agenttesla | 5a9f5848c0305a43cf26c3776ed1d4683fbc9d2f59349cd741efe792313affaa

General

Target

payment to new bank account.exe
Size

447KB
MD5

783f004a10ee4968177781da7c16afe6
SHA1

86ba9ef1a91abf63cf9a3c6bcc7a67fa37e3494e
SHA256

5a9f5848c0305a43cf26c3776ed1d4683fbc9d2f59349cd741efe792313affaa
SHA512

9c3f1f4234691671b3852380feff86462675cc6c1c855ab2ed1cd0f6e83d6ca0bb377589df9b0af74211bf0046034cc59a30871931d51d1bfae6b2750a4845d3

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
millersolomonjaja@yandex.ru
Password:
solomon12345$$$1

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/1128-2-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/1128-3-0x0000000000449EEE-mapping.dmp	family_agenttesla
behavioral1/memory/1128-4-0x0000000000400000-0x000000000044E000-memory.dmp	family_agenttesla
behavioral1/memory/1128-5-0x0000000000400000-0x000000000044E000-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:

payment to new bank account.exe

description pid process target process

PID 1492 set thread context of 1128 1492 payment to new bank account.exe payment to new bank account.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

payment to new bank account.exe

pid process

1128 payment to new bank account.exe
1128 payment to new bank account.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

payment to new bank account.exe

description pid process

Token: SeDebugPrivilege 1128 payment to new bank account.exe

description	pid	process	target process
PID 1492 set thread context of 1128	1492	payment to new bank account.exe	payment to new bank account.exe

pid	process
1128	payment to new bank account.exe
1128	payment to new bank account.exe

description	pid	process
Token: SeDebugPrivilege	1128	payment to new bank account.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

payment to new bank account.exe

description	pid	process	target process
PID 1492 wrote to memory of 1128	1492	payment to new bank account.exe	payment to new bank account.exe
PID 1492 wrote to memory of 1128	1492	payment to new bank account.exe	payment to new bank account.exe
PID 1492 wrote to memory of 1128	1492	payment to new bank account.exe	payment to new bank account.exe
PID 1492 wrote to memory of 1128	1492	payment to new bank account.exe	payment to new bank account.exe
PID 1492 wrote to memory of 1128	1492	payment to new bank account.exe	payment to new bank account.exe
PID 1492 wrote to memory of 1128	1492	payment to new bank account.exe	payment to new bank account.exe
PID 1492 wrote to memory of 1128	1492	payment to new bank account.exe	payment to new bank account.exe
PID 1492 wrote to memory of 1128	1492	payment to new bank account.exe	payment to new bank account.exe
PID 1492 wrote to memory of 1128	1492	payment to new bank account.exe	payment to new bank account.exe

C:\Users\Admin\AppData\Local\Temp\payment to new bank account.exe
"C:\Users\Admin\AppData\Local\Temp\payment to new bank account.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1492

C:\Users\Admin\AppData\Local\Temp\payment to new bank account.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1128

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/1128-2-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1128-3-0x0000000000449EEE-mapping.dmp

Download
memory/1128-4-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1128-5-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1492-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download

Analysis

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