Analysis
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max time kernel
95s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
29/11/2024, 13:50
Static task
static1
Behavioral task
behavioral1
Sample
7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe
Resource
win7-20240903-en
General
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Target
7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe
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Size
891KB
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MD5
fb9f807889b5259c301967a4bb5f94c0
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SHA1
16a9d20108759843e6add0cd6d962180ec95e7a8
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SHA256
7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7
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SHA512
79bc782f6981af1d64950a9b6dea169e88032ba92296767143cb2003f2fd96fcff7c7302843d36d7c104525e78abf2c3c86f217871b383a66bb9cbb128163e68
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SSDEEP
12288:OCb+eCSmtf69nmPjmm153xBOsALReFEWNe2U9O+3EWvYb2NE1ftF:3CX69mrmmLQd+EWN+/YbR1lF
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.iaa-airferight.com - Port:
587 - Username:
[email protected] - Password:
webmaster - 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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Agenttesla family
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3712 powershell.exe 2632 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.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 3 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.
flow ioc 20 api.ipify.org 21 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3496 set thread context of 4196 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 103 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3068 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3712 powershell.exe 2632 powershell.exe 2632 powershell.exe 3712 powershell.exe 4196 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 4196 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3712 powershell.exe Token: SeDebugPrivilege 2632 powershell.exe Token: SeDebugPrivilege 4196 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 3496 wrote to memory of 3712 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 97 PID 3496 wrote to memory of 3712 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 97 PID 3496 wrote to memory of 3712 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 97 PID 3496 wrote to memory of 2632 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 99 PID 3496 wrote to memory of 2632 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 99 PID 3496 wrote to memory of 2632 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 99 PID 3496 wrote to memory of 3068 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 101 PID 3496 wrote to memory of 3068 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 101 PID 3496 wrote to memory of 3068 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 101 PID 3496 wrote to memory of 4196 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 103 PID 3496 wrote to memory of 4196 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 103 PID 3496 wrote to memory of 4196 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 103 PID 3496 wrote to memory of 4196 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 103 PID 3496 wrote to memory of 4196 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 103 PID 3496 wrote to memory of 4196 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 103 PID 3496 wrote to memory of 4196 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 103 PID 3496 wrote to memory of 4196 3496 7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe"C:\Users\Admin\AppData\Local\Temp\7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3496 -
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\7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3712
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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\UPwsxyDW.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2632
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UPwsxyDW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC0A0.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3068
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C:\Users\Admin\AppData\Local\Temp\7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe"C:\Users\Admin\AppData\Local\Temp\7741ed0d9432680cc61dcd2aaffb38614a6251ce6315781403ffcad38e57a6d7N.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4196
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5b27fa868ba315ec5c1462d9fdb6cef58
SHA1248199801e0f2d3c0b56bafa640e61ea71b93e35
SHA256a93e70b89a36b8126a4f31dfb8ae4d89e9f64213608d58c804ad87bf7194b992
SHA51274e353a1b2d3163370161ceac46f83fac987999625bd7a1a36322c7f38eeeceaf1f643dd8dd5374932b5d8260669aa5ffc27a232431b77846a1c7de932addfee
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5b2b7be61518de6f7d41e6feb86bf3567
SHA18797a5b4701a94f3e4dc1e22ec9a22dbffde7032
SHA2563850fe179e7fddaf75bb6fa952f6fddfcfc3f9bec375cf85e116fad329ac440c
SHA512688b5594d6772a23eff3fa91d7307ed42b45efab163a31c7cad365a8c0ac83556331acfadb713e3cb1f16b9594e799972923c73208c5435d333f8b2f04998e52