Analysis
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max time kernel
125s -
max time network
50s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
02-12-2023 09:21
Static task
static1
Behavioral task
behavioral1
Sample
6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe
Resource
win7-20231130-en
Behavioral task
behavioral2
Sample
6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe
Resource
win10v2004-20231130-en
General
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Target
6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe
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Size
713KB
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MD5
b93651f3c0395fde4b9cdf16d78808a0
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SHA1
f73862ace26b8d28bdf1e994ba8a55b1dda06334
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SHA256
6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd
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SHA512
1c3b33c6528c63fdddc0847f5723f6d2130616e37d9cb4aab3206741545494bcee40b9d8b9e56d08d1a22e60855b28052aee2a06d85718987c59240a94f9dde8
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SSDEEP
12288:drbwLijB6+6ODydZZ8ZEoIQJcf95AmBHseP2i9SQtZILwobADA:dnQ+6VLobc9umtseP2i9SQtZI31
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.tecnosilos.com.py - Port:
587 - Username:
[email protected] - Password:
kOS;ST~,F3UX - 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
Processes:
6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exedescription pid process target process PID 1424 set thread context of 2064 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe MSBuild.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1700 2064 WerFault.exe MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exeMSBuild.exepid process 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe 2064 MSBuild.exe 2064 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exeMSBuild.exedescription pid process Token: SeDebugPrivilege 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe Token: SeDebugPrivilege 2064 MSBuild.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exedescription pid process target process PID 1424 wrote to memory of 3268 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe MSBuild.exe PID 1424 wrote to memory of 3268 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe MSBuild.exe PID 1424 wrote to memory of 3268 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe MSBuild.exe PID 1424 wrote to memory of 2064 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe MSBuild.exe PID 1424 wrote to memory of 2064 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe MSBuild.exe PID 1424 wrote to memory of 2064 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe MSBuild.exe PID 1424 wrote to memory of 2064 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe MSBuild.exe PID 1424 wrote to memory of 2064 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe MSBuild.exe PID 1424 wrote to memory of 2064 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe MSBuild.exe PID 1424 wrote to memory of 2064 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe MSBuild.exe PID 1424 wrote to memory of 2064 1424 6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe"C:\Users\Admin\AppData\Local\Temp\6228505d8b5589a8b844eb392624cca72715b7f57b997a641cdc3614d39260fd.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1424 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵PID:3268
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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:2064 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 13763⤵
- Program crash
PID:1700
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2064 -ip 20641⤵PID:4860