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Analysis
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max time kernel
142s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
20/11/2023, 12:32
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe
Resource
win10v2004-20231020-en
General
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Target
SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe
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Size
595KB
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MD5
c19399e9045071dc4ab0cb7f52f2f59e
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SHA1
1cc4169e607c1dbed814b66aef383d764b7a6e13
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SHA256
51b487c92f5e52dc485cb8971b4725ed6a475e2ace51946e3cc113863067ef13
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SHA512
35a4eeaa6c3d823810e5d2882758a0ee0682d8de31088fb8d2d2adc2fa407eed521ec3390ac2abb690cd3bac40261e1164e6df7180e9a0829f8bef1d001ac00a
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SSDEEP
12288:SMvCerm7itLTtlCJmBwHiKthWrbCurA+0Jlwhw/hKrGUMLT:jqermWltlCJmB6iShWGQ90A+hyQ
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
merajlimited.com - Port:
587 - Username:
[email protected] - Password:
Pa$$word786 - 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 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 18 api.ipify.org 19 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3808 set thread context of 1664 3808 SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe 93 -
Program crash 1 IoCs
pid pid_target Process procid_target 4668 1664 WerFault.exe 93 -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3808 SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe 3808 SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe 1664 RegSvcs.exe 1664 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3808 SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe Token: SeDebugPrivilege 1664 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3808 wrote to memory of 1664 3808 SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe 93 PID 3808 wrote to memory of 1664 3808 SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe 93 PID 3808 wrote to memory of 1664 3808 SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe 93 PID 3808 wrote to memory of 1664 3808 SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe 93 PID 3808 wrote to memory of 1664 3808 SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe 93 PID 3808 wrote to memory of 1664 3808 SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe 93 PID 3808 wrote to memory of 1664 3808 SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe 93 PID 3808 wrote to memory of 1664 3808 SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.DWR.gen.Eldorado.5366.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3808 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1664 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1664 -s 19723⤵
- Program crash
PID:4668
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1664 -ip 16641⤵PID:3360