agenttesla | 8f3b0ef6f4cd6df460722293345a683c186c33bca3f41e1239111ec6868efd3d

General

Target

document_pdf.exe
Size

639KB
MD5

e7a5ebe1a43c195f43e96feea6da7345
SHA1

d78d7f07cc571946b549bfd1d2dc700c2d1d27b7
SHA256

8f3b0ef6f4cd6df460722293345a683c186c33bca3f41e1239111ec6868efd3d
SHA512

3508daad7dfa04d5cda400370eb72d1fa2022260a47ef33c5dd7e596f99a6e0b8a1f557bc614bba97713550d42271af1b0e49febcd7a2eacf070e52b09d48336

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.albagoestates.com
Port:
587
Username:
reservationassist@albagoestates.com
Password:
Reasestates01

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/1096-3-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1096-4-0x0000000000446E2E-mapping.dmp	family_agenttesla
behavioral1/memory/1096-5-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/1096-6-0x0000000000400000-0x000000000044C000-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:

document_pdf.exe

description pid process target process

PID 828 set thread context of 1096 828 document_pdf.exe document_pdf.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

document_pdf.exedocument_pdf.exe

pid process

828 document_pdf.exe
828 document_pdf.exe
828 document_pdf.exe
1096 document_pdf.exe
1096 document_pdf.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

document_pdf.exedocument_pdf.exe

description pid process

Token: SeDebugPrivilege 828 document_pdf.exe
Token: SeDebugPrivilege 1096 document_pdf.exe

description	pid	process	target process
PID 828 set thread context of 1096	828	document_pdf.exe	document_pdf.exe

pid	process
828	document_pdf.exe
828	document_pdf.exe
828	document_pdf.exe
1096	document_pdf.exe
1096	document_pdf.exe

description	pid	process
Token: SeDebugPrivilege	828	document_pdf.exe
Token: SeDebugPrivilege	1096	document_pdf.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

document_pdf.exe

description	pid	process	target process
PID 828 wrote to memory of 1096	828	document_pdf.exe	document_pdf.exe
PID 828 wrote to memory of 1096	828	document_pdf.exe	document_pdf.exe
PID 828 wrote to memory of 1096	828	document_pdf.exe	document_pdf.exe
PID 828 wrote to memory of 1096	828	document_pdf.exe	document_pdf.exe
PID 828 wrote to memory of 1096	828	document_pdf.exe	document_pdf.exe
PID 828 wrote to memory of 1096	828	document_pdf.exe	document_pdf.exe
PID 828 wrote to memory of 1096	828	document_pdf.exe	document_pdf.exe
PID 828 wrote to memory of 1096	828	document_pdf.exe	document_pdf.exe
PID 828 wrote to memory of 1096	828	document_pdf.exe	document_pdf.exe

C:\Users\Admin\AppData\Local\Temp\document_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\document_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:828

C:\Users\Admin\AppData\Local\Temp\document_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\document_pdf.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1096

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

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Downloads

memory/828-1-0x0000000000000000-0x0000000000000000-disk.dmp

Download
memory/1096-3-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1096-4-0x0000000000446E2E-mapping.dmp

Download
memory/1096-5-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/1096-6-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download

Analysis

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