Analysis
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max time kernel
120s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
20/04/2024, 09:26
Static task
static1
Behavioral task
behavioral1
Sample
37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe
Resource
win10v2004-20240412-en
General
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Target
37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe
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Size
1007KB
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MD5
25e87d17f0c864ffdc217d43c82cc36c
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SHA1
aecd0ff1a25d22ace6ab1c9650589ca916cabf3f
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SHA256
37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7
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SHA512
d1809508e78d48d398e48602a381c7e3bd45295a7b5bbd25403bf1edd351b495cb85c4e2076099b97401e1d41dfd36670540d7431cf8c8c5ca574f96147c304d
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SSDEEP
24576:0f7y6rwJVCUv7MQehWtnEYVe5+2brHkfbwHo7m:xj/DMV4tebHYbwGm
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.tabcoeng.com - Port:
587 - Username:
[email protected] - Password:
TaSq3365! - 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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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2236 set thread context of 2536 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 35 -
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 2952 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 2900 powershell.exe 2884 powershell.exe 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 2536 MSBuild.exe 2536 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe Token: SeDebugPrivilege 2900 powershell.exe Token: SeDebugPrivilege 2884 powershell.exe Token: SeDebugPrivilege 2536 MSBuild.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2236 wrote to memory of 2884 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 28 PID 2236 wrote to memory of 2884 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 28 PID 2236 wrote to memory of 2884 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 28 PID 2236 wrote to memory of 2884 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 28 PID 2236 wrote to memory of 2900 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 30 PID 2236 wrote to memory of 2900 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 30 PID 2236 wrote to memory of 2900 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 30 PID 2236 wrote to memory of 2900 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 30 PID 2236 wrote to memory of 2952 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 32 PID 2236 wrote to memory of 2952 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 32 PID 2236 wrote to memory of 2952 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 32 PID 2236 wrote to memory of 2952 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 32 PID 2236 wrote to memory of 2536 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 35 PID 2236 wrote to memory of 2536 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 35 PID 2236 wrote to memory of 2536 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 35 PID 2236 wrote to memory of 2536 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 35 PID 2236 wrote to memory of 2536 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 35 PID 2236 wrote to memory of 2536 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 35 PID 2236 wrote to memory of 2536 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 35 PID 2236 wrote to memory of 2536 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 35 PID 2236 wrote to memory of 2536 2236 37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe"C:\Users\Admin\AppData\Local\Temp\37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2236 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\37fda41fdb04917e4c0da2880b51ba07e959d53a31a93a9b47785a5be8807bd7.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2884
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TgfQNrhQjjseHY.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2900
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TgfQNrhQjjseHY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDF96.tmp"2⤵
- Creates scheduled task(s)
PID:2952
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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:2536
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5b684930cf20ac795351f3a4c181ef908
SHA1c7d7f34ca6d53d7a0f1f3f70fcf6810fa266330f
SHA2565367b755f79464d11d33b9303d87a50048db3ae4279c587d18f5a5b6ba0c598d
SHA512dedc8189f1e556c35b9759491db454cb6a11a47006fdb313b283374223f72f39867bd33cde81a1c12db5ca966b45da08be5c1b1a17c218406d932d9c8b5810ce
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD5bacd80766ea0df3f3708441e40d08b09
SHA1a622f75afa815cd9ed2a5bd45e2fe3e9fc6940d0
SHA25679c9477f5c6d2989e57e08067acf7cb2437408ad1389b08953e0460c5fea3a42
SHA512fdcc383ddbc971e8ac3d50e065a660fecaad7251708823a8a5a4f39a7944c9c289054745c82c4540b86d30bdd65df8749cfd22620ace72f69f97ab9df4b17566