agenttesla | a2fe00c0e9a0dec7e53b4dc06ce6346042ef725cbefc2e4f45263e9c546d34d1

General

Target

RFQ.4414_12.exe
Size

398KB
MD5

5a15bed37168b2f5f5072b545106933a
SHA1

65323b5b51432a43dc23970154e60e091b2487dc
SHA256

a2fe00c0e9a0dec7e53b4dc06ce6346042ef725cbefc2e4f45263e9c546d34d1
SHA512

a09f42897f1e5468609e7dbb0beb1b2f5e43d0e226afe43fe48c37b3ac31d32019013bb03fb7545ab0c5f1803a944a882a6ec9f89112c6882f81e0d38b794a81

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mehatinfo.com
Port:
587
Username:
em@mehatinfo.com
Password:
V}muUc4yRa]R

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/1048-0-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1048-1-0x00000000004468DE-mapping.dmp	family_agenttesla
behavioral1/memory/1048-2-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1048-3-0x0000000000400000-0x000000000044C000-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:

RFQ.4414_12.exe

description pid process target process

PID 1612 set thread context of 1048 1612 RFQ.4414_12.exe RFQ.4414_12.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RFQ.4414_12.exe

pid process

1048 RFQ.4414_12.exe
1048 RFQ.4414_12.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RFQ.4414_12.exe

description pid process

Token: SeDebugPrivilege 1048 RFQ.4414_12.exe

description	pid	process	target process
PID 1612 set thread context of 1048	1612	RFQ.4414_12.exe	RFQ.4414_12.exe

pid	process
1048	RFQ.4414_12.exe
1048	RFQ.4414_12.exe

description	pid	process
Token: SeDebugPrivilege	1048	RFQ.4414_12.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

RFQ.4414_12.exe

description	pid	process	target process
PID 1612 wrote to memory of 1048	1612	RFQ.4414_12.exe	RFQ.4414_12.exe
PID 1612 wrote to memory of 1048	1612	RFQ.4414_12.exe	RFQ.4414_12.exe
PID 1612 wrote to memory of 1048	1612	RFQ.4414_12.exe	RFQ.4414_12.exe
PID 1612 wrote to memory of 1048	1612	RFQ.4414_12.exe	RFQ.4414_12.exe
PID 1612 wrote to memory of 1048	1612	RFQ.4414_12.exe	RFQ.4414_12.exe
PID 1612 wrote to memory of 1048	1612	RFQ.4414_12.exe	RFQ.4414_12.exe
PID 1612 wrote to memory of 1048	1612	RFQ.4414_12.exe	RFQ.4414_12.exe
PID 1612 wrote to memory of 1048	1612	RFQ.4414_12.exe	RFQ.4414_12.exe
PID 1612 wrote to memory of 1048	1612	RFQ.4414_12.exe	RFQ.4414_12.exe

C:\Users\Admin\AppData\Local\Temp\RFQ.4414_12.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ.4414_12.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1612

C:\Users\Admin\AppData\Local\Temp\RFQ.4414_12.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1048

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/1048-0-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1048-1-0x00000000004468DE-mapping.dmp

Download
memory/1048-2-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1048-3-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

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