Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20231130-en -
resource tags
arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system -
submitted
09-12-2023 02:06
Static task
static1
Behavioral task
behavioral1
Sample
6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe
Resource
win7-20231130-en
Behavioral task
behavioral2
Sample
6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe
Resource
win10v2004-20231130-en
General
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Target
6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe
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Size
658KB
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MD5
b087af830bd6a458dfcb3d2f84c1d33a
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SHA1
0a631f914b663df5e8d8a1fce9acd6efe47d52a9
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SHA256
6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634
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SHA512
cce3562355f91603e135808ea89587ef4968ad5ee9f0c4aa0b2a736fe0e31174d66bd6ff2c68acfbd3219c8e71ee3791c4ff47c184150fa96e68406822b09de7
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SSDEEP
12288:j1hkZ5OkjA7iqT/1jeFSTz+OWNtBPL6KLlgJIn5Wn+fPEFFSfC4V:BK/SiC/1aFSMnLkJInE26ofCW
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.tecnosilos.com.py - Port:
587 - Username:
[email protected] - Password:
dX,@;SPvm;h{ - 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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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1716 set thread context of 2576 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 32 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2584 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 3028 powershell.exe 2576 MSBuild.exe 2576 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3028 powershell.exe Token: SeDebugPrivilege 2576 MSBuild.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 1716 wrote to memory of 3028 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 28 PID 1716 wrote to memory of 3028 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 28 PID 1716 wrote to memory of 3028 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 28 PID 1716 wrote to memory of 3028 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 28 PID 1716 wrote to memory of 2584 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 30 PID 1716 wrote to memory of 2584 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 30 PID 1716 wrote to memory of 2584 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 30 PID 1716 wrote to memory of 2584 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 30 PID 1716 wrote to memory of 2576 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 32 PID 1716 wrote to memory of 2576 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 32 PID 1716 wrote to memory of 2576 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 32 PID 1716 wrote to memory of 2576 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 32 PID 1716 wrote to memory of 2576 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 32 PID 1716 wrote to memory of 2576 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 32 PID 1716 wrote to memory of 2576 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 32 PID 1716 wrote to memory of 2576 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 32 PID 1716 wrote to memory of 2576 1716 6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe"C:\Users\Admin\AppData\Local\Temp\6517be0ad6c3d08f0a7643268e616400ca30fff6fef58c823d6b4c05c838b634.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1716 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OrWrIEyWG.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3028
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OrWrIEyWG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp59D3.tmp"2⤵
- Creates scheduled task(s)
PID:2584
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2576
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD535b83be72659e5d147f8613652a1767d
SHA124370707371420db7e7cd671bb4a7aedd8680dad
SHA256c2e9d06b84fc8bacb2e7fbdbecf9affae2aaf03837881955d1c39706dcecc415
SHA512db31cdb925a298316ef41a43803a6bbcc935aeb202697f84247725f7c4dde7e03418a306c6289e631218e5ad6d9139b739f7e732b2155f58b3a844cf46bec80b