Analysis
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max time kernel
150s -
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
09/04/2024, 02:09
Static task
static1
Behavioral task
behavioral1
Sample
c173cfcb0adfa3013a398638789bf4350601cce0e1c55a456d98311543062f82.exe
Resource
win7-20240221-en
General
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Target
c173cfcb0adfa3013a398638789bf4350601cce0e1c55a456d98311543062f82.exe
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Size
445KB
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MD5
51e5979460e5a9dc941c03bc76cc3855
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SHA1
87e5501bbc72be1d0b763acec9bf08c9db26a8d1
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SHA256
c173cfcb0adfa3013a398638789bf4350601cce0e1c55a456d98311543062f82
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SHA512
a690fe8eb9fe96aa0470ba14a0468ff9fe8a9573ae37617240f04d0ef0f77910cf09776cd8814638e6fe741e126d0b1b20c667b676ea3d3721affa57d281ba1e
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SSDEEP
12288:f9zyluCg7RvcQ7tZRsuPE16N0N9k9ptHMF:PCg7RvcKKnitHMF
Malware Config
Extracted
stealc
http://185.172.128.209
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url_path
/3cd2b41cbde8fc9c.php
Signatures
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Detect ZGRat V1 3 IoCs
resource yara_rule behavioral2/memory/368-137-0x000002B7689E0000-0x000002B76C2D8000-memory.dmp family_zgrat_v1 behavioral2/memory/368-140-0x000002B76FA00000-0x000002B76FB10000-memory.dmp family_zgrat_v1 behavioral2/memory/368-144-0x000002B76F5D0000-0x000002B76F5F4000-memory.dmp family_zgrat_v1 -
Detect binaries embedding considerable number of MFA browser extension IDs. 4 IoCs
resource yara_rule behavioral2/memory/3836-122-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/3836-138-0x0000000000900000-0x0000000000A00000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/368-139-0x000002B76F630000-0x000002B76F640000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs behavioral2/memory/3836-196-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs -
Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 4 IoCs
resource yara_rule behavioral2/memory/3836-122-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/3836-138-0x0000000000900000-0x0000000000A00000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/368-139-0x000002B76F630000-0x000002B76F640000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs behavioral2/memory/3836-196-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 2 IoCs
resource yara_rule behavioral2/memory/3836-122-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers behavioral2/memory/3836-196-0x0000000000400000-0x000000000063B000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects encrypted or obfuscated .NET executables 1 IoCs
resource yara_rule behavioral2/memory/368-137-0x000002B7689E0000-0x000002B76C2D8000-memory.dmp INDICATOR_EXE_DotNET_Encrypted -
Downloads MZ/PE file
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Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation c173cfcb0adfa3013a398638789bf4350601cce0e1c55a456d98311543062f82.exe Key value queried \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation u3es.1.exe Key value queried \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation u3es.0.exe Key value queried \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation JDGIIDHJEB.exe -
Executes dropped EXE 3 IoCs
pid Process 3836 u3es.0.exe 4460 u3es.1.exe 3500 JDGIIDHJEB.exe -
Loads dropped DLL 2 IoCs
pid Process 3836 u3es.0.exe 3836 u3es.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 1 IoCs
pid pid_target Process procid_target 2660 3836 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 u3es.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3es.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u3es.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 u3es.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u3es.0.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1600 PING.EXE -
