agenttesla | 61b6252c6e94348dfb52432de874d4784801bbf11016af055d2b625c1ec65463

General

Target

invoice copy.pdf.exe
Size

936KB
MD5

2edd8dec034997eaaaec39c5fd672253
SHA1

6f69c8c6c7f4495bb7c7c1aefb37c493fdcd2220
SHA256

61b6252c6e94348dfb52432de874d4784801bbf11016af055d2b625c1ec65463
SHA512

655df6b4bb8f3a87534643b8242e94e27b67857bb54280e3da39babec88d8e557cc77888e60ee6344931c7a249cd2d6bda361ee9023a939fa98779340540fee5

Score

10^/10

spyware keylogger trojan stealer agenttesla

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
chibuikelightwork1

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
behavioral2/memory/2980-0-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral2/memory/2980-2-0x0000000000400000-0x00000000004A4000-memory.dmp	upx
behavioral2/memory/2980-3-0x0000000000400000-0x00000000004A4000-memory.dmp	upx

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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2920 wrote to memory of 2980	2920	invoice copy.pdf.exe	67
PID 2920 wrote to memory of 2980	2920	invoice copy.pdf.exe	67
PID 2920 wrote to memory of 2980	2920	invoice copy.pdf.exe	67

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2920	invoice copy.pdf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2920 set thread context of 2980	2920	invoice copy.pdf.exe	67

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2980	invoice copy.pdf.exe

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 behavior: EnumeratesProcesses 4 IoCs

pid	Process
2920	invoice copy.pdf.exe
2920	invoice copy.pdf.exe
2980	invoice copy.pdf.exe
2980	invoice copy.pdf.exe

C:\Users\Admin\AppData\Local\Temp\invoice copy.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\invoice copy.pdf.exe"
1⤵
- Suspicious use of WriteProcessMemory
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
PID:2920
- C:\Users\Admin\AppData\Local\Temp\invoice copy.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\invoice copy.pdf.exe"
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious behavior: EnumeratesProcesses
  PID:2980

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2980-0-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/2980-2-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/2980-3-0x0000000000400000-0x00000000004A4000-memory.dmp

Filesize
656KB

Download
memory/2980-4-0x00000000021E0000-0x000000000222C000-memory.dmp

Filesize
304KB

Download
memory/2980-5-0x0000000000662000-0x0000000000663000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing