Analysis
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max time kernel
119s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-10-2024 12:17
Static task
static1
Behavioral task
behavioral1
Sample
6Wwe9xRfuBMOonF.exe
Resource
win7-20240903-en
General
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Target
6Wwe9xRfuBMOonF.exe
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Size
691KB
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MD5
f809585404b9272d36608b5892c98673
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SHA1
3eec646d8bc67e230fcaddb53354286585b87d13
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SHA256
f148f64274a9eee3839fe520a305a813369a808c803c047cdcb06f78777c445e
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SHA512
6448ff250c6c1f035a53b29d8f9e98b8a19737f0a86cc56f5dc2a84775bb12891c5bbdebfd2ec6f86735ce7fb3adcda0d1b298c9ab2a7e0e1c0dfad4c468351d
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SSDEEP
12288:hnC9EmEjMLIlCzjAfJHnldnY1Sbst7ne4C4QAwN1tuTuK+N/mES:sFogMJHbnIuisUyeES
Malware Config
Extracted
Protocol: smtp- Host:
mail.apexrnun.com - Port:
587 - Username:
[email protected] - Password:
TsHZsTv}Jnj5E5Bn
Extracted
agenttesla
Protocol: smtp- Host:
mail.apexrnun.com - Port:
587 - Username:
[email protected] - Password:
TsHZsTv}Jnj5E5Bn - 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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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3132 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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation 6Wwe9xRfuBMOonF.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 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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 17 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2548 set thread context of 4412 2548 6Wwe9xRfuBMOonF.exe 88 -
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 3 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 6Wwe9xRfuBMOonF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6Wwe9xRfuBMOonF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2548 6Wwe9xRfuBMOonF.exe 2548 6Wwe9xRfuBMOonF.exe 4412 6Wwe9xRfuBMOonF.exe 4412 6Wwe9xRfuBMOonF.exe 3132 powershell.exe 3132 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2548 6Wwe9xRfuBMOonF.exe Token: SeDebugPrivilege 4412 6Wwe9xRfuBMOonF.exe Token: SeDebugPrivilege 3132 powershell.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2548 wrote to memory of 3132 2548 6Wwe9xRfuBMOonF.exe 85 PID 2548 wrote to memory of 3132 2548 6Wwe9xRfuBMOonF.exe 85 PID 2548 wrote to memory of 3132 2548 6Wwe9xRfuBMOonF.exe 85 PID 2548 wrote to memory of 1068 2548 6Wwe9xRfuBMOonF.exe 87 PID 2548 wrote to memory of 1068 2548 6Wwe9xRfuBMOonF.exe 87 PID 2548 wrote to memory of 1068 2548 6Wwe9xRfuBMOonF.exe 87 PID 2548 wrote to memory of 4412 2548 6Wwe9xRfuBMOonF.exe 88 PID 2548 wrote to memory of 4412 2548 6Wwe9xRfuBMOonF.exe 88 PID 2548 wrote to memory of 4412 2548 6Wwe9xRfuBMOonF.exe 88 PID 2548 wrote to memory of 4412 2548 6Wwe9xRfuBMOonF.exe 88 PID 2548 wrote to memory of 4412 2548 6Wwe9xRfuBMOonF.exe 88 PID 2548 wrote to memory of 4412 2548 6Wwe9xRfuBMOonF.exe 88 PID 2548 wrote to memory of 4412 2548 6Wwe9xRfuBMOonF.exe 88 PID 2548 wrote to memory of 4412 2548 6Wwe9xRfuBMOonF.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\6Wwe9xRfuBMOonF.exe"C:\Users\Admin\AppData\Local\Temp\6Wwe9xRfuBMOonF.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:2548 -
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\6Wwe9xRfuBMOonF.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3132
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C:\Users\Admin\AppData\Local\Temp\6Wwe9xRfuBMOonF.exe"C:\Users\Admin\AppData\Local\Temp\6Wwe9xRfuBMOonF.exe"2⤵PID:1068
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C:\Users\Admin\AppData\Local\Temp\6Wwe9xRfuBMOonF.exe"C:\Users\Admin\AppData\Local\Temp\6Wwe9xRfuBMOonF.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4412
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Network
MITRE ATT&CK Enterprise v15
Credential 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
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82