General
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Target
6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe
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Size
497KB
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MD5
faf13222570e0483055345c82dec07da
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SHA1
e7fd20c5290201d144010850e37285f09b592dbe
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SHA256
6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768
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SHA512
cdd9106575322ba8498a003c46c4ccab8a1151a8df725695022d294367ac40ed64e3bd883c3e355488d1e6c95385f2e9aaad7c1477390e63431c22ceb043a9fd
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SSDEEP
6144:RWSicFcC1yNLlB7N/o+BJkp5QtBfwvUGSx/J1AopaFQve1P2FCLjH:VTFcC1yND7NrcPuBfwvEx/UdR/fH
Malware Config
Signatures
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Detect ZGRat V1 3 IoCs
resource yara_rule behavioral2/memory/3772-118-0x00000214DE830000-0x00000214E2128000-memory.dmp family_zgrat_v1 behavioral2/memory/3772-120-0x00000214FD8B0000-0x00000214FD9C0000-memory.dmp family_zgrat_v1 behavioral2/memory/3772-124-0x00000214E3DE0000-0x00000214E3E04000-memory.dmp family_zgrat_v1 -
Detect binaries embedding considerable number of MFA browser extension IDs. 4 IoCs
resource yara_rule behavioral2/memory/4148-100-0x0000000000400000-0x0000000002D2C000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/4148-150-0x0000000002F20000-0x0000000003020000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/4148-152-0x0000000000400000-0x0000000002D2C000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/4148-189-0x0000000000400000-0x0000000002D2C000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs -
Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 4 IoCs
resource yara_rule behavioral2/memory/4148-100-0x0000000000400000-0x0000000002D2C000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/4148-150-0x0000000002F20000-0x0000000003020000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/4148-152-0x0000000000400000-0x0000000002D2C000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/4148-189-0x0000000000400000-0x0000000002D2C000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 3 IoCs
resource yara_rule behavioral2/memory/4148-100-0x0000000000400000-0x0000000002D2C000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral2/memory/4148-152-0x0000000000400000-0x0000000002D2C000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral2/memory/4148-189-0x0000000000400000-0x0000000002D2C000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects encrypted or obfuscated .NET executables 1 IoCs
resource yara_rule behavioral2/memory/3772-118-0x00000214DE830000-0x00000214E2128000-memory.dmp INDICATOR_EXE_DotNET_Encrypted -
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-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe Key value queried \REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation u38w.1.exe -
Executes dropped EXE 2 IoCs
pid Process 4148 u38w.0.exe 1152 u38w.1.exe -
Loads dropped DLL 2 IoCs
pid Process 4148 u38w.0.exe 4148 u38w.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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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 348 set thread context of 4208 348 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 87 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 4692 4148 WerFault.exe 93 -
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 u38w.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u38w.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u38w.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 u38w.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u38w.0.exe -
Suspicious behavior: EnumeratesProcesses 27 IoCs
pid Process 4148 u38w.0.exe 4148 u38w.0.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4148 u38w.0.exe 4148 u38w.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3772 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 1152 u38w.1.exe 1152 u38w.1.exe 1152 u38w.1.exe 1152 u38w.1.exe 1152 u38w.1.exe 1152 u38w.1.exe 1152 u38w.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 1152 u38w.1.exe 1152 u38w.1.exe 1152 u38w.1.exe 1152 u38w.1.exe 1152 u38w.1.exe 1152 u38w.1.exe 1152 u38w.1.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 348 wrote to memory of 4208 348 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 87 PID 348 wrote to memory of 4208 348 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 87 PID 348 wrote to memory of 4208 348 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 87 PID 348 wrote to memory of 4208 348 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 87 PID 348 wrote to memory of 4208 348 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 87 PID 348 wrote to memory of 4208 348 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 87 PID 348 wrote to memory of 4208 348 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 87 PID 348 wrote to memory of 4208 348 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 87 PID 348 wrote to memory of 4208 348 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 87 PID 348 wrote to memory of 4208 348 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 87 PID 4208 wrote to memory of 4148 4208 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 93 PID 4208 wrote to memory of 4148 4208 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 93 PID 4208 wrote to memory of 4148 4208 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 93 PID 4208 wrote to memory of 1152 4208 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 95 PID 4208 wrote to memory of 1152 4208 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 95 PID 4208 wrote to memory of 1152 4208 6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe 95 PID 1152 wrote to memory of 3772 1152 u38w.1.exe 97 PID 1152 wrote to memory of 3772 1152 u38w.1.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe"C:\Users\Admin\AppData\Local\Temp\6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:348 -
C:\Users\Admin\AppData\Local\Temp\6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe"C:\Users\Admin\AppData\Local\Temp\6f2eefd23e33e862207e4b9e91baa29a34ad63aff6e5e76f6aafc747f1b97768.exe"2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4208 -
C:\Users\Admin\AppData\Local\Temp\u38w.0.exe"C:\Users\Admin\AppData\Local\Temp\u38w.0.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4148 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 23684⤵
- Program crash
PID:4692
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C:\Users\Admin\AppData\Local\Temp\u38w.1.exe"C:\Users\Admin\AppData\Local\Temp\u38w.1.exe"3⤵
- 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:1152 -
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-2EE938868BD14⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3772
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4148 -ip 41481⤵PID:1728
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
MD5d8f2272db6af661bcfc79871f6b9c42b
SHA1716821e4076cedae7fa6636ba5c6192eb3789fbb
SHA256ec8bd613db259a4078d4d8428a2bf07eb49db2fa56999c4b013b74bf0e739fe3
SHA51219dd35746499a1582139a6e8d4fa1b74d4c39eaad1bc1dc4bd4d2ab15ae5b52e3e6b86ef73aa6e7a11ccc7996e31467e561c4b4b14444bffdaa7106609da1d38
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Filesize
312KB
MD545ebf25aac06239ca9bbbf2de6c08d0e
SHA1e5543591c520fe6c4f099aa1ae23891cf4582ccc
SHA256f95030244aeff5ee70276f65904704dc3e7b02ed79a19fd8fd4e00d80af6d92f
SHA512e42ac33633e31affded4885785231da0281eecd92807b2ea7ddafc5f0ea9a260ec9a894b5ef08e69907c1d79c44360028b5c9c49d348c6d110ae475ecdf8aea4
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954