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Analysis
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max time kernel
131s -
max time network
135s -
platform
windows11-21h2_x64 -
resource
win11-20240419-en -
resource tags
arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system -
submitted
10/05/2024, 12:41
Static task
static1
Behavioral task
behavioral1
Sample
024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7.exe
Resource
win10v2004-20240508-en
General
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Target
024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7.exe
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Size
373KB
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MD5
bb7186f669b8baa6359579c50099ea00
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SHA1
b1e025206731183d3798e45a65805c7c4e5f02dc
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SHA256
024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7
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SHA512
2f8800121851d33eb442833127907ac5705405a89ad5c2e92f5498662ffb1792336c757e8858a05688b3490248e44c9ad80fae59791d294faf366e5166c3e414
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SSDEEP
6144:Xm7tnXHiPWJ/b1ZPB66To26pxlW0BmbtKjCouJJtqOCFgqIt0TtMV:Xm7tnyOtb1ZZ66TrbqiIFGqmV
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 behavioral2/memory/5036-127-0x000002039A8A0000-0x000002039E0D4000-memory.dmp family_zgrat_v1 behavioral2/memory/5036-137-0x00000203B88E0000-0x00000203B89EA000-memory.dmp family_zgrat_v1 behavioral2/memory/5036-141-0x00000203B8730000-0x00000203B8754000-memory.dmp family_zgrat_v1 -
Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 3972 ubw.0.exe 396 ubw.1.exe -
Loads dropped DLL 2 IoCs
pid Process 3972 ubw.0.exe 3972 ubw.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 416 428 WerFault.exe 79 1940 3972 WerFault.exe 81 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ubw.1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ubw.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI ubw.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 ubw.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ubw.0.exe -
Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 3972 ubw.0.exe 3972 ubw.0.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5036 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 396 ubw.1.exe 396 ubw.1.exe 396 ubw.1.exe 396 ubw.1.exe 396 ubw.1.exe 396 ubw.1.exe 396 ubw.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 396 ubw.1.exe 396 ubw.1.exe 396 ubw.1.exe 396 ubw.1.exe 396 ubw.1.exe 396 ubw.1.exe 396 ubw.1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 428 wrote to memory of 3972 428 024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7.exe 81 PID 428 wrote to memory of 3972 428 024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7.exe 81 PID 428 wrote to memory of 3972 428 024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7.exe 81 PID 428 wrote to memory of 396 428 024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7.exe 84 PID 428 wrote to memory of 396 428 024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7.exe 84 PID 428 wrote to memory of 396 428 024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7.exe 84 PID 396 wrote to memory of 5036 396 ubw.1.exe 90 PID 396 wrote to memory of 5036 396 ubw.1.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7.exe"C:\Users\Admin\AppData\Local\Temp\024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:428 -
C:\Users\Admin\AppData\Local\Temp\ubw.0.exe"C:\Users\Admin\AppData\Local\Temp\ubw.0.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3972 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3972 -s 23723⤵
- Program crash
PID:1940
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C:\Users\Admin\AppData\Local\Temp\ubw.1.exe"C:\Users\Admin\AppData\Local\Temp\ubw.1.exe"2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:396 -
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:5036
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 15242⤵
- Program crash
PID:416
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 428 -ip 4281⤵PID:4980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3972 -ip 39721⤵PID:1012
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
231KB
MD5879b731bc25ad06eea7282496b49363e
SHA1b8d419721f28e130cce781e5968f40ac2c5e7456
SHA256ab5ad9f5fd8938c963a1602539d2409a514f26e8263b9f424b3a79fc3632f98f
SHA5126c69b11027063f24ee98c7202b4a8fd8c0cf023f4819231710c93707d2624127b41b8337f7a7e7de45d8c9b2b9ecf8e7c469b47ab1916c6468ab439a038b06c2
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954