agenttesla | 4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de

General

Target

4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
Size

685KB
MD5

50b9be167826255d7cbcd579859dfa36
SHA1

6f8eb9f0ac0927c9817d86c9971cf0f6b594fe7e
SHA256

4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de
SHA512

eb7a03894af93e69a1fb4a270c20d7f066107b62d8e65485c60f1439c704c4157a3fc09539eca3c67b05e2b49f36c0a58dc0070b8bce4b986ca0a590e71a5691
SSDEEP

12288:HpEx504bF0+s18j7gLY+yttn8PVfWPVIwLDVPprQ4+C3/s:JEw4b2dz+6VO1Vpk4J3/

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
aYl@txL3
Email To:
[email protected]

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. 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1296-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1296-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1296-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1296-9-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01
behavioral1/memory/1296-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_EXE_Packed_GEN01

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1296-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1296-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1296-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1296-9-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral1/memory/1296-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1296-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1296-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1296-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1296-9-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
behavioral1/memory/1296-17-0x0000000000400000-0x0000000000440000-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 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1296-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1296-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1296-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1296-9-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
behavioral1/memory/1296-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1296-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1296-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1296-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1296-9-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
behavioral1/memory/1296-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1296-15-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1296-13-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1296-10-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1296-9-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
behavioral1/memory/1296-17-0x0000000000400000-0x0000000000440000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

2700 powershell.exe
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

pid	process
2700	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe

description	pid	process	target process
PID 836 set thread context of 1296	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exepowershell.exe

pid	process
836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
1296	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
1296	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
2700	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
Token: SeDebugPrivilege	1296	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
Token: SeDebugPrivilege	2700	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe

description	pid	process	target process
PID 836 wrote to memory of 2700	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	powershell.exe
PID 836 wrote to memory of 2700	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	powershell.exe
PID 836 wrote to memory of 2700	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	powershell.exe
PID 836 wrote to memory of 2700	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	powershell.exe
PID 836 wrote to memory of 1296	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
PID 836 wrote to memory of 1296	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
PID 836 wrote to memory of 1296	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
PID 836 wrote to memory of 1296	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
PID 836 wrote to memory of 1296	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
PID 836 wrote to memory of 1296	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
PID 836 wrote to memory of 1296	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
PID 836 wrote to memory of 1296	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
PID 836 wrote to memory of 1296	836	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe	4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe

C:\Users\Admin\AppData\Local\Temp\4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
"C:\Users\Admin\AppData\Local\Temp\4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:836

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\4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2700

C:\Users\Admin\AppData\Local\Temp\4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe
"C:\Users\Admin\AppData\Local\Temp\4776c583afca82ddd0fb0414a3a2386acecb5b4c7be3e562850c7723b018d2de.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1296

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/836-18-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/836-1-0x0000000000950000-0x0000000000A02000-memory.dmp

Filesize
712KB

Download
memory/836-2-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/836-3-0x0000000000A10000-0x0000000000A2A000-memory.dmp

Filesize
104KB

Download
memory/836-4-0x0000000000680000-0x0000000000690000-memory.dmp

Filesize
64KB

Download
memory/836-5-0x0000000004960000-0x00000000049E2000-memory.dmp

Filesize
520KB

Download
memory/836-0-0x000000007440E000-0x000000007440F000-memory.dmp

Filesize
4KB

Download
memory/1296-6-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1296-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1296-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1296-10-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1296-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1296-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1296-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/1296-15-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads