agenttesla | e064cd70ae6467ad9c0342b4750cae4fb688c56b0d904ea4091aa074e174dcf0

Analysis

max time kernel
134s
max time network
135s
platform
windows10_x64
resource
win10v20201028
submitted
05/11/2020, 19:50

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General

Target
INQUIRY.pdf.exe
Size 913KB
Sample201105-a5vwe7stde
SHA256 e064cd70ae6467ad9c0342b4750cae4fb688c56b0d904ea4091aa074e174dcf0
MD5 dc4a440af903b76ea8dbf989e3ec229a
SHA1 358ce1437d5b22cebefeafa291f409dc8fff5c7c
SHA512 d9f6600ddbd11b6c864ad6df5a3e60aae18d02687f6c6b8dcd8ad92db0e7d898831d6704191e30a05136b4b4a8923f1a1ba954467d982cdedf929c4668daff67
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.greatgoldenqlory.com
Port
587
Username
[email protected]
Password
chibuike12345@@@@@

Signatures

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

AgentTesla Payload 2 IoCs

resource	yara_rule
behavioral2/memory/4080-1-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/4080-2-0x000000000043751E-mapping.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

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
13	api.ipify.org
14	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4760 set thread context of 4080	4760	INQUIRY.pdf.exe	79

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4080	INQUIRY.pdf.exe
4080	INQUIRY.pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4080	INQUIRY.pdf.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4080	INQUIRY.pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4760 wrote to memory of 4080	4760	INQUIRY.pdf.exe	79
PID 4760 wrote to memory of 4080	4760	INQUIRY.pdf.exe	79
PID 4760 wrote to memory of 4080	4760	INQUIRY.pdf.exe	79
PID 4760 wrote to memory of 4080	4760	INQUIRY.pdf.exe	79
PID 4760 wrote to memory of 4080	4760	INQUIRY.pdf.exe	79
PID 4760 wrote to memory of 4080	4760	INQUIRY.pdf.exe	79
PID 4760 wrote to memory of 4080	4760	INQUIRY.pdf.exe	79
PID 4760 wrote to memory of 4080	4760	INQUIRY.pdf.exe	79

C:\Users\Admin\AppData\Local\Temp\INQUIRY.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\INQUIRY.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4760
- C:\Users\Admin\AppData\Local\Temp\INQUIRY.pdf.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4080

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4080-1-0x0000000000400000-0x000000000043C000-memory.dmp

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