agenttesla | b36dc13aeea5e74853a0bccb69f122d3476fafbf5639b8b80d21bab83ca0e781

Analysis

max time kernel
43s
max time network
72s
platform
windows10_x64
resource
win10v20201028
submitted
09/11/2020, 20:35

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General

Target
CAI-U6607668LUFQL.exe
Size 695KB
Sample201109-rk95lpwt3a
SHA256 b36dc13aeea5e74853a0bccb69f122d3476fafbf5639b8b80d21bab83ca0e781
MD5 370f994e29b7ae8fefe745fcb446c569
SHA1 9a04a972b236e0c16d28b4477ffc3f0311ed8bf5
SHA512 8fb8605f280d6e9742862ba697a962bfe1f2bc90ab6fb0f3aa5666de4ffd9fed7c4d4e26896a532c451a92b00aaf08f6980fc32175b0fb375f01c30f5d7eebcb
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol
smtp
Host
smtp.yandex.com
Port
587
Username
[email protected]
Password
ikechukwu112

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
smtp.yandex.com
Port
587
Username
[email protected]
Password
ikechukwu112

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/2632-5-0x000000000044A14E-mapping.dmp	family_agenttesla
behavioral2/memory/2632-4-0x0000000000400000-0x0000000000450000-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

description	pid	Process	procid_target
PID 1036 set thread context of 2632	1036	CAI-U6607668LUFQL.exe	79

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2632	CAI-U6607668LUFQL.exe
2632	CAI-U6607668LUFQL.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2632	CAI-U6607668LUFQL.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1036 wrote to memory of 2632	1036	CAI-U6607668LUFQL.exe	79
PID 1036 wrote to memory of 2632	1036	CAI-U6607668LUFQL.exe	79
PID 1036 wrote to memory of 2632	1036	CAI-U6607668LUFQL.exe	79
PID 1036 wrote to memory of 2632	1036	CAI-U6607668LUFQL.exe	79
PID 1036 wrote to memory of 2632	1036	CAI-U6607668LUFQL.exe	79
PID 1036 wrote to memory of 2632	1036	CAI-U6607668LUFQL.exe	79
PID 1036 wrote to memory of 2632	1036	CAI-U6607668LUFQL.exe	79
PID 1036 wrote to memory of 2632	1036	CAI-U6607668LUFQL.exe	79

C:\Users\Admin\AppData\Local\Temp\CAI-U6607668LUFQL.exe
"C:\Users\Admin\AppData\Local\Temp\CAI-U6607668LUFQL.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1036
- C:\Users\Admin\AppData\Local\Temp\CAI-U6607668LUFQL.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2632

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

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Downloads

memory/2632-4-0x0000000000400000-0x0000000000450000-memory.dmp

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