agenttesla | a486562b0d8c6aa23eb81a203a435824e9eb7ca33a5adf18d521f87504dd39d8

General

Target

ezLGJLXuftPIrq7.exe
Size

691KB
MD5

d788efd7d57409172c894fb3c2d0400d
SHA1

ad2e1e5cdf4475642a910130cc1d94b2012b6bec
SHA256

3d19690074df0c98a4088e0ca1f69969af9a65b7b260b7b71ac77a9bb89df6e6
SHA512

d1ad358958c0c34e6f73e392656a73e394989e726e44fb4cb6b587b2588b3a3a4db6bcadb547b89ed631875173489d5dc1dc35bfc04b22b8cf3f54b3f8e6e45c
SSDEEP

12288:PcK0ZRQQlfhoErwEBmiP3fwK1fYM9OleMEKWJnFrS6Y:Pc3BlRwEBmiP3tfYM9bKmFOT

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6190932047:AAFAXC_q-J_1tPTmmiqndMdlZipgoGT2Ypo/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

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 stealer

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 stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ezLGJLXuftPIrq7.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ezLGJLXuftPIrq7.exe
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ezLGJLXuftPIrq7.exe

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
56	api.ipify.org
57	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4456 set thread context of 3524	4456	ezLGJLXuftPIrq7.exe	80

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe
4456	ezLGJLXuftPIrq7.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4456	ezLGJLXuftPIrq7.exe
Token: SeDebugPrivilege	3524	ezLGJLXuftPIrq7.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4456 wrote to memory of 3700	4456	ezLGJLXuftPIrq7.exe	79
PID 4456 wrote to memory of 3700	4456	ezLGJLXuftPIrq7.exe	79
PID 4456 wrote to memory of 3700	4456	ezLGJLXuftPIrq7.exe	79
PID 4456 wrote to memory of 3524	4456	ezLGJLXuftPIrq7.exe	80
PID 4456 wrote to memory of 3524	4456	ezLGJLXuftPIrq7.exe	80
PID 4456 wrote to memory of 3524	4456	ezLGJLXuftPIrq7.exe	80
PID 4456 wrote to memory of 3524	4456	ezLGJLXuftPIrq7.exe	80
PID 4456 wrote to memory of 3524	4456	ezLGJLXuftPIrq7.exe	80
PID 4456 wrote to memory of 3524	4456	ezLGJLXuftPIrq7.exe	80
PID 4456 wrote to memory of 3524	4456	ezLGJLXuftPIrq7.exe	80
PID 4456 wrote to memory of 3524	4456	ezLGJLXuftPIrq7.exe	80

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ezLGJLXuftPIrq7.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	ezLGJLXuftPIrq7.exe

C:\Users\Admin\AppData\Local\Temp\ezLGJLXuftPIrq7.exe
"C:\Users\Admin\AppData\Local\Temp\ezLGJLXuftPIrq7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Users\Admin\AppData\Local\Temp\ezLGJLXuftPIrq7.exe
  "C:\Users\Admin\AppData\Local\Temp\ezLGJLXuftPIrq7.exe"
  2⤵
  PID:3700
- C:\Users\Admin\AppData\Local\Temp\ezLGJLXuftPIrq7.exe
  "C:\Users\Admin\AppData\Local\Temp\ezLGJLXuftPIrq7.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3524

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3524-140-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3524-146-0x00000000054F0000-0x0000000005500000-memory.dmp

Filesize
64KB

Download
memory/3524-145-0x00000000072C0000-0x0000000007482000-memory.dmp

Filesize
1.8MB

Download
memory/3524-144-0x00000000070A0000-0x00000000070F0000-memory.dmp

Filesize
320KB

Download
memory/3524-143-0x00000000054F0000-0x0000000005500000-memory.dmp

Filesize
64KB

Download
memory/3524-142-0x0000000005370000-0x00000000053D6000-memory.dmp

Filesize
408KB

Download
memory/4456-136-0x0000000004D60000-0x0000000004D6A000-memory.dmp

Filesize
40KB

Download
memory/4456-139-0x0000000007A70000-0x0000000007B0C000-memory.dmp

Filesize
624KB

Download
memory/4456-138-0x0000000005040000-0x0000000005050000-memory.dmp

Filesize
64KB

Download
memory/4456-137-0x0000000005040000-0x0000000005050000-memory.dmp

Filesize
64KB

Download
memory/4456-133-0x0000000000300000-0x00000000003B4000-memory.dmp

Filesize
720KB

Download
memory/4456-135-0x0000000004DD0000-0x0000000004E62000-memory.dmp

Filesize
584KB

Download
memory/4456-134-0x0000000005380000-0x0000000005924000-memory.dmp

Filesize
5.6MB

Download

Analysis

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