Analysis
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max time kernel
117s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13-09-2024 06:16
Static task
static1
Behavioral task
behavioral1
Sample
MV TBN CALL PORT FOR LOADING COAL_pdf.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
MV TBN CALL PORT FOR LOADING COAL_pdf.exe
Resource
win10v2004-20240802-en
General
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Target
MV TBN CALL PORT FOR LOADING COAL_pdf.exe
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Size
641KB
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MD5
2546f92a54b6f32407cb0d86c91b330c
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SHA1
3b2eeddcae26a3efbb431fc4863e4765ff556392
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SHA256
c4152d490edfcc1620c4579bc9e9455b8cb71cb9efecb38140a22385ea95a9ce
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SHA512
df3cdd886e0ac5c315e47b352030313d189d51d4d959977421e443cf6fffd02df108319b5b277c202567caa86327803e1aaf9830d89c3bbc8ee7015703f28ea4
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SSDEEP
12288:Tbx119VXiwDIgVFyDu7iKXy2pGL3v5GzD1uIOUgQX14JE9xje50VwXH:BD95lGb5GzDL1pg06
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://cash4cars.nz - Port:
21 - Username:
[email protected] - Password:
-[([pqM~nGA4
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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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 4400 powershell.exe 2288 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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation MV TBN CALL PORT FOR LOADING COAL_pdf.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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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 21 api.ipify.org 22 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4608 set thread context of 3812 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 98 -
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 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 MV TBN CALL PORT FOR LOADING COAL_pdf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MV TBN CALL PORT FOR LOADING COAL_pdf.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 4616 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 4400 powershell.exe 2288 powershell.exe 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 3812 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 3812 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 4400 powershell.exe 2288 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe Token: SeDebugPrivilege 4400 powershell.exe Token: SeDebugPrivilege 2288 powershell.exe Token: SeDebugPrivilege 3812 MV TBN CALL PORT FOR LOADING COAL_pdf.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 4608 wrote to memory of 4400 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 92 PID 4608 wrote to memory of 4400 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 92 PID 4608 wrote to memory of 4400 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 92 PID 4608 wrote to memory of 2288 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 94 PID 4608 wrote to memory of 2288 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 94 PID 4608 wrote to memory of 2288 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 94 PID 4608 wrote to memory of 4616 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 96 PID 4608 wrote to memory of 4616 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 96 PID 4608 wrote to memory of 4616 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 96 PID 4608 wrote to memory of 3812 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 98 PID 4608 wrote to memory of 3812 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 98 PID 4608 wrote to memory of 3812 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 98 PID 4608 wrote to memory of 3812 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 98 PID 4608 wrote to memory of 3812 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 98 PID 4608 wrote to memory of 3812 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 98 PID 4608 wrote to memory of 3812 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 98 PID 4608 wrote to memory of 3812 4608 MV TBN CALL PORT FOR LOADING COAL_pdf.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe"C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4608 -
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\MV TBN CALL PORT FOR LOADING COAL_pdf.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4400
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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\dpRbrdOWQX.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2288
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dpRbrdOWQX" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEC54.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4616
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C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe"C:\Users\Admin\AppData\Local\Temp\MV TBN CALL PORT FOR LOADING COAL_pdf.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3812
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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
MD520e65c999c08810a0bd32f6c101bc486
SHA170904ae81f241340903fdcd3a345415b2812cfb4
SHA256f84e8d9981e8b91f59f1f1f101160d25775e61993ea4d8000c300302a66ca394
SHA512453e35fd6e0f9273c0ca0831748e43a9ad1605ba3982832eeb011639c2856766bfef548e9dbed3c2422ef5615faf8edfa1d90fdd5a61d87e96c05c5a1a7400b8
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD56ba990b574817d4842c4a4b11a398c8b
SHA13a11e73cc798eea10c026e77932b400491ee8233
SHA25626d52f016c94d62f4f59aa9debe11bc84a4980cd293e4b168eda321bb672cb53
SHA5129df3e3e8e1627034524b130906f59ecaac17a00d6892b0741405b03cef1efb7bddbf69d33374f12f887d7378f2370760190acff727b7e43b24bf9133428bce3c