General
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Target
f42df0be84fd4d31bfe9d85920a80240ef40b989bd1992c78f9c7b00c711ad92
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Size
772KB
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Sample
240605-ce9baaba3x
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MD5
8b26e6042ded65ef4fad01cd4c111932
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SHA1
07e81c2b3c9c23fb584c50f8cdf4cc9711be03e7
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SHA256
f42df0be84fd4d31bfe9d85920a80240ef40b989bd1992c78f9c7b00c711ad92
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SHA512
43488ffc5c4deaa3154cfd0b7cf0b82ac818769ba60d591aea4fb36c63046b8dc18aaa9809f0bfbd703a8f9dccb343e7fd14264c22fd0a91eb45ba8b9e5cd1f6
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SSDEEP
12288:WAeFyvK/78pKLHQe7CAFU/mJdAjZrt9r9uI1+eariA7dl4k7YOLXLBlEpkMacsom:Wjybsd2/mLAjZZ9r9+rFROk7DpX7/+O
Static task
static1
Behavioral task
behavioral1
Sample
f42df0be84fd4d31bfe9d85920a80240ef40b989bd1992c78f9c7b00c711ad92.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f42df0be84fd4d31bfe9d85920a80240ef40b989bd1992c78f9c7b00c711ad92.exe
Resource
win10v2004-20240426-en
Malware Config
Extracted
Protocol: smtp- Host:
mail.deblokhoeve.be - Port:
587 - Username:
[email protected] - Password:
Blokhoeve2490.i
Extracted
agenttesla
Protocol: smtp- Host:
mail.deblokhoeve.be - Port:
587 - Username:
[email protected] - Password:
Blokhoeve2490.i - Email To:
[email protected]
Targets
-
-
Target
f42df0be84fd4d31bfe9d85920a80240ef40b989bd1992c78f9c7b00c711ad92
-
Size
772KB
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MD5
8b26e6042ded65ef4fad01cd4c111932
-
SHA1
07e81c2b3c9c23fb584c50f8cdf4cc9711be03e7
-
SHA256
f42df0be84fd4d31bfe9d85920a80240ef40b989bd1992c78f9c7b00c711ad92
-
SHA512
43488ffc5c4deaa3154cfd0b7cf0b82ac818769ba60d591aea4fb36c63046b8dc18aaa9809f0bfbd703a8f9dccb343e7fd14264c22fd0a91eb45ba8b9e5cd1f6
-
SSDEEP
12288:WAeFyvK/78pKLHQe7CAFU/mJdAjZrt9r9uI1+eariA7dl4k7YOLXLBlEpkMacsom:Wjybsd2/mLAjZZ9r9+rFROk7DpX7/+O
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Adds Run key to start application
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Defense Evasion
Modify Registry
2Subvert Trust Controls
1Install Root Certificate
1