Analysis
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max time kernel
87s -
max time network
59s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
07-12-2022 12:00
Static task
static1
Behavioral task
behavioral1
Sample
4e5cd63890a6f272b11c20333055c955.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
4e5cd63890a6f272b11c20333055c955.exe
Resource
win10v2004-20220812-en
General
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Target
4e5cd63890a6f272b11c20333055c955.exe
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Size
748KB
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MD5
4e5cd63890a6f272b11c20333055c955
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SHA1
bada19d00c5a614504cfb820507ac5d110a82963
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SHA256
d8ead95646470952403879a6bc78117d895ffe37a3b3a551cf65731a1260c8ad
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SHA512
e76c40582c98db680e5e96280e528e12c8bb3a6f096d2950576ca017ab05497217a1ea50ea28ffd049afa296baf503fc71d06a6d979af65c91d479895ea969ce
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SSDEEP
12288:8wlk3UmomPZefh/B8dSIJo94T1QKaTnqhEXEhmLQGcg4Ptqvyuv/A:Apomxih/Ba/JocaTfXEhmchfQF3A
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.gmail.com - Port:
587 - Username:
[email protected] - Password:
hnxqezadblabdsss
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
Processes:
4e5cd63890a6f272b11c20333055c955.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4e5cd63890a6f272b11c20333055c955.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4e5cd63890a6f272b11c20333055c955.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4e5cd63890a6f272b11c20333055c955.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.
Processes:
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
4e5cd63890a6f272b11c20333055c955.exedescription pid process target process PID 2016 set thread context of 1536 2016 4e5cd63890a6f272b11c20333055c955.exe 4e5cd63890a6f272b11c20333055c955.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
4e5cd63890a6f272b11c20333055c955.exepid process 1536 4e5cd63890a6f272b11c20333055c955.exe 1536 4e5cd63890a6f272b11c20333055c955.exe 1536 4e5cd63890a6f272b11c20333055c955.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
4e5cd63890a6f272b11c20333055c955.exedescription pid process Token: SeDebugPrivilege 1536 4e5cd63890a6f272b11c20333055c955.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
4e5cd63890a6f272b11c20333055c955.exepid process 1536 4e5cd63890a6f272b11c20333055c955.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
4e5cd63890a6f272b11c20333055c955.exedescription pid process target process PID 2016 wrote to memory of 1536 2016 4e5cd63890a6f272b11c20333055c955.exe 4e5cd63890a6f272b11c20333055c955.exe PID 2016 wrote to memory of 1536 2016 4e5cd63890a6f272b11c20333055c955.exe 4e5cd63890a6f272b11c20333055c955.exe PID 2016 wrote to memory of 1536 2016 4e5cd63890a6f272b11c20333055c955.exe 4e5cd63890a6f272b11c20333055c955.exe PID 2016 wrote to memory of 1536 2016 4e5cd63890a6f272b11c20333055c955.exe 4e5cd63890a6f272b11c20333055c955.exe PID 2016 wrote to memory of 1536 2016 4e5cd63890a6f272b11c20333055c955.exe 4e5cd63890a6f272b11c20333055c955.exe PID 2016 wrote to memory of 1536 2016 4e5cd63890a6f272b11c20333055c955.exe 4e5cd63890a6f272b11c20333055c955.exe PID 2016 wrote to memory of 1536 2016 4e5cd63890a6f272b11c20333055c955.exe 4e5cd63890a6f272b11c20333055c955.exe PID 2016 wrote to memory of 1536 2016 4e5cd63890a6f272b11c20333055c955.exe 4e5cd63890a6f272b11c20333055c955.exe PID 2016 wrote to memory of 1536 2016 4e5cd63890a6f272b11c20333055c955.exe 4e5cd63890a6f272b11c20333055c955.exe -
outlook_office_path 1 IoCs
Processes:
4e5cd63890a6f272b11c20333055c955.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4e5cd63890a6f272b11c20333055c955.exe -
outlook_win_path 1 IoCs
Processes:
4e5cd63890a6f272b11c20333055c955.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 4e5cd63890a6f272b11c20333055c955.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4e5cd63890a6f272b11c20333055c955.exe"C:\Users\Admin\AppData\Local\Temp\4e5cd63890a6f272b11c20333055c955.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\4e5cd63890a6f272b11c20333055c955.exe"C:\Users\Admin\AppData\Local\Temp\4e5cd63890a6f272b11c20333055c955.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1536-64-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1536-63-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1536-70-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1536-68-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1536-66-0x000000000043249E-mapping.dmp
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memory/1536-60-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1536-65-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1536-61-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2016-55-0x00000000761F1000-0x00000000761F3000-memory.dmpFilesize
8KB
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memory/2016-54-0x0000000000F70000-0x0000000001032000-memory.dmpFilesize
776KB
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memory/2016-59-0x0000000000B00000-0x0000000000B44000-memory.dmpFilesize
272KB
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memory/2016-58-0x0000000005D50000-0x0000000005DCC000-memory.dmpFilesize
496KB
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memory/2016-57-0x0000000000570000-0x000000000057E000-memory.dmpFilesize
56KB
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memory/2016-56-0x0000000000980000-0x000000000099A000-memory.dmpFilesize
104KB