Analysis
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max time kernel
91s -
max time network
98s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
06-12-2022 08:04
Static task
static1
Behavioral task
behavioral1
Sample
2dd2a4107767b2d3f0c8177377178d08.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
2dd2a4107767b2d3f0c8177377178d08.exe
Resource
win10v2004-20220812-en
General
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Target
2dd2a4107767b2d3f0c8177377178d08.exe
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Size
838KB
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MD5
2dd2a4107767b2d3f0c8177377178d08
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SHA1
2c8f5323705ddde2d4d8db0c853d06b5e07a0319
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SHA256
3f08f63c3f336f3823c710a40e674421bbc6316e0088e0989d1ac06085bc5b62
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SHA512
8a2e1cc06dc7dfc5b1b8fad76003f45f825a2559e82f39df71ba7dabc5d1b51495e4fdc196bf0018f139ed05213df978a2f61e1ec5359788efefb17e8ac1a172
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SSDEEP
12288:7cy0Smns9jHujs5clbgzvGgCT8H0cscBWe5RoNKjmavgKZ/nXt7virmWhlGLaQYI:Iemns9TuYibl8+uW4RoNg
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
server323.web-hosting.com - Port:
587 - Username:
[email protected] - Password:
turkey@123 - 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
Processes:
2dd2a4107767b2d3f0c8177377178d08.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2dd2a4107767b2d3f0c8177377178d08.exe Key opened \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2dd2a4107767b2d3f0c8177377178d08.exe Key opened \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2dd2a4107767b2d3f0c8177377178d08.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
2dd2a4107767b2d3f0c8177377178d08.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\RMBJLaF = "C:\\Users\\Admin\\AppData\\Roaming\\RMBJLaF\\RMBJLaF.exe" 2dd2a4107767b2d3f0c8177377178d08.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:
2dd2a4107767b2d3f0c8177377178d08.exedescription pid process target process PID 1620 set thread context of 1000 1620 2dd2a4107767b2d3f0c8177377178d08.exe 2dd2a4107767b2d3f0c8177377178d08.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
2dd2a4107767b2d3f0c8177377178d08.exepid process 1000 2dd2a4107767b2d3f0c8177377178d08.exe 1000 2dd2a4107767b2d3f0c8177377178d08.exe 1000 2dd2a4107767b2d3f0c8177377178d08.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
2dd2a4107767b2d3f0c8177377178d08.exedescription pid process Token: SeDebugPrivilege 1000 2dd2a4107767b2d3f0c8177377178d08.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
2dd2a4107767b2d3f0c8177377178d08.exedescription pid process target process PID 1620 wrote to memory of 1000 1620 2dd2a4107767b2d3f0c8177377178d08.exe 2dd2a4107767b2d3f0c8177377178d08.exe PID 1620 wrote to memory of 1000 1620 2dd2a4107767b2d3f0c8177377178d08.exe 2dd2a4107767b2d3f0c8177377178d08.exe PID 1620 wrote to memory of 1000 1620 2dd2a4107767b2d3f0c8177377178d08.exe 2dd2a4107767b2d3f0c8177377178d08.exe PID 1620 wrote to memory of 1000 1620 2dd2a4107767b2d3f0c8177377178d08.exe 2dd2a4107767b2d3f0c8177377178d08.exe PID 1620 wrote to memory of 1000 1620 2dd2a4107767b2d3f0c8177377178d08.exe 2dd2a4107767b2d3f0c8177377178d08.exe PID 1620 wrote to memory of 1000 1620 2dd2a4107767b2d3f0c8177377178d08.exe 2dd2a4107767b2d3f0c8177377178d08.exe PID 1620 wrote to memory of 1000 1620 2dd2a4107767b2d3f0c8177377178d08.exe 2dd2a4107767b2d3f0c8177377178d08.exe PID 1620 wrote to memory of 1000 1620 2dd2a4107767b2d3f0c8177377178d08.exe 2dd2a4107767b2d3f0c8177377178d08.exe PID 1620 wrote to memory of 1000 1620 2dd2a4107767b2d3f0c8177377178d08.exe 2dd2a4107767b2d3f0c8177377178d08.exe -
outlook_office_path 1 IoCs
Processes:
2dd2a4107767b2d3f0c8177377178d08.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2dd2a4107767b2d3f0c8177377178d08.exe -
outlook_win_path 1 IoCs
Processes:
2dd2a4107767b2d3f0c8177377178d08.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2dd2a4107767b2d3f0c8177377178d08.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2dd2a4107767b2d3f0c8177377178d08.exe"C:\Users\Admin\AppData\Local\Temp\2dd2a4107767b2d3f0c8177377178d08.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2dd2a4107767b2d3f0c8177377178d08.exe"C:\Users\Admin\AppData\Local\Temp\2dd2a4107767b2d3f0c8177377178d08.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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/1000-64-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1000-63-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1000-68-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1000-70-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1000-66-0x00000000004324DE-mapping.dmp
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memory/1000-61-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1000-65-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1000-60-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1620-55-0x0000000075C81000-0x0000000075C83000-memory.dmpFilesize
8KB
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memory/1620-54-0x00000000002B0000-0x0000000000388000-memory.dmpFilesize
864KB
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memory/1620-59-0x0000000002130000-0x0000000002176000-memory.dmpFilesize
280KB
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memory/1620-58-0x0000000005600000-0x000000000567E000-memory.dmpFilesize
504KB
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memory/1620-57-0x00000000004D0000-0x00000000004DE000-memory.dmpFilesize
56KB
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memory/1620-56-0x00000000003B0000-0x00000000003C6000-memory.dmpFilesize
88KB