Analysis
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max time kernel
145s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2024 16:30
Static task
static1
Behavioral task
behavioral1
Sample
SOA.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
SOA.exe
Resource
win10v2004-20240226-en
General
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Target
SOA.exe
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Size
512KB
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MD5
5fbde32f923edf89d89dcab60b07fd86
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SHA1
dfdd545ca3b31bf3d74bfa1598ffb2bbac987dd0
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SHA256
e6b35b0c81fbe9a13602d49d28b382c697263672a937486910073fcb54e3b1b0
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SHA512
45cdf0fce3f266355530157a3b61d6855810be83ac455be456a57bc3b8a2ddc684fd3862c3ba7ee82ffc34bed004b779060b21905e4386c5fa3ecf631e38a9e6
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SSDEEP
12288:mySBeyYq6YFBpaIq8kA6UItMjk/l8tIR:wBdYZYFBvJkA6HIMD
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.citechco.net - Port:
587 - Username:
anando@citechco.net - Password:
Webana@321#
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1956-12-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Drops file in Drivers directory 1 IoCs
Processes:
RegSvcs.exedescription ioc process File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NXLun = "C:\\Users\\Admin\\AppData\\Roaming\\NXLun\\NXLun.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SOA.exedescription pid process target process PID 908 set thread context of 1956 908 SOA.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
SOA.exeRegSvcs.exepid process 908 SOA.exe 908 SOA.exe 908 SOA.exe 908 SOA.exe 1956 RegSvcs.exe 1956 RegSvcs.exe 1956 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SOA.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 908 SOA.exe Token: SeDebugPrivilege 1956 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
SOA.exedescription pid process target process PID 908 wrote to memory of 1956 908 SOA.exe RegSvcs.exe PID 908 wrote to memory of 1956 908 SOA.exe RegSvcs.exe PID 908 wrote to memory of 1956 908 SOA.exe RegSvcs.exe PID 908 wrote to memory of 1956 908 SOA.exe RegSvcs.exe PID 908 wrote to memory of 1956 908 SOA.exe RegSvcs.exe PID 908 wrote to memory of 1956 908 SOA.exe RegSvcs.exe PID 908 wrote to memory of 1956 908 SOA.exe RegSvcs.exe PID 908 wrote to memory of 1956 908 SOA.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SOA.exe"C:\Users\Admin\AppData\Local\Temp\SOA.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1424 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/908-10-0x0000000007290000-0x000000000732C000-memory.dmpFilesize
624KB
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memory/908-2-0x0000000006080000-0x0000000006624000-memory.dmpFilesize
5.6MB
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memory/908-11-0x00000000073E0000-0x0000000007440000-memory.dmpFilesize
384KB
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memory/908-3-0x0000000005C60000-0x0000000005DE6000-memory.dmpFilesize
1.5MB
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memory/908-4-0x0000000005B70000-0x0000000005C02000-memory.dmpFilesize
584KB
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memory/908-5-0x0000000005A30000-0x0000000005A40000-memory.dmpFilesize
64KB
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memory/908-6-0x0000000005A80000-0x0000000005A8A000-memory.dmpFilesize
40KB
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memory/908-7-0x0000000005B60000-0x0000000005B6A000-memory.dmpFilesize
40KB
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memory/908-0-0x00000000751E0000-0x0000000075990000-memory.dmpFilesize
7.7MB
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memory/908-9-0x0000000005A30000-0x0000000005A40000-memory.dmpFilesize
64KB
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memory/908-16-0x00000000751E0000-0x0000000075990000-memory.dmpFilesize
7.7MB
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memory/908-1-0x0000000000FE0000-0x0000000001066000-memory.dmpFilesize
536KB
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memory/908-8-0x00000000751E0000-0x0000000075990000-memory.dmpFilesize
7.7MB
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memory/1956-14-0x00000000751E0000-0x0000000075990000-memory.dmpFilesize
7.7MB
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memory/1956-15-0x0000000005180000-0x0000000005190000-memory.dmpFilesize
64KB
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memory/1956-24-0x0000000005180000-0x0000000005190000-memory.dmpFilesize
64KB
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memory/1956-17-0x00000000051D0000-0x00000000051E8000-memory.dmpFilesize
96KB
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memory/1956-18-0x0000000005F90000-0x0000000005FF6000-memory.dmpFilesize
408KB
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memory/1956-19-0x00000000751E0000-0x0000000075990000-memory.dmpFilesize
7.7MB
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memory/1956-20-0x0000000005180000-0x0000000005190000-memory.dmpFilesize
64KB
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memory/1956-23-0x0000000006380000-0x00000000063D0000-memory.dmpFilesize
320KB
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memory/1956-12-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB