Analysis
-
max time kernel
131s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
08-05-2024 23:51
Static task
static1
Behavioral task
behavioral1
Sample
257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exe
Resource
win10v2004-20240508-en
General
-
Target
257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exe
-
Size
365KB
-
MD5
7ee08f879aa35adf10d1d6fe7b8a3748
-
SHA1
78c3dd7fa68f89e48f9bcd5f31b14be3a35c4edb
-
SHA256
257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f
-
SHA512
d48815302a2d7ed70d33881508ce5e23e06500f78afeaa6c34d8d8d4cd48952ed66294659fcdfb36b15a40560553fa2726979d872505adb6613e7f515c023726
-
SSDEEP
6144:mfcBWeUkksvXwBbM4HxlzmJp2C5kbX1Z0DR7M1jTs5gYTmWK:mfcUeGzhHxNQKX1eDR7un0mWK
Malware Config
Extracted
stealc
http://185.172.128.150
-
url_path
/c698e1bc8a2f5e6d.php
Signatures
-
Detect ZGRat V1 3 IoCs
Processes:
resource yara_rule behavioral1/memory/3024-66-0x0000016708610000-0x000001670BE44000-memory.dmp family_zgrat_v1 behavioral1/memory/3024-68-0x0000016727E00000-0x0000016727F0A000-memory.dmp family_zgrat_v1 behavioral1/memory/3024-72-0x000001670DB00000-0x000001670DB24000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
-
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exeu268.1.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation 257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exe Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation u268.1.exe -
Executes dropped EXE 2 IoCs
Processes:
u268.0.exeu268.1.exepid Process 2940 u268.0.exe 2616 u268.1.exe -
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
Processes:
WerFault.exeWerFault.exepid pid_target Process procid_target 456 2816 WerFault.exe 79 1416 2940 WerFault.exe 82 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
u268.1.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u268.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u268.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u268.1.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
u268.0.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 u268.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u268.0.exe -
Suspicious behavior: EnumeratesProcesses 21 IoCs
Processes:
SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exeu268.0.exepid Process 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2940 u268.0.exe 2940 u268.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exedescription pid Process Token: SeDebugPrivilege 3024 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
Processes:
u268.1.exepid Process 2616 u268.1.exe 2616 u268.1.exe 2616 u268.1.exe 2616 u268.1.exe 2616 u268.1.exe 2616 u268.1.exe 2616 u268.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
Processes:
u268.1.exepid Process 2616 u268.1.exe 2616 u268.1.exe 2616 u268.1.exe 2616 u268.1.exe 2616 u268.1.exe 2616 u268.1.exe 2616 u268.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exeu268.1.exedescription pid Process procid_target PID 2816 wrote to memory of 2940 2816 257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exe 82 PID 2816 wrote to memory of 2940 2816 257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exe 82 PID 2816 wrote to memory of 2940 2816 257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exe 82 PID 2816 wrote to memory of 2616 2816 257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exe 84 PID 2816 wrote to memory of 2616 2816 257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exe 84 PID 2816 wrote to memory of 2616 2816 257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exe 84 PID 2616 wrote to memory of 3024 2616 u268.1.exe 89 PID 2616 wrote to memory of 3024 2616 u268.1.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exe"C:\Users\Admin\AppData\Local\Temp\257a80b8b7009e7c93ae0549334f5879bcdb82f8bf0c592aee302f2aec76815f.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2816 -
C:\Users\Admin\AppData\Local\Temp\u268.0.exe"C:\Users\Admin\AppData\Local\Temp\u268.0.exe"2⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2940 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2940 -s 13403⤵
- Program crash
PID:1416
-
-
-
C:\Users\Admin\AppData\Local\Temp\u268.1.exe"C:\Users\Admin\AppData\Local\Temp\u268.1.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:2616 -
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:3024
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2816 -s 9842⤵
- Program crash
PID:456
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2816 -ip 28161⤵PID:2880
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2940 -ip 29401⤵PID:456
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
223KB
MD5ac3b1a30e96b6d89ce98a21bb5b2093a
SHA14270104678195b8cad3520a704c556155a0a65b5
SHA256803946c2712aec2b60b54b3cd7c3375a9a0158e7ccbfbd4ab8a66e6ddfc7d463
SHA51265e74527ffa9d6e776d063db44322080315a5a9eb13bb67acd61be6e65862ec127366d742beca349c7ca8281e2f67193bafc14c8c0ee3f222b19b452d05c8491
-
Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954