Analysis
-
max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
19/10/2022, 22:41
Static task
static1
Behavioral task
behavioral1
Sample
67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe
Resource
win10v2004-20220901-en
General
-
Target
67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe
-
Size
169KB
-
MD5
a0aa8d4724a729e2accfedcd92005470
-
SHA1
a671452148514f84dcff501bdf8131296545eeca
-
SHA256
67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80
-
SHA512
f466e5a2b1bad2ca5193d12b7b67b4325d10aa9ffb8cfc08a180e0fb64cb3131bd403102c6fb8197925b72854bcac1d3c8c2a71278cd500bf4bbfd0676b22d18
-
SSDEEP
3072:G7oC/1oeGSImNOPtgIZ6f7gTZ20tZV/7eJDmeGhlnwvnb88fbTMA4Uepu0wupgK:G7oCyeR7gtHZyWZ20Z7MmPh6zbTMA4dZ
Malware Config
Extracted
pony
http://mg1lz2fzd.mdutmdu.in/p/image.php
http://mw1lz2fzd.mdutmdu.in/p/image.php
http://mm1lz2fzd.mdutmdu.in/p/image.php
http://m21lz2fzd.mdutmdu.in/p/image.php
http://ng1lz2fzd.mdutmdu.in/p/image.php
http://nw1lz2fzd.mdutmdu.in/p/image.php
http://nm1lz2fzd.mdutmdu.in/p/image.php
http://n21lz2fzd.mdutmdu.in/p/image.php
http://og1lz2fzd.mdutmdu.in/p/image.php
http://ow1lz2fzd.mdutmdu.in/p/image.php
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 1684 sysinrsc.exe -
Deletes itself 1 IoCs
pid Process 1064 cmd.exe -
Loads dropped DLL 1 IoCs
pid Process 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts sysinrsc.exe -
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook sysinrsc.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run sysinrsc.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\SYS_UPDATE_12072014 = "C:\\Users\\Admin\\AppData\\Roaming\\WinRAR\\sysinrsc.exe" sysinrsc.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious use of AdjustPrivilegeToken 16 IoCs
description pid Process Token: SeImpersonatePrivilege 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeTcbPrivilege 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeChangeNotifyPrivilege 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeCreateTokenPrivilege 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeBackupPrivilege 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeRestorePrivilege 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeIncreaseQuotaPrivilege 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeAssignPrimaryTokenPrivilege 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe Token: SeImpersonatePrivilege 1684 sysinrsc.exe Token: SeTcbPrivilege 1684 sysinrsc.exe Token: SeChangeNotifyPrivilege 1684 sysinrsc.exe Token: SeCreateTokenPrivilege 1684 sysinrsc.exe Token: SeBackupPrivilege 1684 sysinrsc.exe Token: SeRestorePrivilege 1684 sysinrsc.exe Token: SeIncreaseQuotaPrivilege 1684 sysinrsc.exe Token: SeAssignPrimaryTokenPrivilege 1684 sysinrsc.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1484 wrote to memory of 1684 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 27 PID 1484 wrote to memory of 1684 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 27 PID 1484 wrote to memory of 1684 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 27 PID 1484 wrote to memory of 1684 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 27 PID 1484 wrote to memory of 1064 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 28 PID 1484 wrote to memory of 1064 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 28 PID 1484 wrote to memory of 1064 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 28 PID 1484 wrote to memory of 1064 1484 67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe 28 -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook sysinrsc.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe"C:\Users\Admin\AppData\Local\Temp\67ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80.exe"1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1484 -
C:\Users\Admin\AppData\Roaming\WinRAR\sysinrsc.exe"C:\Users\Admin\AppData\Roaming\WinRAR\sysinrsc.exe"2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- outlook_win_path
PID:1684
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del "C:\Users\Admin\AppData\Local\Temp\67EE65~1.EXE" > NUL2⤵
- Deletes itself
PID:1064
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
169KB
MD5a0aa8d4724a729e2accfedcd92005470
SHA1a671452148514f84dcff501bdf8131296545eeca
SHA25667ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80
SHA512f466e5a2b1bad2ca5193d12b7b67b4325d10aa9ffb8cfc08a180e0fb64cb3131bd403102c6fb8197925b72854bcac1d3c8c2a71278cd500bf4bbfd0676b22d18
-
Filesize
169KB
MD5a0aa8d4724a729e2accfedcd92005470
SHA1a671452148514f84dcff501bdf8131296545eeca
SHA25667ee655809dccd150f0f0b45701614d125d92e96b25373d300732523b5d41e80
SHA512f466e5a2b1bad2ca5193d12b7b67b4325d10aa9ffb8cfc08a180e0fb64cb3131bd403102c6fb8197925b72854bcac1d3c8c2a71278cd500bf4bbfd0676b22d18