Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14/11/2024, 19:53
Static task
static1
Behavioral task
behavioral1
Sample
PO NO170300999.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
PO NO170300999.exe
Resource
win10v2004-20241007-en
General
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Target
PO NO170300999.exe
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Size
806KB
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MD5
931049bda67c204c0f97205b55370f7f
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SHA1
6c6acbd9312833b1c124bd489c664920c89c8684
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SHA256
8de72052a7f6f26cdf6b3a1850902acdd6856fe29b94871fd9eb3fceca479fa6
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SHA512
338eacd6f5410f15b04df5412f6b840df80f97db60e5429627c263dc7e5adaebc94fa6eece8eed997d90a2e3ef63a5028dda304e25d95cdf2081bc060703e80f
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SSDEEP
12288:haniCJVMFIF1zziEE8cXQDbJ/MxLz1MHxmI3pPerntaZjBkR:eiCJVnXbE8cXQfOmxmI0rnt6c
Malware Config
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 1328 powershell.exe 3076 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation PO NO170300999.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO NO170300999.exe Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO NO170300999.exe Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO NO170300999.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 34 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4912 set thread context of 1796 4912 PO NO170300999.exe 101 -
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 PO NO170300999.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PO NO170300999.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4552 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 17 IoCs
pid Process 4912 PO NO170300999.exe 4912 PO NO170300999.exe 4912 PO NO170300999.exe 4912 PO NO170300999.exe 4912 PO NO170300999.exe 4912 PO NO170300999.exe 4912 PO NO170300999.exe 4912 PO NO170300999.exe 4912 PO NO170300999.exe 4912 PO NO170300999.exe 4912 PO NO170300999.exe 1328 powershell.exe 3076 powershell.exe 4912 PO NO170300999.exe 3076 powershell.exe 1328 powershell.exe 1796 PO NO170300999.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4912 PO NO170300999.exe Token: SeDebugPrivilege 3076 powershell.exe Token: SeDebugPrivilege 1328 powershell.exe Token: SeDebugPrivilege 1796 PO NO170300999.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 4912 wrote to memory of 1328 4912 PO NO170300999.exe 95 PID 4912 wrote to memory of 1328 4912 PO NO170300999.exe 95 PID 4912 wrote to memory of 1328 4912 PO NO170300999.exe 95 PID 4912 wrote to memory of 3076 4912 PO NO170300999.exe 97 PID 4912 wrote to memory of 3076 4912 PO NO170300999.exe 97 PID 4912 wrote to memory of 3076 4912 PO NO170300999.exe 97 PID 4912 wrote to memory of 4552 4912 PO NO170300999.exe 99 PID 4912 wrote to memory of 4552 4912 PO NO170300999.exe 99 PID 4912 wrote to memory of 4552 4912 PO NO170300999.exe 99 PID 4912 wrote to memory of 1796 4912 PO NO170300999.exe 101 PID 4912 wrote to memory of 1796 4912 PO NO170300999.exe 101 PID 4912 wrote to memory of 1796 4912 PO NO170300999.exe 101 PID 4912 wrote to memory of 1796 4912 PO NO170300999.exe 101 PID 4912 wrote to memory of 1796 4912 PO NO170300999.exe 101 PID 4912 wrote to memory of 1796 4912 PO NO170300999.exe 101 PID 4912 wrote to memory of 1796 4912 PO NO170300999.exe 101 PID 4912 wrote to memory of 1796 4912 PO NO170300999.exe 101 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO NO170300999.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 PO NO170300999.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO NO170300999.exe"C:\Users\Admin\AppData\Local\Temp\PO NO170300999.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4912 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PO NO170300999.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1328
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\bVOnOmgpY.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3076
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bVOnOmgpY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp51E4.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4552
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C:\Users\Admin\AppData\Local\Temp\PO NO170300999.exe"C:\Users\Admin\AppData\Local\Temp\PO NO170300999.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1796
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD56baa4dad834260abf2f1074e19ea9319
SHA1200fd2076d9e2aa7376e98257fc7bbeebb770971
SHA256af6ed2596300eb9f9b96f10eeab6f1e8aa55438fb7a48fc2a34e592ffdf797eb
SHA512331afc7a8315ce7361d63e5e89c3cdaa10eccba86da8d861b57beb04ebfe9ab0cd34707091f0c5b742d4015258a74de28d6c77c1b73666f64ab7df9b8875d060
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5b8ec9052d0b0db9472c9d0fdceb3b9d1
SHA1034df2845d7ef547be2a54d9a7e33a2fa7dfc03a
SHA2568e163ecdb4b72f2cd97b18a256f7b190a45d85bee67ec39ffb6e4cc0a984f377
SHA51257c831bfe41665735c3d1e5697cc233d70837f84e18421bb0e534315e9084874e7817c31c2dfb947368ec84a7a97f25975abde377e0d60b3eea6330a604f8e8c