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Analysis
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max time kernel
122s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
11/10/2023, 12:40
Static task
static1
Behavioral task
behavioral1
Sample
7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe
Resource
win10v2004-20230915-en
General
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Target
7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe
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Size
587KB
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MD5
0d998bbf72066582438c5558f355b0c3
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SHA1
d5a5520b559c4286d53c6c40c222f49da2117b9a
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SHA256
7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d
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SHA512
71128126d91eba96cd0b393d24d0917a29ac0accf778d28173bffb20e16e3b3d3e845428d87b0209f236c42cdb09c2771cfaa8cf8d0f5fcf9a9b80b522a6dd85
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SSDEEP
12288:IGQJcWwDCU32YgcNF8DHyw2olddT9YMKAdu3blnuu91Km3q:XCqgcQDkolTKuu3xP91ha
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.kbakr.com - Port:
587 - Username:
[email protected] - Password:
If e an yi 22$ - 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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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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe Key opened \REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe Key opened \REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.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 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2444 set thread context of 2220 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 29 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 2220 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 2220 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe Token: SeDebugPrivilege 2220 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 2444 wrote to memory of 2136 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 28 PID 2444 wrote to memory of 2136 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 28 PID 2444 wrote to memory of 2136 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 28 PID 2444 wrote to memory of 2136 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 28 PID 2444 wrote to memory of 2220 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 29 PID 2444 wrote to memory of 2220 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 29 PID 2444 wrote to memory of 2220 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 29 PID 2444 wrote to memory of 2220 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 29 PID 2444 wrote to memory of 2220 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 29 PID 2444 wrote to memory of 2220 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 29 PID 2444 wrote to memory of 2220 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 29 PID 2444 wrote to memory of 2220 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 29 PID 2444 wrote to memory of 2220 2444 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe 29 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe"C:\Users\Admin\AppData\Local\Temp\7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2444 -
C:\Users\Admin\AppData\Local\Temp\7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe"{path}"2⤵PID:2136
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C:\Users\Admin\AppData\Local\Temp\7b8de53f96ac0dafb7095d9daa99d7e0662707816347094f7f6ff3fe870c099d.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2220
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