agenttesla | 4c680f38e3244cc5d4244c5aad45cb506d662c4eec9998b58770dc5e24e362b5

General

Target

Nakliye belgeleri 030039944005050500000000.exe
Size

378KB
MD5

de15f6290b390c737f20127b26e11479
SHA1

5c8623dfb42d2974c3c7d1adeb578282a862927a
SHA256

09e279969ff1fb9e1ccecd8d839d16d78202c046239af407c6da8deebdb709b7
SHA512

5009cf442a71fa1d415d3316363b6e50ccf4e031de5db015fafdcd8ada752fb73daa6ee689a6738cdb9d143faf34cba51e46a0bba707d2718ef19548afb4b29c
SSDEEP

6144:v6vXEz72+jE+mLsMAccP29TooOfYTtRKbO8ESkJTTGLHd:vPk/sMA0soOwTtRKbO5/

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.concaribe.com
Port:
21
Username:
[email protected]
Password:
ro}UWgz#!38E

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
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
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

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
4	api.ipify.org
11	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3692 set thread context of 2944	3692	Nakliye belgeleri 030039944005050500000000.exe	84

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Nakliye belgeleri 030039944005050500000000.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Nakliye belgeleri 030039944005050500000000.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3692	Nakliye belgeleri 030039944005050500000000.exe
3692	Nakliye belgeleri 030039944005050500000000.exe
2944	Nakliye belgeleri 030039944005050500000000.exe
2944	Nakliye belgeleri 030039944005050500000000.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3692	Nakliye belgeleri 030039944005050500000000.exe
Token: SeDebugPrivilege	2944	Nakliye belgeleri 030039944005050500000000.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3692 wrote to memory of 1240	3692	Nakliye belgeleri 030039944005050500000000.exe	83
PID 3692 wrote to memory of 1240	3692	Nakliye belgeleri 030039944005050500000000.exe	83
PID 3692 wrote to memory of 1240	3692	Nakliye belgeleri 030039944005050500000000.exe	83
PID 3692 wrote to memory of 2944	3692	Nakliye belgeleri 030039944005050500000000.exe	84
PID 3692 wrote to memory of 2944	3692	Nakliye belgeleri 030039944005050500000000.exe	84
PID 3692 wrote to memory of 2944	3692	Nakliye belgeleri 030039944005050500000000.exe	84
PID 3692 wrote to memory of 2944	3692	Nakliye belgeleri 030039944005050500000000.exe	84
PID 3692 wrote to memory of 2944	3692	Nakliye belgeleri 030039944005050500000000.exe	84
PID 3692 wrote to memory of 2944	3692	Nakliye belgeleri 030039944005050500000000.exe	84
PID 3692 wrote to memory of 2944	3692	Nakliye belgeleri 030039944005050500000000.exe	84
PID 3692 wrote to memory of 2944	3692	Nakliye belgeleri 030039944005050500000000.exe	84

C:\Users\Admin\AppData\Local\Temp\Nakliye belgeleri 030039944005050500000000.exe
"C:\Users\Admin\AppData\Local\Temp\Nakliye belgeleri 030039944005050500000000.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3692
- C:\Users\Admin\AppData\Local\Temp\Nakliye belgeleri 030039944005050500000000.exe
  "C:\Users\Admin\AppData\Local\Temp\Nakliye belgeleri 030039944005050500000000.exe"
  2⤵
  PID:1240
- C:\Users\Admin\AppData\Local\Temp\Nakliye belgeleri 030039944005050500000000.exe
  "C:\Users\Admin\AppData\Local\Temp\Nakliye belgeleri 030039944005050500000000.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2944-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2944-14-0x0000000006DF0000-0x0000000006E8C000-memory.dmp

Filesize
624KB

Download
memory/2944-13-0x0000000006D00000-0x0000000006D50000-memory.dmp

Filesize
320KB

Download
memory/2944-12-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2944-10-0x0000000005200000-0x0000000005266000-memory.dmp

Filesize
408KB

Download
memory/2944-9-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/2944-8-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/3692-3-0x0000000005180000-0x0000000005212000-memory.dmp

Filesize
584KB

Download
memory/3692-6-0x00000000052E0000-0x0000000005328000-memory.dmp

Filesize
288KB

Download
memory/3692-5-0x0000000005250000-0x000000000525A000-memory.dmp

Filesize
40KB

Download
memory/3692-4-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/3692-11-0x0000000074660000-0x0000000074E10000-memory.dmp

Filesize
7.7MB

Download
memory/3692-0-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/3692-2-0x0000000005820000-0x0000000005DC4000-memory.dmp

Filesize
5.6MB

Download
memory/3692-1-0x0000000000770000-0x00000000007D4000-memory.dmp

Filesize
400KB

Download

Analysis

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