Analysis
-
max time kernel
142s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
01-12-2023 17:31
Static task
static1
Behavioral task
behavioral1
Sample
ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe
Resource
win10v2004-20231127-en
General
-
Target
ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe
-
Size
1007KB
-
MD5
81e322ffa4f08ef1ce49fc1401f523d6
-
SHA1
aff846fdab534596a2b79d7d4b37813e25b9055f
-
SHA256
ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7
-
SHA512
529f6be71dac266ad62149434591e58892df222c822151bd1afd99d4fd27cc7f51f7b71b340a2408ac63029accf63d4b550167bbbb4d941df267750aed792507
-
SSDEEP
12288:Kr9NAc2ZJGgcAGBUS/3OCvY43AZ8LjY4D4DLi/aDgOdcGrZdD:K/MG+Y3ZvRAyLjY4D4DLcGrZdD
Malware Config
Extracted
Protocol: smtp- Host:
mailbuilderbuilder.com - Port:
587 - Username:
[email protected] - Password:
Alluminio.1
Extracted
agenttesla
Protocol: smtp- Host:
mailbuilderbuilder.com - Port:
587 - Username:
[email protected] - Password:
Alluminio.1 - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
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 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 49 api.ipify.org 50 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exedescription pid process target process PID 2016 set thread context of 1556 2016 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exepid process 1556 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe 1556 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe 1556 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe 1556 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.execa340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exedescription pid process Token: SeDebugPrivilege 2016 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe Token: SeDebugPrivilege 1556 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exedescription pid process target process PID 2016 wrote to memory of 1556 2016 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe PID 2016 wrote to memory of 1556 2016 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe PID 2016 wrote to memory of 1556 2016 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe PID 2016 wrote to memory of 1556 2016 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe PID 2016 wrote to memory of 1556 2016 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe PID 2016 wrote to memory of 1556 2016 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe PID 2016 wrote to memory of 1556 2016 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe PID 2016 wrote to memory of 1556 2016 ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe"C:\Users\Admin\AppData\Local\Temp\ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2016 -
C:\Users\Admin\AppData\Local\Temp\ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exeC:\Users\Admin\AppData\Local\Temp\ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1556
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ca340328a09ac92cb4560a3ae9b479d314c5aa1eb551e38bf138034cd41abce7.exe.log
Filesize1KB
MD5c3941d9fa38f1717d5cecd7a2ca71667
SHA133b5362675383b58b4166ed9f9a61e5aa6768d2e
SHA256f1ed6ff1cd3df219061e32df1c75d6f48de6484cf50e5ea7d86cd8bcfcb93256
SHA51298f103ef97d32bf8c0566a6f6da5cf8d58d18f698c1b3e5bd0be0ea8462f5fe54c2e5e6b5188f2b7d8f70082ffd6745b1f7f6cab95af474e2b7eaed50a9d9c45