Analysis
-
max time kernel
133s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
04-06-2024 01:00
Static task
static1
Behavioral task
behavioral1
Sample
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe
Resource
win7-20240419-en
General
-
Target
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe
-
Size
698KB
-
MD5
a5600816a7e60f1ac466eb56bbfbbbd4
-
SHA1
05735b0f2503a5f55cd3799306d80540558c86bf
-
SHA256
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec
-
SHA512
78a02f32113b1a29ad802501613db14920032ccca5ee5c2b29ab6963e624fb9cfa1ca95ba0196a327024e7e7f33bdeea9affcba701e31832d421e6aacfeed2ce
-
SSDEEP
12288:7MEKt/rFfalC4RfSHvsgZwTu1ibmUSEBUbrB4zXrw0Nii2g6ZjFdNw+vRiRyrXPe:tKN5iljRfWF/UsrmzzQFLw+QkJlWJ
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
sg2plcpnl0128.prod.sin2.secureserver.net - Port:
587 - Username:
[email protected] - Password:
oc27-JcbRAO~ - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4568-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_EXE_Packed_GEN01 -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4568-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4568-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID -
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4568-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4568-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4568-26-0x0000000000400000-0x0000000000442000-memory.dmp INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients -
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.
Processes:
powershell.exepowershell.exepid process 3816 powershell.exe 2452 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe -
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 30 api.ipify.org 31 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exedescription pid process target process PID 1788 set thread context of 4568 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe -
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 12 IoCs
Processes:
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exepowershell.exepowershell.exeRegSvcs.exepid process 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe 3816 powershell.exe 3816 powershell.exe 2452 powershell.exe 2452 powershell.exe 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe 4568 RegSvcs.exe 4568 RegSvcs.exe 4568 RegSvcs.exe 3816 powershell.exe 2452 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exepowershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe Token: SeDebugPrivilege 3816 powershell.exe Token: SeDebugPrivilege 2452 powershell.exe Token: SeDebugPrivilege 4568 RegSvcs.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exedescription pid process target process PID 1788 wrote to memory of 3816 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 1788 wrote to memory of 3816 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 1788 wrote to memory of 3816 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 1788 wrote to memory of 2452 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 1788 wrote to memory of 2452 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 1788 wrote to memory of 2452 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe powershell.exe PID 1788 wrote to memory of 4392 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe schtasks.exe PID 1788 wrote to memory of 4392 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe schtasks.exe PID 1788 wrote to memory of 4392 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe schtasks.exe PID 1788 wrote to memory of 4568 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 1788 wrote to memory of 4568 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 1788 wrote to memory of 4568 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 1788 wrote to memory of 4568 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 1788 wrote to memory of 4568 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 1788 wrote to memory of 4568 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 1788 wrote to memory of 4568 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe PID 1788 wrote to memory of 4568 1788 031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe RegSvcs.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe"C:\Users\Admin\AppData\Local\Temp\031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1788 -
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\031c712370f6c655fdd1e11f2eecae2065106e3f6588415dd9dfb42914e557ec.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3816
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QFoWfnEj.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2452
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QFoWfnEj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEC0.tmp"2⤵
- Creates scheduled task(s)
PID:4392
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4568
-
-
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 --field-trial-handle=4400,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=4252 /prefetch:81⤵PID:4620
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
Filesize
18KB
MD52cfc526353494759a0501800e12aedd2
SHA112a9b4df8c8655c7acae5170f543565921638d9d
SHA256dc9dd308656fbd36dc9f24a02642db688598ee787a88464cd4d54a8767e22e4e
SHA5127ba0beca561e19ded23c7819cd8dc9bc5f0408fade5ed0da3f1fbfde9ce35bb1ecc3c3c78c5ab046faf75477ac69d83775b2b271400d77343738dae61a0f1a8d
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD5dac00d7d10a2b72df7e7969b370451cc
SHA1aa279625c3ebb58efdc299d1a0de63c37335e075
SHA256b6be67b276d580a53d4223f3837c94ccb5302aca3a512a827fe394f02ef9a8e8
SHA51278177a570a9e6dd5b43033920bc43833c58a184dc612bcdb2ee2b9a711828fa7405d9f3f6e3c61d75204461934b0466a7e90a8e16f90f59a2957d583c2d1da81