Analysis
-
max time kernel
140s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
07-05-2024 23:28
Static task
static1
Behavioral task
behavioral1
Sample
f01a499488f8cea475a567c2271de944982be8b32877359a0fe67429628436ff.exe
Resource
win10v2004-20240419-en
General
-
Target
f01a499488f8cea475a567c2271de944982be8b32877359a0fe67429628436ff.exe
-
Size
404KB
-
MD5
691478d9a39c2d411d59ad4259f24692
-
SHA1
53b57bfa5ebd35f798a27f8bd3d2dc366602bc5e
-
SHA256
f01a499488f8cea475a567c2271de944982be8b32877359a0fe67429628436ff
-
SHA512
8f6611e1adf3e7acf314ffd1a706cb36c5aad2cc82936b60dc474adb691be5f12934369b3b943c9139723a7e665e7067cf1a432e69335785b72b3540594c91f1
-
SSDEEP
6144:zFnmGM8FncD84WsYk8WPdFZ+V3zu4NfCWXmCL/AvBFIUHf1:z5mLrD8xgzJu3zu4Nf5XmiUOw1
Malware Config
Extracted
stealc
http://185.172.128.150
-
url_path
/c698e1bc8a2f5e6d.php
Signatures
-
Detect ZGRat V1 3 IoCs
resource yara_rule behavioral1/memory/1448-63-0x0000020D98700000-0x0000020D9BF34000-memory.dmp family_zgrat_v1 behavioral1/memory/1448-97-0x0000020DB6900000-0x0000020DB6A0A000-memory.dmp family_zgrat_v1 behavioral1/memory/1448-104-0x0000020DB6500000-0x0000020DB6524000-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.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation f01a499488f8cea475a567c2271de944982be8b32877359a0fe67429628436ff.exe Key value queried \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation u3ew.1.exe -
Executes dropped EXE 2 IoCs
pid Process 4216 u3ew.0.exe 8 u3ew.1.exe -
Loads dropped DLL 2 IoCs
pid Process 4216 u3ew.0.exe 4216 u3ew.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 4868 4424 WerFault.exe 82 3924 4216 WerFault.exe 97 -
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 u3ew.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3ew.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3ew.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 u3ew.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u3ew.0.exe -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4216 u3ew.0.exe 4216 u3ew.0.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4216 u3ew.0.exe 4216 u3ew.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1448 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 8 u3ew.1.exe 8 u3ew.1.exe 8 u3ew.1.exe 8 u3ew.1.exe 8 u3ew.1.exe 8 u3ew.1.exe 8 u3ew.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 8 u3ew.1.exe 8 u3ew.1.exe 8 u3ew.1.exe 8 u3ew.1.exe 8 u3ew.1.exe 8 u3ew.1.exe 8 u3ew.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4424 wrote to memory of 4216 4424 f01a499488f8cea475a567c2271de944982be8b32877359a0fe67429628436ff.exe 97 PID 4424 wrote to memory of 4216 4424 f01a499488f8cea475a567c2271de944982be8b32877359a0fe67429628436ff.exe 97 PID 4424 wrote to memory of 4216 4424 f01a499488f8cea475a567c2271de944982be8b32877359a0fe67429628436ff.exe 97 PID 4424 wrote to memory of 8 4424 f01a499488f8cea475a567c2271de944982be8b32877359a0fe67429628436ff.exe 99 PID 4424 wrote to memory of 8 4424 f01a499488f8cea475a567c2271de944982be8b32877359a0fe67429628436ff.exe 99 PID 4424 wrote to memory of 8 4424 f01a499488f8cea475a567c2271de944982be8b32877359a0fe67429628436ff.exe 99 PID 8 wrote to memory of 1448 8 u3ew.1.exe 104 PID 8 wrote to memory of 1448 8 u3ew.1.exe 104
Processes
-
C:\Users\Admin\AppData\Local\Temp\f01a499488f8cea475a567c2271de944982be8b32877359a0fe67429628436ff.exe"C:\Users\Admin\AppData\Local\Temp\f01a499488f8cea475a567c2271de944982be8b32877359a0fe67429628436ff.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4424 -
C:\Users\Admin\AppData\Local\Temp\u3ew.0.exe"C:\Users\Admin\AppData\Local\Temp\u3ew.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4216 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4216 -s 24163⤵
- Program crash
PID:3924
-
-
-
C:\Users\Admin\AppData\Local\Temp\u3ew.1.exe"C:\Users\Admin\AppData\Local\Temp\u3ew.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:8 -
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:1448
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4424 -s 15282⤵
- Program crash
PID:4868
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4424 -ip 44241⤵PID:1968
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4216 -ip 42161⤵PID:2940
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
MD5f252ae6cee3b528cc23d88b029e6ade7
SHA13f9e3735cacda9c7ced0ddcd7872caa0abc5b62a
SHA2562c28e8865e086cab6bfa273c893cb7e854a6eb4149b683f609904849dd40e6ba
SHA5123bab69485e6dcd0d3e89f9f8f96b76ce251e581753342aea4bea0469415cc30c449b07919e5f28d4606e9b8d3538c842269e7ba331b880840cb63388c9a64c4e
-
Filesize
262KB
MD5f0dac37ebcbdf6049fdaddd88f555fe2
SHA16f0195060249777d77c38622b1c3b0fd7cbc1dfd
SHA25603402214ff5c205ad0bcb67ee7785ff2a438f98cb1994ef5454f49115b3e1a3d
SHA51201862013d331209241812d0b4109db84fede0c8f245af2a718acd1e8925e01b2206ca8987ffb40b6bb2581b27cbcde71e77898c0eb9f1ba6a97e797e915a2239
-
Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954