Analysis
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max time kernel
126s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10-09-2024 16:07
Static task
static1
Behavioral task
behavioral1
Sample
InvoiceRequest.scr.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
InvoiceRequest.scr.exe
Resource
win10v2004-20240802-en
General
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Target
InvoiceRequest.scr.exe
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Size
701KB
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MD5
6f605fd10c79ec475befda0cd232f38b
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SHA1
8b015776a4e0e1ba8495f89296b4eb5293faba33
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SHA256
c41893463c861e8d6274f2d5f5335ba4d23dfe4c6d6d65d8bc08eec140b4890d
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SHA512
24de79629da70f73f56576438965b653578888576be7013cc814af92c7cba1ae29517e245b0469ee842133c16a00611b3b96b87432c23c13093e0062f301d823
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SSDEEP
12288:ksK8s/+/yHUvONddAckNe5xAkO5IGGswKPS3JFn0C53tqksN7t0lTO3tz0:RiMywONddAdN2ek975n3a97mO9
Malware Config
Extracted
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
Password: )NYyffR0
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
Password: )NYyffR0 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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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 1732 powershell.exe 3008 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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation InvoiceRequest.scr.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 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 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mpTrle = "C:\\Users\\Admin\\AppData\\Roaming\\mpTrle\\mpTrle.exe" InvoiceRequest.scr.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 18 api.ipify.org 19 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2456 set thread context of 2752 2456 InvoiceRequest.scr.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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language InvoiceRequest.scr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language InvoiceRequest.scr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.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 2572 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2456 InvoiceRequest.scr.exe 1732 powershell.exe 1732 powershell.exe 3008 powershell.exe 3008 powershell.exe 2456 InvoiceRequest.scr.exe 2456 InvoiceRequest.scr.exe 2456 InvoiceRequest.scr.exe 2456 InvoiceRequest.scr.exe 2456 InvoiceRequest.scr.exe 2456 InvoiceRequest.scr.exe 1732 powershell.exe 2752 InvoiceRequest.scr.exe 2752 InvoiceRequest.scr.exe 2752 InvoiceRequest.scr.exe 3008 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2456 InvoiceRequest.scr.exe Token: SeDebugPrivilege 3008 powershell.exe Token: SeDebugPrivilege 1732 powershell.exe Token: SeDebugPrivilege 2752 InvoiceRequest.scr.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2456 wrote to memory of 1732 2456 InvoiceRequest.scr.exe 93 PID 2456 wrote to memory of 1732 2456 InvoiceRequest.scr.exe 93 PID 2456 wrote to memory of 1732 2456 InvoiceRequest.scr.exe 93 PID 2456 wrote to memory of 3008 2456 InvoiceRequest.scr.exe 95 PID 2456 wrote to memory of 3008 2456 InvoiceRequest.scr.exe 95 PID 2456 wrote to memory of 3008 2456 InvoiceRequest.scr.exe 95 PID 2456 wrote to memory of 2572 2456 InvoiceRequest.scr.exe 97 PID 2456 wrote to memory of 2572 2456 InvoiceRequest.scr.exe 97 PID 2456 wrote to memory of 2572 2456 InvoiceRequest.scr.exe 97 PID 2456 wrote to memory of 4132 2456 InvoiceRequest.scr.exe 99 PID 2456 wrote to memory of 4132 2456 InvoiceRequest.scr.exe 99 PID 2456 wrote to memory of 4132 2456 InvoiceRequest.scr.exe 99 PID 2456 wrote to memory of 3244 2456 InvoiceRequest.scr.exe 100 PID 2456 wrote to memory of 3244 2456 InvoiceRequest.scr.exe 100 PID 2456 wrote to memory of 3244 2456 InvoiceRequest.scr.exe 100 PID 2456 wrote to memory of 2752 2456 InvoiceRequest.scr.exe 101 PID 2456 wrote to memory of 2752 2456 InvoiceRequest.scr.exe 101 PID 2456 wrote to memory of 2752 2456 InvoiceRequest.scr.exe 101 PID 2456 wrote to memory of 2752 2456 InvoiceRequest.scr.exe 101 PID 2456 wrote to memory of 2752 2456 InvoiceRequest.scr.exe 101 PID 2456 wrote to memory of 2752 2456 InvoiceRequest.scr.exe 101 PID 2456 wrote to memory of 2752 2456 InvoiceRequest.scr.exe 101 PID 2456 wrote to memory of 2752 2456 InvoiceRequest.scr.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\InvoiceRequest.scr.exe"C:\Users\Admin\AppData\Local\Temp\InvoiceRequest.scr.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:2456 -
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\InvoiceRequest.scr.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1732
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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\PPTPXSGOk.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3008
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PPTPXSGOk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7D2A.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2572
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C:\Users\Admin\AppData\Local\Temp\InvoiceRequest.scr.exe"C:\Users\Admin\AppData\Local\Temp\InvoiceRequest.scr.exe"2⤵PID:4132
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C:\Users\Admin\AppData\Local\Temp\InvoiceRequest.scr.exe"C:\Users\Admin\AppData\Local\Temp\InvoiceRequest.scr.exe"2⤵PID:3244
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C:\Users\Admin\AppData\Local\Temp\InvoiceRequest.scr.exe"C:\Users\Admin\AppData\Local\Temp\InvoiceRequest.scr.exe"2⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2752
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4292,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=3872 /prefetch:81⤵PID:3124
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5ed8c312535d980b44c4e8f4530b2555f
SHA101aaeb95be05368a9cb0863581c833988ff9910f
SHA2561a181e2833a4cb19d5e92e85261a4d78aba9f30e6ffbcf80841a469436673856
SHA5124b6b613ba86067bf2d2f20f88075f248407ea83b5ec4a7bee794ebe4530a4b9f915b99c0251f5d495837145ac24be20e8dd1fa157d415400704da7e2db41a2d9
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5871b0f9e8a97b02497388465c919514f
SHA12665d59c76f30bfc209176b4c6c3ee56c75c25ed
SHA256af248fbdf9cd1da9cc7008325a95871804cbde6250d5a780303ce9f89bf1464f
SHA51265d724ca18ac138d418e768c29322e65da688b1e695a713dbf37c5ea8682b7b8511baf8f249ab5ea538238b55971e7f0fef214f5a1dbe4907b6e774ed14f2147