Analysis
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max time kernel
149s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
29-11-2022 15:06
Static task
static1
Behavioral task
behavioral1
Sample
RSG USD17309.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
RSG USD17309.exe
Resource
win10v2004-20220812-en
General
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Target
RSG USD17309.exe
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Size
822KB
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MD5
e619cdd352048c3823ac99bca6698bc2
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SHA1
97e4aac514cfffb25a738e2b18443c9d11958970
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SHA256
b9f0fee4b618fa2f84768ffe0815a2291798380591724470b52a8939e5d26547
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SHA512
5f915fff53dfc62b1e2db5339c176dccf67e9dc5b1096cba0fe7ec208f2d4e53887f6094bb05c92e35b1f57dd4ca737a4bf841fc3cda42afc7f6baba12e8feb4
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SSDEEP
12288:mOv4+qQknbPjHmv8rcRAt59Y2PG1rar3vj6cYC67HLTZi5VrRt3c/TCHcJ:0+qbPy9At02PG1ar/2c+7HLUj/3
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot5700681005:AAF2K-iQMsKRkqCcUgSZLmmugrKJcbb8Xg8/
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:
RSG USD17309.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RSG USD17309.exe Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RSG USD17309.exe Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RSG USD17309.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RSG USD17309.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UpDaTe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\UpDaTe\\UpDaTe.exe" RSG USD17309.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
RSG USD17309.exedescription pid process target process PID 4616 set thread context of 2064 4616 RSG USD17309.exe RSG USD17309.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
Processes:
RSG USD17309.exeRSG USD17309.exepid process 4616 RSG USD17309.exe 4616 RSG USD17309.exe 4616 RSG USD17309.exe 4616 RSG USD17309.exe 4616 RSG USD17309.exe 4616 RSG USD17309.exe 4616 RSG USD17309.exe 4616 RSG USD17309.exe 4616 RSG USD17309.exe 2064 RSG USD17309.exe 2064 RSG USD17309.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
RSG USD17309.exeRSG USD17309.exedescription pid process Token: SeDebugPrivilege 4616 RSG USD17309.exe Token: SeDebugPrivilege 2064 RSG USD17309.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
RSG USD17309.exedescription pid process target process PID 4616 wrote to memory of 2064 4616 RSG USD17309.exe RSG USD17309.exe PID 4616 wrote to memory of 2064 4616 RSG USD17309.exe RSG USD17309.exe PID 4616 wrote to memory of 2064 4616 RSG USD17309.exe RSG USD17309.exe PID 4616 wrote to memory of 2064 4616 RSG USD17309.exe RSG USD17309.exe PID 4616 wrote to memory of 2064 4616 RSG USD17309.exe RSG USD17309.exe PID 4616 wrote to memory of 2064 4616 RSG USD17309.exe RSG USD17309.exe PID 4616 wrote to memory of 2064 4616 RSG USD17309.exe RSG USD17309.exe PID 4616 wrote to memory of 2064 4616 RSG USD17309.exe RSG USD17309.exe -
outlook_office_path 1 IoCs
Processes:
RSG USD17309.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RSG USD17309.exe -
outlook_win_path 1 IoCs
Processes:
RSG USD17309.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RSG USD17309.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\RSG USD17309.exe"C:\Users\Admin\AppData\Local\Temp\RSG USD17309.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\RSG USD17309.exe"C:\Users\Admin\AppData\Local\Temp\RSG USD17309.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/2064-137-0x0000000000000000-mapping.dmp
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memory/2064-138-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
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memory/2064-139-0x0000000005E40000-0x0000000005EA6000-memory.dmpFilesize
408KB
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memory/2064-140-0x00000000062E0000-0x0000000006330000-memory.dmpFilesize
320KB
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memory/4616-132-0x0000000000F30000-0x0000000001004000-memory.dmpFilesize
848KB
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memory/4616-133-0x0000000005FC0000-0x0000000006564000-memory.dmpFilesize
5.6MB
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memory/4616-134-0x0000000005A10000-0x0000000005AA2000-memory.dmpFilesize
584KB
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memory/4616-135-0x00000000059A0000-0x00000000059AA000-memory.dmpFilesize
40KB
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memory/4616-136-0x00000000097D0000-0x000000000986C000-memory.dmpFilesize
624KB