Analysis
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max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
05-12-2023 17:31
Static task
static1
Behavioral task
behavioral1
Sample
6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe
Resource
win10v2004-20231201-en
General
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Target
6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe
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Size
831KB
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MD5
de9a7592767870d46a0c9b6904123e41
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SHA1
a6b927daae8cc3a086c396826cdb1a27e324e517
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SHA256
6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e
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SHA512
4a761b3aaa8a2969ea77b65e2348e8b7826e558fa8f77e731634c876ffe2dcfa524b78f1facd51d573cbc8e2b83fdea8a0013b0696354372432dc5ed0150496b
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SSDEEP
12288:zfYNr4RfqsxP45+po2EbiC3BXx/kzdZ3B6JnbEp9TWUDUMDq3UbyNMAGzZiNS:Tqsk+pJEbiCRXRO30Jb6TWUDUMDqn+G
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.issltd.org - Port:
587 - Username:
[email protected] - Password:
iss123 - 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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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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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exedescription pid process target process PID 2104 set thread context of 2620 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.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:
6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exepowershell.exepid process 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 2620 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 2620 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 2312 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exepowershell.exedescription pid process Token: SeDebugPrivilege 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe Token: SeDebugPrivilege 2620 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe Token: SeDebugPrivilege 2312 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exedescription pid process target process PID 2104 wrote to memory of 2312 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe powershell.exe PID 2104 wrote to memory of 2312 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe powershell.exe PID 2104 wrote to memory of 2312 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe powershell.exe PID 2104 wrote to memory of 2312 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe powershell.exe PID 2104 wrote to memory of 2740 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe schtasks.exe PID 2104 wrote to memory of 2740 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe schtasks.exe PID 2104 wrote to memory of 2740 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe schtasks.exe PID 2104 wrote to memory of 2740 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe schtasks.exe PID 2104 wrote to memory of 2620 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe PID 2104 wrote to memory of 2620 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe PID 2104 wrote to memory of 2620 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe PID 2104 wrote to memory of 2620 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe PID 2104 wrote to memory of 2620 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe PID 2104 wrote to memory of 2620 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe PID 2104 wrote to memory of 2620 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe PID 2104 wrote to memory of 2620 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe PID 2104 wrote to memory of 2620 2104 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe 6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe"C:\Users\Admin\AppData\Local\Temp\6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2104 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uhdslg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9EAF.tmp"2⤵
- Creates scheduled task(s)
PID:2740 -
C:\Users\Admin\AppData\Local\Temp\6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe"C:\Users\Admin\AppData\Local\Temp\6d74543f38f2167a092399d5f54dd0a1343046a4d46a750537376c03bf2c725e.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2620 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\uhdslg.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2312
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD543c2620e0a7b3e5f185c8fb78ac6ab60
SHA1013914e77974c0363013de3c0bb4e7fa2f13a51c
SHA25623daeaa3df4c851b7da71be399e06144678657f9b1a9629ae60dacb2bae2b382
SHA5128340f1ea5e9aed23cc6bcf191ed23c73b5220e9fbf163d17bbdf83514b9005c4f6218d2580989c43e8759fbdb97191f2a049145476ca621a9b28dea5eb92d0ca