Analysis
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max time kernel
142s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
11-05-2024 09:05
Static task
static1
Behavioral task
behavioral1
Sample
41ea3f6c834aa0a1c508bed3884d25a76cbbc0d93815df7e54217e7233b77364.exe
Resource
win10v2004-20240226-en
General
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Target
41ea3f6c834aa0a1c508bed3884d25a76cbbc0d93815df7e54217e7233b77364.exe
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Size
387KB
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MD5
3629b3a7026f31b3eb4cf9b5ca4ebe8b
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SHA1
3b75d1a8b595c46ee87d0f040d2cb54231a7f992
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SHA256
41ea3f6c834aa0a1c508bed3884d25a76cbbc0d93815df7e54217e7233b77364
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SHA512
6867478b64c35e32f5d7ba58e08a53c503780126dc86f0e4cb273d520938b41a5504304fed4b973765abfc68967487fb8ad8c8363ed01dfa7a87954ec1742ae4
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SSDEEP
6144:HclsoLz0jzrOMX0kEwzU31zImLUKkOFyV9WYpcAjTPK:Hclso/0PriWi1zImobQ+XPK
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/2424-151-0x000002003D210000-0x0000020040A44000-memory.dmp family_zgrat_v1 behavioral1/memory/2424-153-0x000002005B270000-0x000002005B37A000-memory.dmp family_zgrat_v1 behavioral1/memory/2424-157-0x000002005B040000-0x000002005B064000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation ui4.1.exe Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 41ea3f6c834aa0a1c508bed3884d25a76cbbc0d93815df7e54217e7233b77364.exe -
Executes dropped EXE 2 IoCs
pid Process 3952 ui4.0.exe 4968 ui4.1.exe -
Loads dropped DLL 2 IoCs
pid Process 3952 ui4.0.exe 3952 ui4.0.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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Program crash 2 IoCs
pid pid_target Process procid_target 2604 652 WerFault.exe 89 1568 3952 WerFault.exe 90 -
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 ui4.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ui4.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ui4.1.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 ui4.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ui4.0.exe -
Suspicious behavior: EnumeratesProcesses 44 IoCs
pid Process 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 3952 ui4.0.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2424 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 4968 ui4.1.exe 4968 ui4.1.exe 4968 ui4.1.exe 4968 ui4.1.exe 4968 ui4.1.exe 4968 ui4.1.exe 4968 ui4.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 4968 ui4.1.exe 4968 ui4.1.exe 4968 ui4.1.exe 4968 ui4.1.exe 4968 ui4.1.exe 4968 ui4.1.exe 4968 ui4.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 652 wrote to memory of 3952 652 41ea3f6c834aa0a1c508bed3884d25a76cbbc0d93815df7e54217e7233b77364.exe 90 PID 652 wrote to memory of 3952 652 41ea3f6c834aa0a1c508bed3884d25a76cbbc0d93815df7e54217e7233b77364.exe 90 PID 652 wrote to memory of 3952 652 41ea3f6c834aa0a1c508bed3884d25a76cbbc0d93815df7e54217e7233b77364.exe 90 PID 652 wrote to memory of 4968 652 41ea3f6c834aa0a1c508bed3884d25a76cbbc0d93815df7e54217e7233b77364.exe 92 PID 652 wrote to memory of 4968 652 41ea3f6c834aa0a1c508bed3884d25a76cbbc0d93815df7e54217e7233b77364.exe 92 PID 652 wrote to memory of 4968 652 41ea3f6c834aa0a1c508bed3884d25a76cbbc0d93815df7e54217e7233b77364.exe 92 PID 4968 wrote to memory of 2424 4968 ui4.1.exe 107 PID 4968 wrote to memory of 2424 4968 ui4.1.exe 107
Processes
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C:\Users\Admin\AppData\Local\Temp\41ea3f6c834aa0a1c508bed3884d25a76cbbc0d93815df7e54217e7233b77364.exe"C:\Users\Admin\AppData\Local\Temp\41ea3f6c834aa0a1c508bed3884d25a76cbbc0d93815df7e54217e7233b77364.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:652 -
C:\Users\Admin\AppData\Local\Temp\ui4.0.exe"C:\Users\Admin\AppData\Local\Temp\ui4.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3952 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3952 -s 23563⤵
- Program crash
PID:1568
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C:\Users\Admin\AppData\Local\Temp\ui4.1.exe"C:\Users\Admin\AppData\Local\Temp\ui4.1.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:4968 -
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:2424
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 652 -s 15162⤵
- Program crash
PID:2604
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 652 -ip 6521⤵PID:1132
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=3156 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:31⤵PID:3516
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3528 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:81⤵PID:3920
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3952 -ip 39521⤵PID:5104
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
11KB
MD5a33e5b189842c5867f46566bdbf7a095
SHA1e1c06359f6a76da90d19e8fd95e79c832edb3196
SHA2565abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454
SHA512f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b
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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
2B
MD5d751713988987e9331980363e24189ce
SHA197d170e1550eee4afc0af065b78cda302a97674c
SHA2564f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
SHA512b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
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Filesize
40B
MD520d4b8fa017a12a108c87f540836e250
SHA11ac617fac131262b6d3ce1f52f5907e31d5f6f00
SHA2566028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d
SHA512507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856
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Filesize
245KB
MD5e975a0eae2991f1e4c995d7a4e3ffd79
SHA190ca4c9586bf9d7a19312228b1fbba7dace29fc4
SHA256b00335a75190fd3b930329adf19c93b483975cb24cc056bea62b0ef359abe3fa
SHA512843e70b2ed07a7487c45471999cf521dd6d9e2049be013c2e57f0d6e14dfbda9cb97a324413d8bdcd13d3bf6e8f484f2ab89a541c92550f430d081e2434c919a
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954