Analysis
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max time kernel
97s -
max time network
54s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
20-05-2022 18:52
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.W32.AIDetectNet.01.3863.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.W32.AIDetectNet.01.3863.exe
Resource
win10v2004-20220414-en
General
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Target
SecuriteInfo.com.W32.AIDetectNet.01.3863.exe
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Size
33KB
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MD5
f9b22eba385a5cc41beeb04219154a65
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SHA1
edd510202518fe38df66cccb798b67aaf403e7c7
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SHA256
ccc113567da099b116f4a0123a95378bc17381787ddccd070b7277549aac0eb6
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SHA512
6b91050e6cdca5445cf55be511017ec68a6ecb25aa8d02a9fc4cbb26a9721cfaf86747b5e1ef5cf1b7b41435cef1b625f8f346e134dfbf533efc2ae5985b3ad4
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.permagraf.com.mx - Port:
587 - Username:
[email protected] - Password:
icui4cu2@@ - 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 Payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1164-63-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1164-64-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1164-65-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1164-66-0x0000000000436DAE-mapping.dmp family_agenttesla behavioral1/memory/1164-68-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1164-70-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
SecuriteInfo.com.W32.AIDetectNet.01.3863.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\Xalhtqoxn = "\"C:\\Users\\Admin\\AppData\\Roaming\\Kwnosvl\\Xalhtqoxn.exe\"" SecuriteInfo.com.W32.AIDetectNet.01.3863.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SecuriteInfo.com.W32.AIDetectNet.01.3863.exedescription pid process target process PID 636 set thread context of 1164 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe MSBuild.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1784 timeout.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
SecuriteInfo.com.W32.AIDetectNet.01.3863.exeMSBuild.exepid process 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe 1164 MSBuild.exe 1164 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
SecuriteInfo.com.W32.AIDetectNet.01.3863.exeMSBuild.exedescription pid process Token: SeDebugPrivilege 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe Token: SeDebugPrivilege 1164 MSBuild.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
SecuriteInfo.com.W32.AIDetectNet.01.3863.execmd.exedescription pid process target process PID 636 wrote to memory of 2004 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe cmd.exe PID 636 wrote to memory of 2004 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe cmd.exe PID 636 wrote to memory of 2004 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe cmd.exe PID 636 wrote to memory of 2004 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe cmd.exe PID 2004 wrote to memory of 1784 2004 cmd.exe timeout.exe PID 2004 wrote to memory of 1784 2004 cmd.exe timeout.exe PID 2004 wrote to memory of 1784 2004 cmd.exe timeout.exe PID 2004 wrote to memory of 1784 2004 cmd.exe timeout.exe PID 636 wrote to memory of 1164 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe MSBuild.exe PID 636 wrote to memory of 1164 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe MSBuild.exe PID 636 wrote to memory of 1164 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe MSBuild.exe PID 636 wrote to memory of 1164 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe MSBuild.exe PID 636 wrote to memory of 1164 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe MSBuild.exe PID 636 wrote to memory of 1164 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe MSBuild.exe PID 636 wrote to memory of 1164 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe MSBuild.exe PID 636 wrote to memory of 1164 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe MSBuild.exe PID 636 wrote to memory of 1164 636 SecuriteInfo.com.W32.AIDetectNet.01.3863.exe MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.3863.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.3863.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:636 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout 202⤵
- Suspicious use of WriteProcessMemory
PID:2004 -
C:\Windows\SysWOW64\timeout.exetimeout 203⤵
- Delays execution with timeout.exe
PID:1784 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1164