agenttesla | 6b2be02a171b63ff4f491b92a4ed8bbd149fe897852a0247fae4819280ad8b16

General

Target

C6719.exe
Size

833KB
MD5

ff68b5e48124e858601ed9ad5c74db6d
SHA1

0507da5fc4d5f1a9e9cab8fa85da8a8c21db0cc2
SHA256

6b2be02a171b63ff4f491b92a4ed8bbd149fe897852a0247fae4819280ad8b16
SHA512

82e51a3876c7bbd0fa3ffe137d5e34f03592c2ac573ba74f78a29b7eeec44e01c7ca7368f6bfccb91fbb469d4bdc48be97c955e04d9c640d4492c0f49dc645c5

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
ikem123456789

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1852-0-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1852-1-0x0000000000446A4E-mapping.dmp	family_agenttesla
behavioral1/memory/1852-2-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1852-3-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
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

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

C6719.exe

description pid process target process

PID 1768 set thread context of 1852 1768 C6719.exe C6719.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

C6719.exe

pid process

1852 C6719.exe
1852 C6719.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

C6719.exe

description pid process

Token: SeDebugPrivilege 1852 C6719.exe

description	pid	process	target process
PID 1768 set thread context of 1852	1768	C6719.exe	C6719.exe

pid	process
1852	C6719.exe
1852	C6719.exe

description	pid	process
Token: SeDebugPrivilege	1852	C6719.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

C6719.exe

description	pid	process	target process
PID 1768 wrote to memory of 1852	1768	C6719.exe	C6719.exe
PID 1768 wrote to memory of 1852	1768	C6719.exe	C6719.exe
PID 1768 wrote to memory of 1852	1768	C6719.exe	C6719.exe
PID 1768 wrote to memory of 1852	1768	C6719.exe	C6719.exe
PID 1768 wrote to memory of 1852	1768	C6719.exe	C6719.exe
PID 1768 wrote to memory of 1852	1768	C6719.exe	C6719.exe
PID 1768 wrote to memory of 1852	1768	C6719.exe	C6719.exe
PID 1768 wrote to memory of 1852	1768	C6719.exe	C6719.exe
PID 1768 wrote to memory of 1852	1768	C6719.exe	C6719.exe

C:\Users\Admin\AppData\Local\Temp\C6719.exe
"C:\Users\Admin\AppData\Local\Temp\C6719.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1768

C:\Users\Admin\AppData\Local\Temp\C6719.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1852

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1852-0-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1852-1-0x0000000000446A4E-mapping.dmp

Download
memory/1852-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1852-3-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

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