agenttesla | 79bbb6858997f49d3e688ccfc44206f89ab731a1e17b3be82a1c8062e7683913

Analysis

max time kernel
90s
max time network
102s
platform
windows10_x64
resource
win10v20201028
submitted
09/11/2020, 20:44

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General

Target
PO copy.pdf.exe
Size 506KB
Sample201109-s53mce8y3a
SHA256 79bbb6858997f49d3e688ccfc44206f89ab731a1e17b3be82a1c8062e7683913
MD5 c27f466abeab5b72a6f57e5b7963b66f
SHA1 c51e65cde458ea30c3f1d47444e074294462f803
SHA512 c8c86b13fdd966acd614cbffb8722b5039567114cab113c0d2730915ab2e92eb34b4fa5b0cf340d7f9d771644a5fa59bd9876fd1aaa3712149ea894d1b4e257d
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.sensar-light.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/4092-0-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/4092-1-0x0000000000447CDE-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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1020 set thread context of 4092	1020	PO copy.pdf.exe	78

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1020	PO copy.pdf.exe
1020	PO copy.pdf.exe
1020	PO copy.pdf.exe
4092	PO copy.pdf.exe
4092	PO copy.pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1020	PO copy.pdf.exe
Token: SeDebugPrivilege	4092	PO copy.pdf.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4092	PO copy.pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1020 wrote to memory of 4092	1020	PO copy.pdf.exe	78
PID 1020 wrote to memory of 4092	1020	PO copy.pdf.exe	78
PID 1020 wrote to memory of 4092	1020	PO copy.pdf.exe	78
PID 1020 wrote to memory of 4092	1020	PO copy.pdf.exe	78
PID 1020 wrote to memory of 4092	1020	PO copy.pdf.exe	78
PID 1020 wrote to memory of 4092	1020	PO copy.pdf.exe	78
PID 1020 wrote to memory of 4092	1020	PO copy.pdf.exe	78
PID 1020 wrote to memory of 4092	1020	PO copy.pdf.exe	78

C:\Users\Admin\AppData\Local\Temp\PO copy.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\PO copy.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1020
- C:\Users\Admin\AppData\Local\Temp\PO copy.pdf.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4092

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/4092-0-0x0000000000400000-0x000000000044C000-memory.dmp

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