agenttesla | 378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512

Analysis

max time kernel
120s
max time network
145s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28-03-2024 02:11

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General

Target

378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
Size

628KB
MD5

c2e1460408151bfafe7f52dfb4750afd
SHA1

49741ca58a04a95490df18ce1bfd697eced7e176
SHA256

378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512
SHA512

dbe5f730db165faa34563e1e967229568ac6deef0e1187e549b8d479f3cad1ad1dd85dfa598b8c7174ddd4d836a9da190e3b8d4e75b571f1b81bed9eab112f32
SSDEEP

12288:qa5Wgd2+vQo6mVoZZmcwJE4w6W0AYesYASN3hE5D84qI:ugd0oVI94w6WFjZASN3q5A4B

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://discord.com/api/webhooks/1222063930139086928/2Vg1Z1z7AWyTYIiICGAds8u69Kb-0e0rknSGkQxVLW2pI6G-7AwX8FCkrKw70QfPItcz

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Detect packed .NET executables. Mostly AgentTeslaV4. 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1708-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1708-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1708-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1708-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1708-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1708-21-0x0000000004B30000-0x0000000004B70000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1708-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1708-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1708-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1708-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1708-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1708-21-0x0000000004B30000-0x0000000004B70000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables Discord URL observed in first stage droppers 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1708-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DiscordURL
behavioral1/memory/1708-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DiscordURL
behavioral1/memory/1708-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DiscordURL
behavioral1/memory/1708-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DiscordURL
behavioral1/memory/1708-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DiscordURL
behavioral1/memory/1708-21-0x0000000004B30000-0x0000000004B70000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_DiscordURL

Detects executables packed with SmartAssembly 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2200-4-0x0000000000870000-0x000000000087C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

Detects executables referencing Windows vault credential objects. Observed in infostealers 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1708-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1708-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1708-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1708-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1708-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1708-21-0x0000000004B30000-0x0000000004B70000-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 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1708-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1708-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1708-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1708-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1708-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1708-21-0x0000000004B30000-0x0000000004B70000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1708-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1708-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1708-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1708-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1708-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1708-21-0x0000000004B30000-0x0000000004B70000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1708-11-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1708-10-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1708-14-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1708-18-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1708-16-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1708-21-0x0000000004B30000-0x0000000004B70000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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

4 api.ipify.org
5 api.ipify.org

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

description	pid	process	target process
PID 2200 set thread context of 1708	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

pid	process
2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
1708	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
1708	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

description	pid	process
Token: SeDebugPrivilege	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
Token: SeDebugPrivilege	1708	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

description	pid	process	target process
PID 2200 wrote to memory of 2440	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 2200 wrote to memory of 2440	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 2200 wrote to memory of 2440	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 2200 wrote to memory of 2440	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 2200 wrote to memory of 1708	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 2200 wrote to memory of 1708	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 2200 wrote to memory of 1708	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 2200 wrote to memory of 1708	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 2200 wrote to memory of 1708	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 2200 wrote to memory of 1708	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 2200 wrote to memory of 1708	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 2200 wrote to memory of 1708	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
PID 2200 wrote to memory of 1708	2200	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe	378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe

C:\Users\Admin\AppData\Local\Temp\378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
"C:\Users\Admin\AppData\Local\Temp\378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2200

C:\Users\Admin\AppData\Local\Temp\378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
"C:\Users\Admin\AppData\Local\Temp\378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe"
2⤵
PID:2440

C:\Users\Admin\AppData\Local\Temp\378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe
"C:\Users\Admin\AppData\Local\Temp\378a5373cb0cdab87777f9864381aaeca5bb38f6bd97108feaeedef6f46ea512.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1708

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/1708-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1708-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1708-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1708-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1708-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1708-23-0x0000000004B30000-0x0000000004B70000-memory.dmp

Filesize
256KB

Download
memory/1708-22-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/1708-21-0x0000000004B30000-0x0000000004B70000-memory.dmp

Filesize
256KB

Download
memory/1708-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1708-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1708-20-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/1708-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2200-6-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/2200-3-0x0000000000860000-0x0000000000872000-memory.dmp

Filesize
72KB

Download
memory/2200-4-0x0000000000870000-0x000000000087C000-memory.dmp

Filesize
48KB

Download
memory/2200-0-0x00000000002B0000-0x0000000000352000-memory.dmp

Filesize
648KB

Download
memory/2200-2-0x0000000004D60000-0x0000000004DA0000-memory.dmp

Filesize
256KB

Download
memory/2200-19-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/2200-7-0x0000000004D60000-0x0000000004DA0000-memory.dmp

Filesize
256KB

Download
memory/2200-1-0x0000000074130000-0x000000007481E000-memory.dmp

Filesize
6.9MB

Download
memory/2200-5-0x0000000005120000-0x00000000051A4000-memory.dmp

Filesize
528KB

Download