Analysis
- max time kernel
27s - max time network
32s - platform
windows7_x64 - resource
win7-20221111-en - resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system - submitted
22/11/2022, 14:36
Behavioral task
behavioral1
Sample
64319cc32d8c0e8c0278423dae9bb159.exe
Resource
win7-20221111-en
11 signatures
150 seconds
General
- Target 64319cc32d8c0e8c0278423dae9bb159.exe
- Size 228KB
- Sample221122-rykjlafe77
- SHA256 947e7f89d58e1db0940b0543d5dff6fd6d7403094bc973c8f764c5c0364f2a2b
- MD5 64319cc32d8c0e8c0278423dae9bb159
- SHA1 94fad9dab2d5125c72e73c414a0bcd3a21dacffb
- SHA512 e00120b8f87ad70ddca426b455ad2fa5e19d9308711e0998184ff357ed7fe473dddebe4c8529297d7194198c2c2e804ff30451d3d421c531fdc6a7051529b9cc
- SSDEEP 3072:C+tsbTIbscOtJEKVJsRf2T+SDatgxKue/4+lR6:CkCT+BODsRfMFDmgU
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 1264 cmd.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-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 64319cc32d8c0e8c0278423dae9bb159.exe - Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 64319cc32d8c0e8c0278423dae9bb159.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 32 IoCs
description pid Process Token: SeImpersonatePrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeTcbPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeChangeNotifyPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeCreateTokenPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeBackupPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeRestorePrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeIncreaseQuotaPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeAssignPrimaryTokenPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeImpersonatePrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeTcbPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeChangeNotifyPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeCreateTokenPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeBackupPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeRestorePrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeIncreaseQuotaPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeAssignPrimaryTokenPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeImpersonatePrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeTcbPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeChangeNotifyPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeCreateTokenPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeBackupPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeRestorePrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeIncreaseQuotaPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeAssignPrimaryTokenPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeImpersonatePrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeTcbPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeChangeNotifyPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeCreateTokenPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeBackupPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeRestorePrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeIncreaseQuotaPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe Token: SeAssignPrimaryTokenPrivilege 2016 64319cc32d8c0e8c0278423dae9bb159.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2016 wrote to memory of 1264 2016 64319cc32d8c0e8c0278423dae9bb159.exe 29 PID 2016 wrote to memory of 1264 2016 64319cc32d8c0e8c0278423dae9bb159.exe 29 PID 2016 wrote to memory of 1264 2016 64319cc32d8c0e8c0278423dae9bb159.exe 29 PID 2016 wrote to memory of 1264 2016 64319cc32d8c0e8c0278423dae9bb159.exe 29 - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook 64319cc32d8c0e8c0278423dae9bb159.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\64319cc32d8c0e8c0278423dae9bb159.exe"C:\Users\Admin\AppData\Local\Temp\64319cc32d8c0e8c0278423dae9bb159.exe"1⤵
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_win_path
PID:2016 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\7115782.bat" "C:\Users\Admin\AppData\Local\Temp\64319cc32d8c0e8c0278423dae9bb159.exe" "2⤵
- Deletes itself
PID:1264
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\7115782.bat
- Size 94B
- SHA256 936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
- MD5 3880eeb1c736d853eb13b44898b718ab
- SHA1 4eec9d50360cd815211e3c4e6bdd08271b6ec8e6
- SHA512 3eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b
- MD5 SHA1 SHA512