Analysis
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max time kernel
140s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
08-12-2023 01:22
Static task
static1
Behavioral task
behavioral1
Sample
c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe
Resource
win10v2004-20231130-en
General
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Target
c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe
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Size
661KB
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MD5
aabe461f3a4be6041b990be78a217efd
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SHA1
cd98cee32161731b530ebf03e135776d0e2dcde1
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SHA256
c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a
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SHA512
8265b7bd95b7f8bb4143b4190a34f35e57361d790229e3c37b569b4cc35dec3b0baa489c5c3e5d2e1b5d5834a70d870d4380e84139918bfbeb47e0428a114ef6
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SSDEEP
12288:vhkZ59oJhtSu/rNXIqG4CguW3fspbDpP7WnaO4r7TeMTwmOCAQJ9HS:vK/2TtTJdObs6ZEmvAk
Malware Config
Extracted
Protocol: smtp- Host:
mail.abi0expertise.com - Port:
587 - Username:
[email protected] - Password:
xiuYxQ5Qjvvo
Extracted
agenttesla
Protocol: smtp- Host:
mail.abi0expertise.com - Port:
587 - Username:
[email protected] - Password:
xiuYxQ5Qjvvo - 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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Control Panel\International\Geo\Nation c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.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:
c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exedescription pid process target process PID 4180 set thread context of 3876 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe -
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 6 IoCs
Processes:
powershell.exec5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exepid process 2408 powershell.exe 2408 powershell.exe 3876 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe 3876 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe 3876 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe 2408 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exec5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exedescription pid process Token: SeDebugPrivilege 2408 powershell.exe Token: SeDebugPrivilege 3876 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exedescription pid process target process PID 4180 wrote to memory of 2408 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe powershell.exe PID 4180 wrote to memory of 2408 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe powershell.exe PID 4180 wrote to memory of 2408 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe powershell.exe PID 4180 wrote to memory of 3552 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe schtasks.exe PID 4180 wrote to memory of 3552 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe schtasks.exe PID 4180 wrote to memory of 3552 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe schtasks.exe PID 4180 wrote to memory of 3876 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe PID 4180 wrote to memory of 3876 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe PID 4180 wrote to memory of 3876 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe PID 4180 wrote to memory of 3876 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe PID 4180 wrote to memory of 3876 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe PID 4180 wrote to memory of 3876 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe PID 4180 wrote to memory of 3876 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe PID 4180 wrote to memory of 3876 4180 c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe"C:\Users\Admin\AppData\Local\Temp\c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4180 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pmtunpXBQFRgOe.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2408 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pmtunpXBQFRgOe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8359.tmp"2⤵
- Creates scheduled task(s)
PID:3552 -
C:\Users\Admin\AppData\Local\Temp\c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe"C:\Users\Admin\AppData\Local\Temp\c5be8215f63e6f135915fa6f2bc5503d53c57cd9b58d7fefd5e32b1dbc93b18a.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3876
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD538b25a6f604c494d42cd091391e8a066
SHA1640512da1f0c92dcf3b3f87f874a039b9d282b92
SHA25687cfc5c3923795664cf5bafa3dc500044e4f29594deaf52efaf34a71c5dad5e0
SHA512a55a52e9aadb5eb6bc26aaa33dbcfd87eb04fd9204252337715ec936e09c0645910e1bdd7ff4e40ba813f9526e7bdf52f47ba2c55ed29bcfd20e9ae2a9cc7f83