Analysis
-
max time kernel
140s -
max time network
142s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
07-05-2024 15:35
Static task
static1
Behavioral task
behavioral1
Sample
364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe
Resource
win10v2004-20240419-en
General
-
Target
364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe
-
Size
408KB
-
MD5
a4dcfaa13e52e432fc8fdca623c6f01e
-
SHA1
a31d46c6989187943a2ff623c0ce40989dc22739
-
SHA256
364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683
-
SHA512
ef19c81dfbc921c4e2201f97b3e42895bad3a8783f92ed4d0a69b5e76729115e6b127591041cdd245e9f32db36f0955b12ee4ab1014ac53ab5560ad6aaa5b6bb
-
SSDEEP
6144:Et/Mq3iBOHmgiOSbXEX1Hj09wKU2mvAJgiBthwUl:LaRilbUX2jS2Bt2Ul
Malware Config
Extracted
stealc
http://185.172.128.150
-
url_path
/c698e1bc8a2f5e6d.php
Signatures
-
Detect ZGRat V1 3 IoCs
resource yara_rule behavioral2/memory/2380-136-0x0000025189E60000-0x000002518D694000-memory.dmp family_zgrat_v1 behavioral2/memory/2380-137-0x00000251A7F70000-0x00000251A807A000-memory.dmp family_zgrat_v1 behavioral2/memory/2380-141-0x00000251A7DE0000-0x00000251A7E04000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
-
Executes dropped EXE 2 IoCs
pid Process 2348 u2z4.0.exe 3208 u2z4.1.exe -
Loads dropped DLL 2 IoCs
pid Process 2348 u2z4.0.exe 2348 u2z4.0.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 2 IoCs
pid pid_target Process procid_target 4216 2348 WerFault.exe 78 3660 3856 WerFault.exe 77 -
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 u2z4.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2z4.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2z4.1.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 u2z4.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u2z4.0.exe -
Suspicious behavior: EnumeratesProcesses 25 IoCs
pid Process 2348 u2z4.0.exe 2348 u2z4.0.exe 2348 u2z4.0.exe 2348 u2z4.0.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2380 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 3208 u2z4.1.exe 3208 u2z4.1.exe 3208 u2z4.1.exe 3208 u2z4.1.exe 3208 u2z4.1.exe 3208 u2z4.1.exe 3208 u2z4.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 3208 u2z4.1.exe 3208 u2z4.1.exe 3208 u2z4.1.exe 3208 u2z4.1.exe 3208 u2z4.1.exe 3208 u2z4.1.exe 3208 u2z4.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3856 wrote to memory of 2348 3856 364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe 78 PID 3856 wrote to memory of 2348 3856 364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe 78 PID 3856 wrote to memory of 2348 3856 364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe 78 PID 3856 wrote to memory of 3208 3856 364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe 84 PID 3856 wrote to memory of 3208 3856 364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe 84 PID 3856 wrote to memory of 3208 3856 364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe 84 PID 3208 wrote to memory of 2380 3208 u2z4.1.exe 88 PID 3208 wrote to memory of 2380 3208 u2z4.1.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe"C:\Users\Admin\AppData\Local\Temp\364e800c0cf1962f36e41f8f1a5a1029decb25007c712277275729e299543683.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3856 -
C:\Users\Admin\AppData\Local\Temp\u2z4.0.exe"C:\Users\Admin\AppData\Local\Temp\u2z4.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2348 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2348 -s 20883⤵
- Program crash
PID:4216
-
-
-
C:\Users\Admin\AppData\Local\Temp\u2z4.1.exe"C:\Users\Admin\AppData\Local\Temp\u2z4.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3208 -
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:2380
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3856 -s 15402⤵
- Program crash
PID:3660
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 2348 -ip 23481⤵PID:1188
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 3856 -ip 38561⤵PID:2920
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
11KB
MD5a33e5b189842c5867f46566bdbf7a095
SHA1e1c06359f6a76da90d19e8fd95e79c832edb3196
SHA2565abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454
SHA512f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b
-
Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
-
Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
-
Filesize
2KB
MD5d0f875ef61242019a7f44adfc2b93169
SHA1dff96e665aab77e57bbc0d4cdce42cfeeb6b85d4
SHA256fc175d53b4d06031be74271ad0c272d28f6e5449895d9585523f5a020875f8f1
SHA5127600e484ce9cdaae99421ed19946dff1be57df26318d79115ba7c6f5993093d5a62516d689417382df9dc1c81ba31dd1dd90b62195e8f4d6ff52941a589257a4
-
Filesize
266KB
MD56bab6de801426725e2bfb5fe5e618be3
SHA1a95566e6494f403bee7ba8f87740afb7b2390a71
SHA256ecaa6655bef1c90bf1fa78e326b9df7561a7df156315f1ce1abef710ea925104
SHA5126e9940f12e2bca37d3df5e35627a013a42229a5a91c6393a712f955e3450b0edd4dbb161c43b61905a0e16e778d91a5880d9e2e65958c09b77252e117c6cb101
-
Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954