Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-02-2025 15:00
Static task
static1
Behavioral task
behavioral1
Sample
rCRW51901537.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
rCRW51901537.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20250129-en
General
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Target
rCRW51901537.exe
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Size
903KB
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MD5
5e61c03c8a975e86e792bfa3f671ba64
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SHA1
63ce77c1135445358dfae6f106e964546fdc025d
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SHA256
ea08fba535ff837c953efbd7e664aa22bec2f4784d2d66e3dea3b357b705d973
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SHA512
fe51514c8b8563b6e32a4369fab1d3f5af840768cdad3cd5887fbde5a9e47ac9edec446e2776fa3f998d71977fe8034e1da5069684389f6073ce78d910dedb20
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SSDEEP
24576:Xiln2+hjdsfdMks3KgZ32Z8ImwIQSEab+W0Ab:Xonzds1MkkKBZ8I1RSTb+m
Malware Config
Extracted
azorult
http://kb1u.icu/GI341/index.php
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Azorult family
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 3680 powershell.exe -
Loads dropped DLL 5 IoCs
pid Process 2304 rCRW51901537.exe 3560 msiexec.exe 3560 msiexec.exe 3560 msiexec.exe 3560 msiexec.exe -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook msiexec.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook msiexec.exe Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook msiexec.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Blocklisted process makes network request 3 IoCs
flow pid Process 17 3560 msiexec.exe 21 3560 msiexec.exe 24 3560 msiexec.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 3560 msiexec.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3680 powershell.exe 3560 msiexec.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msiexec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rCRW51901537.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 msiexec.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString msiexec.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1420 timeout.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 3680 powershell.exe 3680 powershell.exe 3680 powershell.exe 3680 powershell.exe 3680 powershell.exe 3680 powershell.exe 3680 powershell.exe 3680 powershell.exe 3680 powershell.exe 3560 msiexec.exe 3560 msiexec.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3680 powershell.exe -
Suspicious use of AdjustPrivilegeToken 22 IoCs
description pid Process Token: SeDebugPrivilege 3680 powershell.exe Token: SeIncreaseQuotaPrivilege 3680 powershell.exe Token: SeSecurityPrivilege 3680 powershell.exe Token: SeTakeOwnershipPrivilege 3680 powershell.exe Token: SeLoadDriverPrivilege 3680 powershell.exe Token: SeSystemProfilePrivilege 3680 powershell.exe Token: SeSystemtimePrivilege 3680 powershell.exe Token: SeProfSingleProcessPrivilege 3680 powershell.exe Token: SeIncBasePriorityPrivilege 3680 powershell.exe Token: SeCreatePagefilePrivilege 3680 powershell.exe Token: SeBackupPrivilege 3680 powershell.exe Token: SeRestorePrivilege 3680 powershell.exe Token: SeShutdownPrivilege 3680 powershell.exe Token: SeDebugPrivilege 3680 powershell.exe Token: SeSystemEnvironmentPrivilege 3680 powershell.exe Token: SeRemoteShutdownPrivilege 3680 powershell.exe Token: SeUndockPrivilege 3680 powershell.exe Token: SeManageVolumePrivilege 3680 powershell.exe Token: 33 3680 powershell.exe Token: 34 3680 powershell.exe Token: 35 3680 powershell.exe Token: 36 3680 powershell.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 2304 wrote to memory of 3680 2304 rCRW51901537.exe 82 PID 2304 wrote to memory of 3680 2304 rCRW51901537.exe 82 PID 2304 wrote to memory of 3680 2304 rCRW51901537.exe 82 PID 3680 wrote to memory of 3560 3680 powershell.exe 88 PID 3680 wrote to memory of 3560 3680 powershell.exe 88 PID 3680 wrote to memory of 3560 3680 powershell.exe 88 PID 3680 wrote to memory of 3560 3680 powershell.exe 88 PID 3560 wrote to memory of 4708 3560 msiexec.exe 92 PID 3560 wrote to memory of 4708 3560 msiexec.exe 92 PID 3560 wrote to memory of 4708 3560 msiexec.exe 92 PID 4708 wrote to memory of 1420 4708 cmd.exe 94 PID 4708 wrote to memory of 1420 4708 cmd.exe 94 PID 4708 wrote to memory of 1420 4708 cmd.exe 94 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook msiexec.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook msiexec.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\rCRW51901537.exe"C:\Users\Admin\AppData\Local\Temp\rCRW51901537.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2304 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell.exe -windowstyle hidden "$Ideographic=gc -raw 'C:\Users\Admin\AppData\Local\Discernibly\lagringsformers\kasusbjning\Degaardenes179\Bloter.Ino';$Reigned=$Ideographic.SubString(70797,3);.$Reigned($Ideographic) "2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3680 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\SysWOW64\msiexec.exe"3⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Blocklisted process makes network request
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:3560 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "msiexec.exe"4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4708 -
C:\Windows\SysWOW64\timeout.exeC:\Windows\system32\timeout.exe 35⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:1420
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
69KB
MD56014f135c70000e298e0db477511f118
SHA109816ac572362b5b8b99946bc77815f85af14742
SHA2568736d2fbd8ad45de52677232861949706cf5228ca552528e3d06c69a9d9a9c43
SHA512a0186d72b75495c129eaed7de58d9dcc4e5b014ee7443832f7096b774a11e9f750dfa2d52ee722043c39fd737c29e67e7db83a6d12ba9963ec9606cbacefddb4
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Filesize
330KB
MD5529168e0d643f9e886ee9a00c8966f2d
SHA19d2d48835b72257c738d249d427bef89428570fa
SHA2566660faeaea36440ab9ed699c4eab850d313e2d08ccc6e3eecb67b1b80fc0fcdc
SHA512f868d35859b53e2483f71a14f9354761c85edd47a120059e92ee150f4f72a15094c60da66e3ef2c202c95420f222ec0f08b378dc58275ed710a5601b9e65f4aa
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Filesize
17KB
MD5ff66a9c96e345d70d38cc3a3abb6aaf6
SHA14983d3dc65bb245e9ba5b5777a75faccc2b76459
SHA25603c46abaa1a37f0998ebb5da7ee3cad386037de6821958f1c7517ed10f7a846a
SHA51236f25fcd0af78503a951f953bb65632735148902f5cf59aedfee2b74d649e57498f8ac047046448939aeed16539895746621fa91b489061be1219746921696f3
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Filesize
135KB
MD59e682f1eb98a9d41468fc3e50f907635
SHA185e0ceca36f657ddf6547aa0744f0855a27527ee
SHA256830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d
SHA512230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed
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Filesize
429KB
MD5109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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Filesize
1.2MB
MD5556ea09421a0f74d31c4c0a89a70dc23
SHA1f739ba9b548ee64b13eb434a3130406d23f836e3
SHA256f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb
SHA5122481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2
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Filesize
81KB
MD57587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
6KB
MD5b55f7f1b17c39018910c23108f929082
SHA11601f1cc0d0d6bcf35799b7cd15550cd01556172
SHA256c4c6fe032f3cd8b31528d7b99661f85ee22cb78746aee98ec568431d4f5043f7
SHA512d652f2b09396ef7b9181996c4700b25840ceaa6c1c10080a55ce3db4c25d8d85f00a21e747f9d14a3374be4cdd4ea829a18d7de9b27b13b5e304447f3e9268fa