Suspicious behavior: EnumeratesProcesses 30 IoCs
pid Process 3836 u3es.0.exe 3836 u3es.0.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3836 u3es.0.exe 3836 u3es.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 368 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 4460 u3es.1.exe 4460 u3es.1.exe 4460 u3es.1.exe 4460 u3es.1.exe 4460 u3es.1.exe 4460 u3es.1.exe 4460 u3es.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 4460 u3es.1.exe 4460 u3es.1.exe 4460 u3es.1.exe 4460 u3es.1.exe 4460 u3es.1.exe 4460 u3es.1.exe 4460 u3es.1.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 4420 wrote to memory of 3836 4420 c173cfcb0adfa3013a398638789bf4350601cce0e1c55a456d98311543062f82.exe 90 PID 4420 wrote to memory of 3836 4420 c173cfcb0adfa3013a398638789bf4350601cce0e1c55a456d98311543062f82.exe 90 PID 4420 wrote to memory of 3836 4420 c173cfcb0adfa3013a398638789bf4350601cce0e1c55a456d98311543062f82.exe 90 PID 4420 wrote to memory of 4460 4420 c173cfcb0adfa3013a398638789bf4350601cce0e1c55a456d98311543062f82.exe 92 PID 4420 wrote to memory of 4460 4420 c173cfcb0adfa3013a398638789bf4350601cce0e1c55a456d98311543062f82.exe 92 PID 4420 wrote to memory of 4460 4420 c173cfcb0adfa3013a398638789bf4350601cce0e1c55a456d98311543062f82.exe 92 PID 4460 wrote to memory of 368 4460 u3es.1.exe 101 PID 4460 wrote to memory of 368 4460 u3es.1.exe 101 PID 3836 wrote to memory of 1248 3836 u3es.0.exe 103 PID 3836 wrote to memory of 1248 3836 u3es.0.exe 103 PID 3836 wrote to memory of 1248 3836 u3es.0.exe 103 PID 1248 wrote to memory of 3500 1248 cmd.exe 107 PID 1248 wrote to memory of 3500 1248 cmd.exe 107 PID 1248 wrote to memory of 3500 1248 cmd.exe 107 PID 3500 wrote to memory of 3076 3500 JDGIIDHJEB.exe 109 PID 3500 wrote to memory of 3076 3500 JDGIIDHJEB.exe 109 PID 3500 wrote to memory of 3076 3500 JDGIIDHJEB.exe 109 PID 3076 wrote to memory of 1600 3076 cmd.exe 111 PID 3076 wrote to memory of 1600 3076 cmd.exe 111 PID 3076 wrote to memory of 1600 3076 cmd.exe 111
Processes
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C:\Users\Admin\AppData\Local\Temp\c173cfcb0adfa3013a398638789bf4350601cce0e1c55a456d98311543062f82.exe"C:\Users\Admin\AppData\Local\Temp\c173cfcb0adfa3013a398638789bf4350601cce0e1c55a456d98311543062f82.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4420 -
C:\Users\Admin\AppData\Local\Temp\u3es.0.exe"C:\Users\Admin\AppData\Local\Temp\u3es.0.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3836 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\JDGIIDHJEB.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:1248 -
C:\Users\Admin\AppData\Local\Temp\JDGIIDHJEB.exe"C:\Users\Admin\AppData\Local\Temp\JDGIIDHJEB.exe"4⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3500 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\JDGIIDHJEB.exe5⤵
- Suspicious use of WriteProcessMemory
PID:3076 -
C:\Windows\SysWOW64\PING.EXEping 2.2.2.2 -n 1 -w 30006⤵
- Runs ping.exe
PID:1600
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3836 -s 23603⤵
- Program crash
PID:2660
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C:\Users\Admin\AppData\Local\Temp\u3es.1.exe"C:\Users\Admin\AppData\Local\Temp\u3es.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:4460 -
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:368
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3836 -ip 38361⤵PID:4960
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
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
106KB
MD5fe380780b5c35bd6d54541791151c2be
SHA17fe3a583cf91474c733f85cebf3c857682e269e1
SHA256b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53
SHA512ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c
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Filesize
273KB
MD57d94aad41d8930346ffdb5967eea4171
SHA14bb4649a8e73946e356dd6710d1a21cc3e3cdeba
SHA2567d763bbd8f2c9e84c655e757000dc74dc0f2f9fe12b13bc6a1271288de4daf59
SHA51232b88906f3caa345d2ccaae95be097944bfadca630d5bf4f5c717ebf7cd7acac9925361d3ec4db4fd8fa6bf86f898d4b7c86f8e7fdfdf74a65eb030be9fe8b74
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954