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Analysis
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max time kernel
177s -
max time network
191s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
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submitted
01/05/2023, 20:10
General
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Target
SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe
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Size
550KB
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MD5
2818671e46042173af35e5f009284931
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SHA1
d9d410407b5e4e9735bc5d599d46adddc66648ba
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SHA256
6ff86780faf33da714a11fec5aa9c9eb1cff9d4ca221303e2cc3dd1847526926
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SHA512
223dbcff3ae2557f8342a7bcde75b20b5affd855394afe348a9378a39520a987dd0d3bc3bfbb61490b827c55f2f9742f1ea288b0e1d7085fe769cc4f981ce8ab
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SSDEEP
12288:doUakIXr5INZIgcSc43xNeaSyGJ8ZiVJhdD9TwH+ccUKcvb8oW/7:doU+iZE43xNo8ZITUPq
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.mercamaq.com.br - Port:
587 - Username:
[email protected] - Password:
!#Merc354 - 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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Detects Redline Stealer samples 3 IoCs
This rule detects the presence of Redline Stealer samples based on their unique strings.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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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 data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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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.
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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 8 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 20 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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\Roaming\FTFHVHnhmLY.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FTFHVHnhmLY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCA45.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.7804.9016.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5da10cdb55c2f475861d86f62aaa11cbd
SHA1dce666836ae79db8d5b01c04311adc11a726098b
SHA256bda84a8c7be11e6d18d00ebbfc698c4533977d2cf2efa129a359ef38afa7f2e4
SHA5127b04028b5b7368921a4d00493d83f043afb67a0f1d6c53c494699096366d828aa035d2e53c22cba07d1684220dd4c5fc3194f11cd3b9a3e0293acc0b7a71b5ae
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Filesize
64KB
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Filesize
64KB
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Filesize
32KB
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Filesize
104KB
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Filesize
56KB
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Filesize
216KB
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Filesize
600KB
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Filesize
6.2MB
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Filesize
120KB
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Filesize
40KB
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Filesize
408KB
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Filesize
408KB
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Filesize
64KB
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Filesize
104KB
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Filesize
6.5MB
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Filesize
120KB
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Filesize
136KB
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Filesize
64KB
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Filesize
200KB
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Filesize
304KB
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Filesize
64KB
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Filesize
192KB
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Filesize
320KB
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Filesize
1.8MB
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Filesize
64KB
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Filesize
568KB
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Filesize
40KB
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Filesize
5.6MB
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Filesize
584KB
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Filesize
624KB
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Filesize
64KB
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Filesize
64KB