Analysis
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max time kernel
118s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
18-09-2024 13:07
General
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Target
2723912 PDF.exe
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Size
665KB
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MD5
2be4110ed6b10a4b4be3ef34a33662f1
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SHA1
b69d958c68834f79a74e37657403f3a8ac1fb239
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SHA256
2e9d474f90a5c43d767c73004a0461ab4375e969fa4f1c30aa6fc3262042f91c
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SHA512
81cce820bd888d665079ba2c33a10369806ca1c54dc8f50cb5f8609c98ff6b9a6d7bd707e54d2f65b2826fc5c51d092ce21ef2f0b1bcdb411ffacd489001d1f9
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SSDEEP
12288:BrVQDZ6cwjwfSVmiGQPbZzYAzSbIQcQzqPveps8P1wEUxMNKUb:BSV+ZzYAzS2kqsUi
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://inhanoi.net.vn - Port:
21 - Username:
[email protected] - Password:
^TSt3!FK$UBA
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 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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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.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2723912 PDF.exe"C:\Users\Admin\AppData\Local\Temp\2723912 PDF.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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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\Local\Temp\2723912 PDF.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
256KB
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Filesize
7.7MB
-
Filesize
320KB
-
Filesize
7.7MB
-
Filesize
408KB
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Filesize
7.7MB
-
Filesize
624KB
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Filesize
7.7MB
-
Filesize
520KB
-
Filesize
4KB
-
Filesize
4KB
-
Filesize
64KB
-
Filesize
7.7MB
-
Filesize
688KB
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Filesize
5.6MB
-
Filesize
7.7MB
-
Filesize
40KB
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Filesize
584KB
-
Filesize
7.7MB
-
Filesize
200KB
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Filesize
3.3MB
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Filesize
7.7MB
-
Filesize
408KB
-
Filesize
7.7MB
-
Filesize
120KB
-
Filesize
304KB
-
Filesize
304KB
-
Filesize
120KB
-
Filesize
652KB
-
Filesize
136KB
-
Filesize
104KB
-
Filesize
6.5MB
-
Filesize
40KB
-
Filesize
600KB
-
Filesize
68KB
-
Filesize
56KB
-
Filesize
80KB
-
Filesize
104KB
-
Filesize
32KB
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Filesize
7.7MB
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Filesize
6.2MB
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Filesize
216KB