Analysis
-
max time kernel
124s -
max time network
129s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
10-05-2024 19:48
Static task
static1
Behavioral task
behavioral1
Sample
b13a7231aad0e6cb3ba549fdca63791d1b0c43ba9d348ed07061547f6793f722.exe
Resource
win10v2004-20240426-en
General
-
Target
b13a7231aad0e6cb3ba549fdca63791d1b0c43ba9d348ed07061547f6793f722.exe
-
Size
373KB
-
MD5
ce7f021ef1d1a462aca03e99eb50b5d4
-
SHA1
afc83a8ff6a0d2697d0ea7879e5798ad37192355
-
SHA256
b13a7231aad0e6cb3ba549fdca63791d1b0c43ba9d348ed07061547f6793f722
-
SHA512
d2a752e7b2883854e98519d807d115f584b55c094b159e42f25a4fb9e0c57eac44404dffa3a42e3bb1a0c749d198216196d7462d68fdc5abf90575371e585a90
-
SSDEEP
6144:AgXLk9lsA7WNFchU6wxpMoyZVn4lt2DSTZATjxhNUP2uxZ698Obd3Tuto1:AgXLk91ar1rKRn4lAQ+1hNUOr9HxuS1
Malware Config
Extracted
stealc
http://185.172.128.150
-
url_path
/c698e1bc8a2f5e6d.php
Signatures
-
Detect ZGRat V1 3 IoCs
resource yara_rule behavioral2/memory/1452-128-0x00000244581A0000-0x000002445B9D4000-memory.dmp family_zgrat_v1 behavioral2/memory/1452-129-0x00000244761A0000-0x00000244762AA000-memory.dmp family_zgrat_v1 behavioral2/memory/1452-133-0x0000024476100000-0x0000024476124000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
-
Executes dropped EXE 2 IoCs
pid Process 2312 u3ag.0.exe 3576 u3ag.1.exe -
Loads dropped DLL 2 IoCs
pid Process 2312 u3ag.0.exe 2312 u3ag.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 2152 4264 WerFault.exe 77 2920 2312 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 u3ag.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3ag.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3ag.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 u3ag.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u3ag.0.exe -
Suspicious behavior: EnumeratesProcesses 21 IoCs
pid Process 2312 u3ag.0.exe 2312 u3ag.0.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1452 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 3576 u3ag.1.exe 3576 u3ag.1.exe 3576 u3ag.1.exe 3576 u3ag.1.exe 3576 u3ag.1.exe 3576 u3ag.1.exe 3576 u3ag.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 3576 u3ag.1.exe 3576 u3ag.1.exe 3576 u3ag.1.exe 3576 u3ag.1.exe 3576 u3ag.1.exe 3576 u3ag.1.exe 3576 u3ag.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4264 wrote to memory of 2312 4264 b13a7231aad0e6cb3ba549fdca63791d1b0c43ba9d348ed07061547f6793f722.exe 80 PID 4264 wrote to memory of 2312 4264 b13a7231aad0e6cb3ba549fdca63791d1b0c43ba9d348ed07061547f6793f722.exe 80 PID 4264 wrote to memory of 2312 4264 b13a7231aad0e6cb3ba549fdca63791d1b0c43ba9d348ed07061547f6793f722.exe 80 PID 4264 wrote to memory of 3576 4264 b13a7231aad0e6cb3ba549fdca63791d1b0c43ba9d348ed07061547f6793f722.exe 83 PID 4264 wrote to memory of 3576 4264 b13a7231aad0e6cb3ba549fdca63791d1b0c43ba9d348ed07061547f6793f722.exe 83 PID 4264 wrote to memory of 3576 4264 b13a7231aad0e6cb3ba549fdca63791d1b0c43ba9d348ed07061547f6793f722.exe 83 PID 3576 wrote to memory of 1452 3576 u3ag.1.exe 88 PID 3576 wrote to memory of 1452 3576 u3ag.1.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\b13a7231aad0e6cb3ba549fdca63791d1b0c43ba9d348ed07061547f6793f722.exe"C:\Users\Admin\AppData\Local\Temp\b13a7231aad0e6cb3ba549fdca63791d1b0c43ba9d348ed07061547f6793f722.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4264 -
C:\Users\Admin\AppData\Local\Temp\u3ag.0.exe"C:\Users\Admin\AppData\Local\Temp\u3ag.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:2312 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 21083⤵
- Program crash
PID:2920
-
-
-
C:\Users\Admin\AppData\Local\Temp\u3ag.1.exe"C:\Users\Admin\AppData\Local\Temp\u3ag.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3576 -
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:1452
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4264 -s 11842⤵
- Program crash
PID:2152
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4264 -ip 42641⤵PID:1204
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2312 -ip 23121⤵PID:1924
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
3KB
MD57ec96b90eb3e9968f1dab5e91e92bb13
SHA1fa84016d136496c090dbe86dda5ec7443dd6df72
SHA2564ed50cacd44236c7cdf5cdc6ceb2ad8324ab226bcde543730021fdbc46de8f2e
SHA51244b9915e16835a133aedf91ae8e84abd4b492c23af3d1185428dd0d3cda41596f8623f4382c67f0c4687121c7475eec8ab8fc67ca0929430a3f18c4a7510039c
-
Filesize
231KB
MD56d6e316e6aff81b70218dbb96f2b34e0
SHA1e320424a38cfd7b83473a59c948c4e937c881ee0
SHA25613acc2397bc1d50a9d679443eb7def41878ce745433da8b4f52f5e59635183e0
SHA512f800059686ac9f2ce1eaa04034787f07dd06a718da5a16d0205b5264cc96cf2a9b965c9566b5849194f14b255da8c0cf737a60266e92f142f2a64a884979c519
-
Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954