agenttesla | c8bfc4f69bf05fb34da25259cf0fe100b8311b8500c2cac5d4e08063698c291f

Analysis

max time kernel
147s
max time network
83s
platform
windows10_x64
resource
win10v200430
submitted
10-07-2020 05:53

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General

Target

40m9xBIQSXs8owP.exe
Size

737KB
MD5

bd0ed34192d7ffd878ee4b12f8959b7f
SHA1

5fd9d5265265c51bd2479d0d6b0e091d781a8b01
SHA256

c8bfc4f69bf05fb34da25259cf0fe100b8311b8500c2cac5d4e08063698c291f
SHA512

63151f41ca02a43a1d210f58dc9c9a1c485e12524267c452b677d4d69670001122589fa1bf824155d5a4617491449d00946f8444e2630c0a73e9ac3156279a98

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mehatinfo.com
Port:
587
Username:
[email protected]
Password:
%tX~,JZfRhAe

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/2540-0-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral2/memory/2540-1-0x0000000000446E5E-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 3768 set thread context of 2540	3768	40m9xBIQSXs8owP.exe	72

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2540	40m9xBIQSXs8owP.exe
2540	40m9xBIQSXs8owP.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2540	40m9xBIQSXs8owP.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3768 wrote to memory of 2540	3768	40m9xBIQSXs8owP.exe	72
PID 3768 wrote to memory of 2540	3768	40m9xBIQSXs8owP.exe	72
PID 3768 wrote to memory of 2540	3768	40m9xBIQSXs8owP.exe	72
PID 3768 wrote to memory of 2540	3768	40m9xBIQSXs8owP.exe	72
PID 3768 wrote to memory of 2540	3768	40m9xBIQSXs8owP.exe	72
PID 3768 wrote to memory of 2540	3768	40m9xBIQSXs8owP.exe	72
PID 3768 wrote to memory of 2540	3768	40m9xBIQSXs8owP.exe	72
PID 3768 wrote to memory of 2540	3768	40m9xBIQSXs8owP.exe	72

C:\Users\Admin\AppData\Local\Temp\40m9xBIQSXs8owP.exe
"C:\Users\Admin\AppData\Local\Temp\40m9xBIQSXs8owP.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3768
- C:\Users\Admin\AppData\Local\Temp\40m9xBIQSXs8owP.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2540

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/2540-0-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

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