Analysis
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max time kernel
148s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
10/04/2024, 12:47
Static task
static1
Behavioral task
behavioral1
Sample
a0a84ba89aa26a9f49f6ce7dd92ea4bae389904428977c24370e54156ab8d7c4.exe
Resource
win10v2004-20240226-en
General
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Target
a0a84ba89aa26a9f49f6ce7dd92ea4bae389904428977c24370e54156ab8d7c4.exe
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Size
451KB
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MD5
208f5ea776294ad9eb583955d56c6a16
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SHA1
0ec5bad577e0fcd176e869b4dc4dc36f962a47c2
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SHA256
a0a84ba89aa26a9f49f6ce7dd92ea4bae389904428977c24370e54156ab8d7c4
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SHA512
cb5cb9d4d26651309feb9d7ecf22eb283215c4f2da0959b3307ca36e4ac00c119bf1a400ffea7ad01ba06caa43ee78fdc1397017a27c4fd932ea8c0beeb2f3a1
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SSDEEP
6144:2K0kmZIzM2oYNJ91lVZPWJbINBQd9+TWvJsJGAiibKEnB6JGW0baCiH:4kKIzz9f7lvghJu/igB685iH
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/1964-145-0x0000015D583F0000-0x0000015D5BCE8000-memory.dmp family_zgrat_v1 behavioral1/memory/1964-153-0x0000015D77480000-0x0000015D77590000-memory.dmp family_zgrat_v1 behavioral1/memory/1964-159-0x0000015D762C0000-0x0000015D762E4000-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-1-5-21-557049126-2506969350-2798870634-1000\Control Panel\International\Geo\Nation a0a84ba89aa26a9f49f6ce7dd92ea4bae389904428977c24370e54156ab8d7c4.exe Key value queried \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\Control Panel\International\Geo\Nation u2rc.1.exe Key value queried \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\Control Panel\International\Geo\Nation u2rc.0.exe Key value queried \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\Control Panel\International\Geo\Nation GIIDBGDAFH.exe -
Executes dropped EXE 3 IoCs
pid Process 4872 u2rc.0.exe 3552 u2rc.1.exe 4428 GIIDBGDAFH.exe -
Loads dropped DLL 2 IoCs
pid Process 4872 u2rc.0.exe 4872 u2rc.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 1384 3576 WerFault.exe 84 4184 4872 WerFault.exe 91 -
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 u2rc.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2rc.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u2rc.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 u2rc.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u2rc.0.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1604 PING.EXE -
Suspicious behavior: EnumeratesProcesses 33 IoCs
pid Process 4872 u2rc.0.exe 4872 u2rc.0.exe 4872 u2rc.0.exe 4872 u2rc.0.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1964 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 3552 u2rc.1.exe 3552 u2rc.1.exe 3552 u2rc.1.exe 3552 u2rc.1.exe 3552 u2rc.1.exe 3552 u2rc.1.exe 3552 u2rc.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 3552 u2rc.1.exe 3552 u2rc.1.exe 3552 u2rc.1.exe 3552 u2rc.1.exe 3552 u2rc.1.exe 3552 u2rc.1.exe 3552 u2rc.1.exe -
Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 3576 wrote to memory of 4872 3576 a0a84ba89aa26a9f49f6ce7dd92ea4bae389904428977c24370e54156ab8d7c4.exe 91 PID 3576 wrote to memory of 4872 3576 a0a84ba89aa26a9f49f6ce7dd92ea4bae389904428977c24370e54156ab8d7c4.exe 91 PID 3576 wrote to memory of 4872 3576 a0a84ba89aa26a9f49f6ce7dd92ea4bae389904428977c24370e54156ab8d7c4.exe 91 PID 3576 wrote to memory of 3552 3576 a0a84ba89aa26a9f49f6ce7dd92ea4bae389904428977c24370e54156ab8d7c4.exe 97 PID 3576 wrote to memory of 3552 3576 a0a84ba89aa26a9f49f6ce7dd92ea4bae389904428977c24370e54156ab8d7c4.exe 97 PID 3576 wrote to memory of 3552 3576 a0a84ba89aa26a9f49f6ce7dd92ea4bae389904428977c24370e54156ab8d7c4.exe 97 PID 3552 wrote to memory of 1964 3552 u2rc.1.exe 103 PID 3552 wrote to memory of 1964 3552 u2rc.1.exe 103 PID 4872 wrote to memory of 2908 4872 u2rc.0.exe 105 PID 4872 wrote to memory of 2908 4872 u2rc.0.exe 105 PID 4872 wrote to memory of 2908 4872 u2rc.0.exe 105 PID 2908 wrote to memory of 4428 2908 cmd.exe 109 PID 2908 wrote to memory of 4428 2908 cmd.exe 109 PID 2908 wrote to memory of 4428 2908 cmd.exe 109 PID 4428 wrote to memory of 4476 4428 GIIDBGDAFH.exe 110 PID 4428 wrote to memory of 4476 4428 GIIDBGDAFH.exe 110 PID 4428 wrote to memory of 4476 4428 GIIDBGDAFH.exe 110 PID 4476 wrote to memory of 1604 4476 cmd.exe 112 PID 4476 wrote to memory of 1604 4476 cmd.exe 112 PID 4476 wrote to memory of 1604 4476 cmd.exe 112
Processes
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C:\Users\Admin\AppData\Local\Temp\a0a84ba89aa26a9f49f6ce7dd92ea4bae389904428977c24370e54156ab8d7c4.exe"C:\Users\Admin\AppData\Local\Temp\a0a84ba89aa26a9f49f6ce7dd92ea4bae389904428977c24370e54156ab8d7c4.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3576 -
C:\Users\Admin\AppData\Local\Temp\u2rc.0.exe"C:\Users\Admin\AppData\Local\Temp\u2rc.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:4872 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\GIIDBGDAFH.exe"3⤵
- Suspicious use of WriteProcessMemory
PID:2908 -
C:\Users\Admin\AppData\Local\Temp\GIIDBGDAFH.exe"C:\Users\Admin\AppData\Local\Temp\GIIDBGDAFH.exe"4⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4428 -
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\GIIDBGDAFH.exe5⤵
- Suspicious use of WriteProcessMemory
PID:4476 -
C:\Windows\SysWOW64\PING.EXEping 2.2.2.2 -n 1 -w 30006⤵
- Runs ping.exe
PID:1604
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4872 -s 25883⤵
- Program crash
PID:4184
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C:\Users\Admin\AppData\Local\Temp\u2rc.1.exe"C:\Users\Admin\AppData\Local\Temp\u2rc.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:3552 -
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:1964
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3576 -s 9882⤵
- Program crash
PID:1384
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3576 -ip 35761⤵PID:544
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4872 -ip 48721⤵PID:544
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
3KB
MD51ff398f090bb3288b7c997ea5fab50ec
SHA19a39bcab013c89dc58f53aea61cfcaad27886021
SHA2564434ce37980e34aca8476dbbd2efe22553562c4708169955842751a9591e2502
SHA51234d2d5f77a429f92624a22a3ddd80bee20c613eb87e2d3676045193149b88e11c7f5306ba4381b4347664807f9ef13ce48c1746177661713c2bbc968c07c5dbf
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Filesize
310KB
MD55849f65e2b736bdf0d994c7bb09582ed
SHA17c201922c37f1de826b0c71b7577672d37fc4903
SHA2568ddb5dc347fedf474ad3f0c78502b6d84a862af41304bb23a5b30830edc670b0
SHA51235e36a6f05212181edd9562b0028ba85a255f4ce3133579de3b695c8ac40e92fe3549c6ac81ed25912cf1457071440e992f0d471d103a56400e3bf13740dd6e0
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954