Analysis
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max time kernel
135s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
21-05-2024 13:12
Static task
static1
Behavioral task
behavioral1
Sample
rPAGO_8732.exe
Resource
win7-20240221-en
General
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Target
rPAGO_8732.exe
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Size
836KB
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MD5
0668ddb7de67098ce3a2196f81602740
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SHA1
1e54e23d77360b45a297ee1e4040e51a93fb38f8
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SHA256
86f2279dcd0fefd01392dda46e202ae5e1528322b34ddf7029ef3efd58b5b45e
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SHA512
04b1d59543f65533efab5fafbdda3a75feb8bae34b3f91912692b9d46773df2b417e1b672b470d6e565ee5e54c298bf77b37721e6be98a8c4583d4ee94afad2f
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SSDEEP
12288:i+x504bFtx504bFWxPah3iI6p0lJy5hzmnIFMgKOyg+tlxoJjzX374:Hw4bjw4bZ3k0nmCIFMgxrfn7
Malware Config
Extracted
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
Jchalen82
Extracted
agenttesla
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
Jchalen82 - 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 1 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.
Processes:
rPAGO_8732.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation rPAGO_8732.exe -
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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Suspicious use of SetThreadContext 1 IoCs
Processes:
rPAGO_8732.exedescription pid process target process PID 2188 set thread context of 2544 2188 rPAGO_8732.exe rPAGO_8732.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
rPAGO_8732.exerPAGO_8732.exepowershell.exepid process 2188 rPAGO_8732.exe 2188 rPAGO_8732.exe 2544 rPAGO_8732.exe 2544 rPAGO_8732.exe 4884 powershell.exe 4884 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
rPAGO_8732.exerPAGO_8732.exepowershell.exedescription pid process Token: SeDebugPrivilege 2188 rPAGO_8732.exe Token: SeDebugPrivilege 2544 rPAGO_8732.exe Token: SeDebugPrivilege 4884 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rPAGO_8732.exedescription pid process target process PID 2188 wrote to memory of 4884 2188 rPAGO_8732.exe powershell.exe PID 2188 wrote to memory of 4884 2188 rPAGO_8732.exe powershell.exe PID 2188 wrote to memory of 4884 2188 rPAGO_8732.exe powershell.exe PID 2188 wrote to memory of 2544 2188 rPAGO_8732.exe rPAGO_8732.exe PID 2188 wrote to memory of 2544 2188 rPAGO_8732.exe rPAGO_8732.exe PID 2188 wrote to memory of 2544 2188 rPAGO_8732.exe rPAGO_8732.exe PID 2188 wrote to memory of 2544 2188 rPAGO_8732.exe rPAGO_8732.exe PID 2188 wrote to memory of 2544 2188 rPAGO_8732.exe rPAGO_8732.exe PID 2188 wrote to memory of 2544 2188 rPAGO_8732.exe rPAGO_8732.exe PID 2188 wrote to memory of 2544 2188 rPAGO_8732.exe rPAGO_8732.exe PID 2188 wrote to memory of 2544 2188 rPAGO_8732.exe rPAGO_8732.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\rPAGO_8732.exe"C:\Users\Admin\AppData\Local\Temp\rPAGO_8732.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2188 -
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\rPAGO_8732.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4884
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C:\Users\Admin\AppData\Local\Temp\rPAGO_8732.exe"C:\Users\Admin\AppData\Local\Temp\rPAGO_8732.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2544
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82