Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
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submitted
23-05-2024 08:27
General
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Target
SecuriteInfo.com.W32.MSIL_Kryptik.KZR.gen.Eldorado.14377.exe
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Size
930KB
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MD5
5a9fb46b5034fd8af30f74735eeef49c
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SHA1
8cf680dd42e9e4e1649698573e3f17ab9919df8e
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SHA256
fc1ef39decb8a6c7b9ba61c4a4be9048d9e7ac29619e6704d7549f1524a3b6a3
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SHA512
bb20326cea0985e0001d922c6392a2e1b42fb14fdcab7fa890e91e9236bc53db84b82f8cad3988aad01453f306fce0f46e44e6ddab8252bee45468bddcc250f0
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SSDEEP
12288:tuZsuRLyfDp2XqM6KTzDTtRXKVXx/uLxojvG8rMUxkR:gZsg+fDp2XxZTrWcG+hUs
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.valeofarma.it - Port:
587 - Username:
[email protected] - Password:
valeofarmavero - 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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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 1 IoCs
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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.
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Suspicious behavior: EnumeratesProcesses 9 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 17 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.KZR.gen.Eldorado.14377.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.KZR.gen.Eldorado.14377.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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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\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.KZR.gen.Eldorado.14377.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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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\WBiJAzSTzgbR.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WBiJAzSTzgbR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7213.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.KZR.gen.Eldorado.14377.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.KZR.gen.Eldorado.14377.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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Filesize
18KB
MD555d6d89d6dea05642fda0288eabb4da2
SHA1ab282dbb36ca86d9beed93427bbf56e202ed5dc1
SHA256189d3ebcec18d06a7eabcc56344b049424d7674168a3b9709c5b3ef902e29e69
SHA512a5340a4f926854b86b17574071bb3d5c35e97b265ad60a23be917af3b9bc22234c2049b8267fe9274a2216df0a531d18ba2e857ff9437def8f08cfc3e4daebd0
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD572c2f27c46a5097e0da76cec34ea1271
SHA1c1f233c1df58536022a95ef8968547baebcfcd34
SHA2562f81bc137ac971ccb3a8e716ad661e0465a2e5376285a3bae6db0e9660d38806
SHA51263598986071b216ee245a82228ba794ff2db7593d2a4d28ef1d0916bc379bde3372582e45898ff897b547c51b23662cb7a7677f91cc7e43b0c0a6e9a70569a40
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Filesize
320KB
-
Filesize
256KB
-
Filesize
40KB
-
Filesize
64KB
-
Filesize
520KB
-
Filesize
624KB
-
Filesize
104KB
-
Filesize
7.7MB
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Filesize
584KB
-
Filesize
4KB
-
Filesize
7.7MB
-
Filesize
5.6MB
-
Filesize
944KB
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Filesize
6.5MB
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Filesize
304KB
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Filesize
7.7MB
-
Filesize
104KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
32KB
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Filesize
7.7MB
-
Filesize
80KB
-
Filesize
68KB
-
Filesize
40KB
-
Filesize
104KB
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Filesize
7.7MB
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Filesize
56KB
-
Filesize
200KB
-
Filesize
120KB
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Filesize
7.7MB
-
Filesize
304KB
-
Filesize
304KB
-
Filesize
600KB
-
Filesize
120KB
-
Filesize
652KB
-
Filesize
136KB
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Filesize
3.3MB
-
Filesize
408KB
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Filesize
6.2MB
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Filesize
7.7MB
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Filesize
7.7MB
-
Filesize
408KB
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Filesize
216KB