Analysis
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max time kernel
141s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
22-05-2024 14:00
Static task
static1
Behavioral task
behavioral1
Sample
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240508-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
General
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Target
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe
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Size
557KB
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MD5
a9c5337e7c384d5156d58d5b8ec7effa
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SHA1
34b32c66b09fa6b02c94dae25a6df9f2ea2ba6ef
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SHA256
c2865edc8458f593826eb983978f6256230e74610d4947506de9fbce5061cf2a
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SHA512
310e347a4791f86228b18d2e696f78fd395df1405bc131b5bd4f8d901489054deb8cb8c2bf732126eccc0fd2e3e06b550408e9e466be422e6e06782bfd5f8b14
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SSDEEP
6144:IcBvWsKG0/FpgG+cSjnXDrEGTKqXyqX6Xu7klJyk6XwG+435lRvWtRSNQABuX+rl:xKEGzSjDwI6XDc+Y+trf+rl
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.Privateemail.com - Port:
587 - Username:
[email protected] - Password:
V8~vk=Wnsf,N - 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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Loads dropped DLL 1 IoCs
Processes:
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exepid process 3000 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.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
Processes:
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\IJVLu = "C:\\Users\\Admin\\AppData\\Roaming\\IJVLu\\IJVLu.exe" detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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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.
Processes:
flow ioc 11 api.ipify.org 10 api.ipify.org -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
Processes:
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exepid process 2628 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exedetalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exepid process 3000 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe 2628 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exedescription pid process target process PID 3000 set thread context of 2628 3000 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe -
Drops file in Program Files directory 4 IoCs
Processes:
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exedescription ioc process File opened for modification C:\Program Files (x86)\reliable\aldersbestemmelse.ini detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe File opened for modification C:\Program Files (x86)\Common Files\besvimelses.str detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe File opened for modification C:\Program Files (x86)\Telepatisk.ini detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe File opened for modification C:\Program Files (x86)\Fertiliseringerne\imperceptibly.ini detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe -
Drops file in Windows directory 2 IoCs
Processes:
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exedescription ioc process File opened for modification C:\Windows\tasselling\sporvognsskinne.Rev detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe File opened for modification C:\Windows\ingvardts.Sin detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exepid process 2628 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe 2628 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exepid process 3000 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exedescription pid process Token: SeDebugPrivilege 2628 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exepid process 2628 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exedescription pid process target process PID 3000 wrote to memory of 2628 3000 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe PID 3000 wrote to memory of 2628 3000 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe PID 3000 wrote to memory of 2628 3000 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe PID 3000 wrote to memory of 2628 3000 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe PID 3000 wrote to memory of 2628 3000 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe PID 3000 wrote to memory of 2628 3000 detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe"C:\Users\Admin\AppData\Local\Temp\detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3000 -
C:\Users\Admin\AppData\Local\Temp\detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe"C:\Users\Admin\AppData\Local\Temp\detalle_transferencia_2024-05-13T064143.173 0200_3049280002017526_PDF.exe"2⤵
- Adds Run key to start application
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2628
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
12KB
MD512b140583e3273ee1f65016becea58c4
SHA192df24d11797fefd2e1f8d29be9dfd67c56c1ada
SHA256014f1dfeb842cf7265a3644bc6903c592abe9049bfc7396829172d3d72c4d042
SHA51249ffdfa1941361430b6acb3555fd3aa05e4120f28cbdf7ceaa2af5937d0b8cccd84471cf63f06f97cf203b4aa20f226bdad082e9421b8e6b62ab6e1e9fc1e68a