Analysis
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max time kernel
100s -
max time network
109s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
05-12-2023 18:19
Static task
static1
Behavioral task
behavioral1
Sample
e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe
Resource
win10v2004-20231130-en
General
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Target
e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe
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Size
812KB
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MD5
73c4d511b769f0869c87b5d4621f2a81
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SHA1
a8928f94fc09b95a019ca5cc4a7f3c0f89966684
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SHA256
e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74
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SHA512
9d886ebccc71c4e060fafdcf2d736fea2ec391495935c20fa5542f2fb7ec045587cbe25f408f239be7616c6b027e7590ee5ee121306952514ed6e0586f39d8d4
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SSDEEP
24576:/34/up+pJBv8nNX2ohpy+1AphoGJLYQgll7Bq:/38PJ2NziyAphoGxYZl
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
sg3plcpnl0195.prod.sin3.secureserver.net - Port:
587 - Username:
[email protected] - Password:
V#[email protected]&Qo! - 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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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 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 6 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exedescription pid process target process PID 2276 set thread context of 4652 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exee71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exepid process 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe 4652 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe 4652 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exee71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exedescription pid process Token: SeDebugPrivilege 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe Token: SeDebugPrivilege 4652 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exedescription pid process target process PID 2276 wrote to memory of 4680 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe PID 2276 wrote to memory of 4680 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe PID 2276 wrote to memory of 4680 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe PID 2276 wrote to memory of 4652 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe PID 2276 wrote to memory of 4652 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe PID 2276 wrote to memory of 4652 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe PID 2276 wrote to memory of 4652 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe PID 2276 wrote to memory of 4652 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe PID 2276 wrote to memory of 4652 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe PID 2276 wrote to memory of 4652 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe PID 2276 wrote to memory of 4652 2276 e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe"C:\Users\Admin\AppData\Local\Temp\e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2276 -
C:\Users\Admin\AppData\Local\Temp\e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe"C:\Users\Admin\AppData\Local\Temp\e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe"2⤵PID:4680
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C:\Users\Admin\AppData\Local\Temp\e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe"C:\Users\Admin\AppData\Local\Temp\e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4652
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e71a07f99b82d89d7dcd21041055ec628b6c8855af5f44f954354dee5fa6fb74exe.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3