Analysis
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max time kernel
98s -
max time network
107s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
05-12-2023 02:15
Static task
static1
Behavioral task
behavioral1
Sample
da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe
Resource
win7-20231201-en
Behavioral task
behavioral2
Sample
da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe
Resource
win10v2004-20231130-en
General
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Target
da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe
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Size
831KB
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MD5
760aa1072729571f7faa1242cab99ecd
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SHA1
0d09e137c6dccac3732e078c1acf0de8e0b856d7
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SHA256
da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5
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SHA512
eee4fe700a951deb99edaabe3be89c928b8308c40ee4267b46b414abfbbb2e52dfb9c2d9aba2b33bd96858c04ffeb7c1e85eda2caa45e0426c59ffccc1504c89
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SSDEEP
12288:ifYNr4RFWxP45+po26iJaYi5Ehgx1RSdNggBArzzWANTXvTQxthcLLrqkUXqDJ6Z:kWk+pJnI/5A+RzgivLTXswL2kU4vRxw
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.tecnosilos.com.py - Port:
587 - Username:
[email protected] - Password:
dX,@;SPvm;h{ - 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:
da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-596315103-1488671723-776734015-1000\Control Panel\International\Geo\Nation da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.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:
da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exedescription pid process target process PID 3584 set thread context of 3540 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.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 4 IoCs
Processes:
powershell.exeda2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exepid process 880 powershell.exe 3540 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe 3540 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe 880 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exeda2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exedescription pid process Token: SeDebugPrivilege 880 powershell.exe Token: SeDebugPrivilege 3540 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exedescription pid process target process PID 3584 wrote to memory of 880 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe powershell.exe PID 3584 wrote to memory of 880 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe powershell.exe PID 3584 wrote to memory of 880 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe powershell.exe PID 3584 wrote to memory of 2692 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe schtasks.exe PID 3584 wrote to memory of 2692 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe schtasks.exe PID 3584 wrote to memory of 2692 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe schtasks.exe PID 3584 wrote to memory of 3540 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe PID 3584 wrote to memory of 3540 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe PID 3584 wrote to memory of 3540 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe PID 3584 wrote to memory of 3540 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe PID 3584 wrote to memory of 3540 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe PID 3584 wrote to memory of 3540 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe PID 3584 wrote to memory of 3540 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe PID 3584 wrote to memory of 3540 3584 da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe"C:\Users\Admin\AppData\Local\Temp\da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3584 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kxndIv.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:880 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kxndIv" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8C90.tmp"2⤵
- Creates scheduled task(s)
PID:2692 -
C:\Users\Admin\AppData\Local\Temp\da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe"C:\Users\Admin\AppData\Local\Temp\da2b611c232afac3da0250001eb0de83d531744edee6c4a3cee147f56265b9e5.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3540
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
1KB
MD59defad353b83a4e62f9d0d04196a3dd8
SHA1610ce4cf7f96ffee53b8ed5afb5c647376192da5
SHA256dce3541973c8fcb7fde50de92d7fad2eab0b65eb8f4f1cbcaa7c90ff1f287827
SHA51272867af20028f126778049c6356f8ef8080c4f6afedafb672f747acfa395941fed05244362b82f0fc7a974f2dfd6a4f310d3294030d4841396c607ac5779578d