agenttesla | 520aa25dc0181ce1a1cede20f837c4038dcd348d060d963d9c7ffbb82307f25d

Analysis

max time kernel
133s
max time network
132s
platform
windows10_x64
resource
win10v20201028
submitted
05/11/2020, 14:14

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General

Target
Swift_Copy.exe
Size 856KB
Sample201105-9jtskz7p2x
SHA256 520aa25dc0181ce1a1cede20f837c4038dcd348d060d963d9c7ffbb82307f25d
MD5 3ead2391cd415616ceed546959a5bc12
SHA1 1cb8e898e2c857368e0d37524fd756fa1990eb87
SHA512 86e2b3e85097ae60db3d484e8adf9b1c991e56b4ea6ad3361616965f760135a5341b5ea5d7f3cfa57815498c7ed1365f28c76db5709aa75311185b7b0bd37d3e
MD5 SHA1 SHA512

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
smtp.yandex.com
Port
587
Username
[email protected]
Password
Blessing123

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/2676-0-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/2676-1-0x00000000004374BE-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 1108 set thread context of 2676	1108	Swift_Copy.exe	79

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2676	Swift_Copy.exe
2676	Swift_Copy.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2676	Swift_Copy.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2676	Swift_Copy.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1108 wrote to memory of 2676	1108	Swift_Copy.exe	79
PID 1108 wrote to memory of 2676	1108	Swift_Copy.exe	79
PID 1108 wrote to memory of 2676	1108	Swift_Copy.exe	79
PID 1108 wrote to memory of 2676	1108	Swift_Copy.exe	79
PID 1108 wrote to memory of 2676	1108	Swift_Copy.exe	79
PID 1108 wrote to memory of 2676	1108	Swift_Copy.exe	79
PID 1108 wrote to memory of 2676	1108	Swift_Copy.exe	79
PID 1108 wrote to memory of 2676	1108	Swift_Copy.exe	79

C:\Users\Admin\AppData\Local\Temp\Swift_Copy.exe
"C:\Users\Admin\AppData\Local\Temp\Swift_Copy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1108
- C:\Users\Admin\AppData\Local\Temp\Swift_Copy.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2676

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/2676-0-0x0000000000400000-0x000000000043C000-memory.dmp

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