Analysis
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max time kernel
103s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
29-03-2024 01:23
Static task
static1
Behavioral task
behavioral1
Sample
73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe
Resource
win10v2004-20240226-en
General
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Target
73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe
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Size
4.3MB
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MD5
609ca9e45fae3c8ec391bc6f29d816c0
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SHA1
7ca79f97289527a7ceac7187d76f15b58b2bcc97
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SHA256
73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f
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SHA512
d74b0fbd7af81e052a0b9ca68776e85b95522e18618ef53ba326bdad90d82043bfc566a547526c0f771ecb50f36ac41c4ea7a581196578e37887921bad951a6f
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SSDEEP
49152:dKFvwrMy8gTdybhb8jwyX88OaU9LsI67gFQJqXTzs+q5X9dr8/:lvy1Q8aU9LxUBj4/
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot6971578934:AAF5v308yK27D7O9hOaTd8yPwpZGC0RMoTA/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 11 api.ipify.org 12 api.ipify.org 14 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exedescription pid process target process PID 3320 set thread context of 2572 3320 73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe regasm.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
regasm.exepid process 2572 regasm.exe 2572 regasm.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
regasm.exedescription pid process Token: SeDebugPrivilege 2572 regasm.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
regasm.exepid process 2572 regasm.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exedescription pid process target process PID 3320 wrote to memory of 208 3320 73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe AddInProcess32.exe PID 3320 wrote to memory of 208 3320 73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe AddInProcess32.exe PID 3320 wrote to memory of 208 3320 73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe AddInProcess32.exe PID 3320 wrote to memory of 2572 3320 73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe regasm.exe PID 3320 wrote to memory of 2572 3320 73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe regasm.exe PID 3320 wrote to memory of 2572 3320 73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe regasm.exe PID 3320 wrote to memory of 2572 3320 73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe regasm.exe PID 3320 wrote to memory of 2572 3320 73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe regasm.exe PID 3320 wrote to memory of 2572 3320 73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe regasm.exe PID 3320 wrote to memory of 2572 3320 73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe regasm.exe PID 3320 wrote to memory of 2572 3320 73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe regasm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe"C:\Users\Admin\AppData\Local\Temp\73629041ba21eac0612891fa373454497871b1dddf5bf0c6f1600a09e406674f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"2⤵
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2572-0-0x0000000000400000-0x0000000000442000-memory.dmpFilesize
264KB
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memory/2572-1-0x0000000074300000-0x0000000074AB0000-memory.dmpFilesize
7.7MB
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memory/2572-2-0x0000000005B70000-0x0000000006114000-memory.dmpFilesize
5.6MB
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memory/2572-3-0x0000000005710000-0x0000000005720000-memory.dmpFilesize
64KB
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memory/2572-4-0x0000000005790000-0x00000000057F6000-memory.dmpFilesize
408KB
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memory/2572-5-0x0000000006C60000-0x0000000006CF2000-memory.dmpFilesize
584KB
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memory/2572-6-0x0000000006C10000-0x0000000006C60000-memory.dmpFilesize
320KB
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memory/2572-7-0x0000000006E40000-0x0000000006E4A000-memory.dmpFilesize
40KB
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memory/2572-8-0x0000000074300000-0x0000000074AB0000-memory.dmpFilesize
7.7MB
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memory/2572-9-0x0000000005710000-0x0000000005720000-memory.dmpFilesize
64KB