Analysis
- max time kernel
770s - max time network
723s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
03/04/2024, 19:33
General
- Target 7df532109f62b797fafb07b9250ac95635b332902108e9f6733909e2e27d23ec.exe
- Size 990KB
- Sample240403-x9s8rsae6t
- SHA256 7df532109f62b797fafb07b9250ac95635b332902108e9f6733909e2e27d23ec
Malware Config
Extracted
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
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Username
-
Password
PMOYQrU0
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
PMOYQrU0
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 10 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\7df532109f62b797fafb07b9250ac95635b332902108e9f6733909e2e27d23ec.exe"C:\Users\Admin\AppData\Local\Temp\7df532109f62b797fafb07b9250ac95635b332902108e9f6733909e2e27d23ec.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\PYzDzmuUmUW.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PYzDzmuUmUW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE743.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\7df532109f62b797fafb07b9250ac95635b332902108e9f6733909e2e27d23ec.exe"C:\Users\Admin\AppData\Local\Temp\7df532109f62b797fafb07b9250ac95635b332902108e9f6733909e2e27d23ec.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3052 --field-trial-handle=2276,i,1205556100727695622,5044463180471657307,262144 --variations-seed-version /prefetch:81⤵
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2152 --field-trial-handle=2276,i,1205556100727695622,5044463180471657307,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_oxj1ibey.3yn.ps1
tmpE743.tmp
memory/1116-30-0x0000000005250000-0x00000000052B6000-memory.dmp
memory/1116-61-0x00000000060E0000-0x00000000060FE000-memory.dmp
memory/1116-74-0x0000000074410000-0x0000000074BC0000-memory.dmp
memory/1116-71-0x0000000007200000-0x0000000007208000-memory.dmp
memory/1116-70-0x0000000007220000-0x000000000723A000-memory.dmp
memory/1116-69-0x0000000007120000-0x0000000007134000-memory.dmp
memory/1116-68-0x0000000007110000-0x000000000711E000-memory.dmp
memory/1116-67-0x00000000070E0000-0x00000000070F1000-memory.dmp
memory/1116-66-0x0000000007160000-0x00000000071F6000-memory.dmp
memory/1116-15-0x0000000074410000-0x0000000074BC0000-memory.dmp
memory/1116-16-0x0000000002200000-0x0000000002236000-memory.dmp
memory/1116-17-0x0000000000910000-0x0000000000920000-memory.dmp
memory/1116-40-0x0000000005470000-0x00000000057C4000-memory.dmp
memory/1116-64-0x0000000006E40000-0x0000000006E5A000-memory.dmp
memory/1116-20-0x0000000000910000-0x0000000000920000-memory.dmp
memory/1116-63-0x00000000074C0000-0x0000000007B3A000-memory.dmp
memory/1116-62-0x0000000006D90000-0x0000000006E33000-memory.dmp
memory/1116-41-0x0000000074410000-0x0000000074BC0000-memory.dmp
memory/1116-25-0x0000000004C20000-0x0000000005248000-memory.dmp
memory/1116-50-0x0000000070090000-0x00000000700DC000-memory.dmp
memory/1116-49-0x0000000006100000-0x0000000006132000-memory.dmp
memory/1116-47-0x0000000000910000-0x0000000000920000-memory.dmp
memory/1116-29-0x0000000004B70000-0x0000000004B92000-memory.dmp
memory/1116-45-0x0000000000910000-0x0000000000920000-memory.dmp
memory/1116-44-0x0000000005BE0000-0x0000000005C2C000-memory.dmp
memory/1116-65-0x0000000006EB0000-0x0000000006EBA000-memory.dmp
memory/1116-43-0x0000000005B90000-0x0000000005BAE000-memory.dmp
memory/1116-42-0x0000000000910000-0x0000000000920000-memory.dmp
memory/1472-9-0x0000000006740000-0x00000000067C8000-memory.dmp
memory/1472-8-0x0000000006700000-0x000000000670E000-memory.dmp
memory/1472-0-0x0000000074410000-0x0000000074BC0000-memory.dmp
memory/1472-4-0x00000000053C0000-0x00000000053D0000-memory.dmp
memory/1472-5-0x0000000005140000-0x000000000514A000-memory.dmp
memory/1472-6-0x00000000065C0000-0x00000000065D4000-memory.dmp
memory/1472-27-0x0000000074410000-0x0000000074BC0000-memory.dmp
memory/1472-7-0x00000000066F0000-0x00000000066FA000-memory.dmp
memory/1472-19-0x0000000074410000-0x0000000074BC0000-memory.dmp
memory/1472-1-0x00000000005B0000-0x00000000006AE000-memory.dmp
memory/1472-3-0x0000000005080000-0x0000000005112000-memory.dmp
memory/1472-10-0x0000000007D10000-0x0000000007DAC000-memory.dmp
memory/1472-22-0x00000000053C0000-0x00000000053D0000-memory.dmp
memory/1472-2-0x0000000005810000-0x0000000005DB4000-memory.dmp
memory/3000-48-0x0000000005710000-0x0000000005720000-memory.dmp
memory/3000-23-0x0000000074410000-0x0000000074BC0000-memory.dmp
memory/3000-21-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3000-51-0x0000000006C40000-0x0000000006C90000-memory.dmp
memory/3000-26-0x0000000005710000-0x0000000005720000-memory.dmp
memory/3000-28-0x00000000058D0000-0x0000000005936000-memory.dmp
memory/3000-46-0x0000000074410000-0x0000000074BC0000-memory.dmp