Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-11-2024 14:26
Static task
static1
Behavioral task
behavioral1
Sample
SWIFTCOPY202973783.vbe
Resource
win7-20240903-en
General
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Target
SWIFTCOPY202973783.vbe
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Size
10KB
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MD5
254471760724bb645f41689c3bdc6dac
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SHA1
ceda7f23ac91b4af194c758b3c6e5b9100766da4
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SHA256
ef670fb4793463bc81ae7f07fc809bab0962fec614a3fef3bc779a4a382c2eae
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SHA512
f18fad6ae29adb4fca5b4b1a3d525062f955bc94ec89d4d913e6b0d802838ed428ecfdc42c18ae8950814889d0636bb47598236163e2a138dea8062431a04867
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SSDEEP
192:7QiwcCrwQiaIf536yhD1uFyQ3NvR13N1QZd9N0FK:2c+wQhQ53ZD8Fj3tRVN1M/NF
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
162.254.34.31 - Port:
587 - Username:
[email protected] - Password:
M992uew1mw6Z - 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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Agenttesla family
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Blocklisted process makes network request 1 IoCs
Processes:
WScript.exeflow pid Process 1 4920 WScript.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
WScript.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation WScript.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 38 api.ipify.org 39 api.ipify.org -
Drops file in System32 directory 1 IoCs
Processes:
powershell.exedescription ioc Process File opened for modification C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
powershell.exedescription pid Process procid_target PID 5012 set thread context of 2780 5012 powershell.exe 105 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
MSBuild.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
wermgr.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString wermgr.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz wermgr.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
wermgr.exedescription ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS wermgr.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU wermgr.exe -
Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
Processes:
description flow ioc HTTP User-Agent header 1 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
powershell.exeMSBuild.exepid Process 5012 powershell.exe 5012 powershell.exe 5012 powershell.exe 2780 MSBuild.exe 2780 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exeMSBuild.exedescription pid Process Token: SeDebugPrivilege 5012 powershell.exe Token: SeDebugPrivilege 2780 MSBuild.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
WScript.exepowershell.exedescription pid Process procid_target PID 1464 wrote to memory of 5012 1464 WScript.exe 101 PID 1464 wrote to memory of 5012 1464 WScript.exe 101 PID 5012 wrote to memory of 2780 5012 powershell.exe 105 PID 5012 wrote to memory of 2780 5012 powershell.exe 105 PID 5012 wrote to memory of 2780 5012 powershell.exe 105 PID 5012 wrote to memory of 2780 5012 powershell.exe 105 PID 5012 wrote to memory of 2780 5012 powershell.exe 105 PID 5012 wrote to memory of 2780 5012 powershell.exe 105 PID 5012 wrote to memory of 2780 5012 powershell.exe 105 PID 5012 wrote to memory of 2780 5012 powershell.exe 105 PID 5012 wrote to memory of 4892 5012 powershell.exe 106 PID 5012 wrote to memory of 4892 5012 powershell.exe 106 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\SWIFTCOPY202973783.vbe"1⤵
- Blocklisted process makes network request
PID:4920
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C:\Windows\System32\WScript.exeC:\Windows\System32\WScript.exe "C:\Users\Admin\AppData\Roaming\LPFpWIHXbpdnRBc.vbs"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1464 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe"2⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5012 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2780
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C:\Windows\system32\wermgr.exe"C:\Windows\system32\wermgr.exe" "-outproc" "0" "5012" "2732" "2660" "2736" "0" "0" "2740" "0" "0" "0" "0" "0"3⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:4892
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD55b12725548e7be334795090aab4c663a
SHA13f3cfaba2d7d57817d08f73b6693c7ed7c632932
SHA2567ea2c1cdb0947698fcc82e9c7624c63a92d73671dd48d368a35c968a77a6cfac
SHA51214ea70502134fd28f709071da5d9a1adf4fe7fc08fea5afdc22092374043219eb5bae6a8506000efbcf231bc05162ab34d2fc95015156ac3fbc84da35ab8b928