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Analysis
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max time kernel
163s -
max time network
166s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
05/05/2024, 23:05
Static task
static1
Behavioral task
behavioral1
Sample
f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
Resource
win7-20240215-en
General
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Target
f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
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Size
406KB
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MD5
8c119343e6bf0180eebef7023c6dd30a
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SHA1
edd4dbb9fe569cdf6bd427c4397005876ccca575
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SHA256
f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d
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SHA512
4e890229827cf489b0fbc917a688bba239e635e6a53f05b3c55186bd564f06d0e71bde53311be312056fb4382c7c623cc0eb0326aa66f579a68aecf46c2c6c8d
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SSDEEP
6144:cGGgSwmijoz/lKRqjAMR2lnaID8lGQfVhW9N1:Qg7LjItKQMi1O8lbS/1
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/760-126-0x00000000003F0000-0x0000000003CE8000-memory.dmp family_zgrat_v1 behavioral1/memory/760-127-0x000000001EF40000-0x000000001F050000-memory.dmp family_zgrat_v1 behavioral1/memory/760-131-0x0000000005B70000-0x0000000005B94000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 2108 u1lk.0.exe 2560 u1lk.1.exe -
Loads dropped DLL 10 IoCs
pid Process 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 2108 u1lk.0.exe 2108 u1lk.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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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 u1lk.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1lk.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1lk.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 u1lk.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u1lk.0.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 2108 u1lk.0.exe 760 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 760 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 760 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 760 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 760 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2108 u1lk.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 760 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 2560 u1lk.1.exe 2560 u1lk.1.exe 2560 u1lk.1.exe 2560 u1lk.1.exe 2560 u1lk.1.exe 2560 u1lk.1.exe 2560 u1lk.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 2560 u1lk.1.exe 2560 u1lk.1.exe 2560 u1lk.1.exe 2560 u1lk.1.exe 2560 u1lk.1.exe 2560 u1lk.1.exe 2560 u1lk.1.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2072 wrote to memory of 2108 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 28 PID 2072 wrote to memory of 2108 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 28 PID 2072 wrote to memory of 2108 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 28 PID 2072 wrote to memory of 2108 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 28 PID 2072 wrote to memory of 2560 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 29 PID 2072 wrote to memory of 2560 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 29 PID 2072 wrote to memory of 2560 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 29 PID 2072 wrote to memory of 2560 2072 f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe 29 PID 2560 wrote to memory of 760 2560 u1lk.1.exe 31 PID 2560 wrote to memory of 760 2560 u1lk.1.exe 31 PID 2560 wrote to memory of 760 2560 u1lk.1.exe 31 PID 2560 wrote to memory of 760 2560 u1lk.1.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe"C:\Users\Admin\AppData\Local\Temp\f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2072 -
C:\Users\Admin\AppData\Local\Temp\u1lk.0.exe"C:\Users\Admin\AppData\Local\Temp\u1lk.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2108
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C:\Users\Admin\AppData\Local\Temp\u1lk.1.exe"C:\Users\Admin\AppData\Local\Temp\u1lk.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2560 -
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:760
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\ApplicationInsights\252e99e709753c2ab04b66e213ab7d72cfdb494a7016e07d23bc17fe7cebab94\ae015e13869c41cb9d87d260d0140872.tmp
Filesize1KB
MD57244c5cd3ea3c42571021784406c0f95
SHA10d6c93d64b7671558861ae7dd1bf3ed70999c7f6
SHA25641aabdea58011f59b01a1b7eec2782b0647f6d83040ffa7f4f085f3ff8b2b859
SHA51251bcc7a05fea615c37be3be019a520758fef1ee52d317fdd5f8ed93a6536fb1abe7c4b709e7adc49f399ffe9c2ec3fae76fcbe2a4355766d5a3116066dbc3264
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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
274KB
MD5fae96a12ae35c2243801206ca089798d
SHA152b8769b202701900f03c386623232ee23fb90d3
SHA2561b32e30cfeea17e7f29f8c907c42cafc3a18da4306007b5c5bc38cb6bb4f1750
SHA5127a3d2284145b98b8db779e1a941f48125fd3fee00dc147fb6a2c0ecf0840b9c52973930871182e402726878de2bfb0dd7e4d64396e4280700511e2ac81aa7abe
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954