Analysis
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max time kernel
125s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
03/04/2024, 10:13
Static task
static1
Behavioral task
behavioral1
Sample
4ebc04dc3b80947ba0da846dc72f5f70fc8bed7dade2cd91540ab374219e866f.exe
Resource
win10v2004-20240226-en
General
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Target
4ebc04dc3b80947ba0da846dc72f5f70fc8bed7dade2cd91540ab374219e866f.exe
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Size
430KB
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MD5
53dd8034407bbbf1557c704c4094cb34
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SHA1
1fd38f2aa8ef7b2cc15a2e96eda28c64b0726b5a
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SHA256
4ebc04dc3b80947ba0da846dc72f5f70fc8bed7dade2cd91540ab374219e866f
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SHA512
083c0c6ee42ae39935e9f45ef500d82ba52eb868a51a8858c2b73466f71e5082b2606b5173c4ca58f90797b560d37d8ea5252f2daabce21d208ed8683bf37403
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SSDEEP
6144:bRogLY4nz1fLCkyz7eqPugFfw3HpRcm0yvV4Z+FzA6hjwQS/HlBTiEI:bRPnz1ukyzaqWgFwJymXvVvbkz/riEI
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 behavioral1/memory/1432-138-0x0000014B60270000-0x0000014B63B68000-memory.dmp family_zgrat_v1 behavioral1/memory/1432-140-0x0000014B7E4A0000-0x0000014B7E5B0000-memory.dmp family_zgrat_v1 behavioral1/memory/1432-144-0x0000014B7E110000-0x0000014B7E134000-memory.dmp family_zgrat_v1 -
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-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation 4ebc04dc3b80947ba0da846dc72f5f70fc8bed7dade2cd91540ab374219e866f.exe Key value queried \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation u198.1.exe Key value queried \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation u198.0.exe Key value queried \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation CBGCBGCAFI.exe -
Executes dropped EXE 3 IoCs
pid Process 4988 u198.0.exe 4404 u198.1.exe 712 CBGCBGCAFI.exe -
Loads dropped DLL 2 IoCs
pid Process 4988 u198.0.exe 4988 u198.0.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 2388 1628 WerFault.exe 84 4908 4988 WerFault.exe 89 -
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 u198.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u198.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u198.1.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 u198.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u198.0.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2060 PING.EXE -
Suspicious behavior: EnumeratesProcesses 30 IoCs
pid Process 4988 u198.0.exe 4988 u198.0.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 4988 u198.0.exe 4988 u198.0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1432 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 4404 u198.1.exe 4404 u198.1.exe 4404 u198.1.exe 4404 u198.1.exe 4404 u198.1.exe 4404 u198.1.exe 4404 u198.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 4404 u198.1.exe 4404 u198.1.exe 4404 u198.1.exe 4404 u198.1.exe 4404 u198.1.exe 4404 u198.1.exe 4404 u198.1.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 1628 wrote to memory of 4988 1628 4ebc04dc3b80947ba0da846dc72f5f70fc8bed7dade2cd91540ab374219e866f.exe 89 PID 1628 wrote to memory of 4988 1628 4ebc04dc3b80947ba0da846dc72f5f70fc8bed7dade2cd91540ab374219e866f.exe 89 PID 1628 wrote to memory of 4988 1628 4ebc04dc3b80947ba0da846dc72f5f70fc8bed7dade2cd91540ab374219e866f.exe 89 PID 1628 wrote to memory of 4404 1628 4ebc04dc3b80947ba0da846dc72f5f70fc8bed7dade2cd91540ab374219e866f.exe 93 PID 1628 wrote to memory of 4404 1628 4ebc04dc3b80947ba0da846dc72f5f70fc8bed7dade2cd91540ab374219e866f.exe 93 PID 1628 wrote to memory of 4404 1628 4ebc04dc3b80947ba0da846dc72f5f70fc8bed7dade2cd91540ab374219e866f.exe 93 PID 4404 wrote to memory of 1432 4404 u198.1.exe 103 PID 4404 wrote to memory of 1432 4404 u198.1.exe 103 PID 4988 wrote to memory of 3272 4988 u198.0.exe 106 PID 4988 wrote to memory of 3272 4988 u198.0.exe 106 PID 4988 wrote to memory of 3272 4988 u198.0.exe 106 PID 3272 wrote to memory of 712 3272 cmd.exe 110 PID 3272 wrote to memory of 712 3272 cmd.exe 110 PID 3272 wrote to memory of 712 3272 cmd.exe 110 PID 712 wrote to memory of 2552 712 CBGCBGCAFI.exe 111 PID 712 wrote to memory of 2552 712 CBGCBGCAFI.exe 111 PID 712 wrote to memory of 2552 712 CBGCBGCAFI.exe 111 PID 2552 wrote to memory of 2060 2552 cmd.exe 113 PID 2552 wrote to memory of 2060 2552 cmd.exe 113 PID 2552 wrote to memory of 2060 2552 cmd.exe 113
Processes
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C:\Users\Admin\AppData\Local\Temp\4ebc04dc3b80947ba0da846dc72f5f70fc8bed7dade2cd91540ab374219e866f.exe"C:\Users\Admin\AppData\Local\Temp\4ebc04dc3b80947ba0da846dc72f5f70fc8bed7dade2cd91540ab374219e866f.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Users\Admin\AppData\Local\Temp\u198.0.exe"C:\Users\Admin\AppData\Local\Temp\u198.0.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:4988 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CBGCBGCAFI.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:3272 -
C:\Users\Admin\AppData\Local\Temp\CBGCBGCAFI.exe"C:\Users\Admin\AppData\Local\Temp\CBGCBGCAFI.exe"4⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:712 -
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\CBGCBGCAFI.exe5⤵
- Suspicious use of WriteProcessMemory
PID:2552 -
C:\Windows\SysWOW64\PING.EXEping 2.2.2.2 -n 1 -w 30006⤵
- Runs ping.exe
PID:2060
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4988 -s 23243⤵
- Program crash
PID:4908
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C:\Users\Admin\AppData\Local\Temp\u198.1.exe"C:\Users\Admin\AppData\Local\Temp\u198.1.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:4404 -
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:1432
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 10042⤵
- Program crash
PID:2388
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1628 -ip 16281⤵PID:4020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4988 -ip 49881⤵PID:2436
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
106KB
MD5fe380780b5c35bd6d54541791151c2be
SHA17fe3a583cf91474c733f85cebf3c857682e269e1
SHA256b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53
SHA512ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c
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Filesize
288KB
MD551e3ef0a1d7922b7f8a12d2f71884f1a
SHA1c4d962755aff62b1645e930e516fed964dfe2d78
SHA25634567116a4502f378362327e1cde0dcaed0cee3c62f9fa651e8d52d44e49e54e
SHA512e1c6413dbb16434372afcb99c068971ef5a72243768488e93adb915f32c3850f7e34ecb1967b669e2bd658ff7f1e185c009bc7caff8753cc5ba42910145575f7
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954