agenttesla | bdf6c1caee139afdf9122554e47a2b1f56dd5598447dced5cf81cafac1dfb7a0

General

Target

vessel details_pdf.exe
Size

653KB
MD5

296a91d852273bd8f8ea784f814e8e54
SHA1

47a5391f798e645c075a074a7cddfab468e449d5
SHA256

bdf6c1caee139afdf9122554e47a2b1f56dd5598447dced5cf81cafac1dfb7a0
SHA512

0b801c4a4abdff47d84138600eb9db78d68591a12332e2abf00fe0da3b53e51c415a157aae9934bce63ff6ad1c6e7bb8adebcb1bfa12b91f40ec374ce53bd1a6
SSDEEP

12288:W1Bo7KvAGZ2/IwuiwQ6CTCPuNCgHt1WH/ctA9upSNtira7Xs:W/o703ZQ5pGPuMgCH/9upTrag

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
cash4cars.nz
Port:
21
Username:
[email protected]
Password:
-[([pqM~nGA4

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://cash4cars.nz
Port:
21
Username:
[email protected]
Password:
-[([pqM~nGA4

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.

Processes:

flow ioc

20 api.ipify.org
21 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

vessel details_pdf.exe

description pid process target process

PID 456 set thread context of 2960 456 vessel details_pdf.exe vessel details_pdf.exe

flow	ioc
20	api.ipify.org
21	api.ipify.org

description	pid	process	target process
PID 456 set thread context of 2960	456	vessel details_pdf.exe	vessel details_pdf.exe

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

Processes:

vessel details_pdf.exevessel details_pdf.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vessel details_pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vessel details_pdf.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

vessel details_pdf.exe

pid process

2960 vessel details_pdf.exe
2960 vessel details_pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

vessel details_pdf.exe

description pid process

Token: SeDebugPrivilege 2960 vessel details_pdf.exe

pid	process
2960	vessel details_pdf.exe
2960	vessel details_pdf.exe

description	pid	process
Token: SeDebugPrivilege	2960	vessel details_pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

vessel details_pdf.exe

description	pid	process	target process
PID 456 wrote to memory of 2960	456	vessel details_pdf.exe	vessel details_pdf.exe
PID 456 wrote to memory of 2960	456	vessel details_pdf.exe	vessel details_pdf.exe
PID 456 wrote to memory of 2960	456	vessel details_pdf.exe	vessel details_pdf.exe
PID 456 wrote to memory of 2960	456	vessel details_pdf.exe	vessel details_pdf.exe
PID 456 wrote to memory of 2960	456	vessel details_pdf.exe	vessel details_pdf.exe
PID 456 wrote to memory of 2960	456	vessel details_pdf.exe	vessel details_pdf.exe
PID 456 wrote to memory of 2960	456	vessel details_pdf.exe	vessel details_pdf.exe
PID 456 wrote to memory of 2960	456	vessel details_pdf.exe	vessel details_pdf.exe

C:\Users\Admin\AppData\Local\Temp\vessel details_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\vessel details_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:456
- C:\Users\Admin\AppData\Local\Temp\vessel details_pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\vessel details_pdf.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2960

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\vessel details_pdf.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/456-10-0x0000000007A10000-0x0000000007A96000-memory.dmp

Filesize
536KB

Download
memory/456-15-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/456-9-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/456-4-0x00000000050C0000-0x00000000050CA000-memory.dmp

Filesize
40KB

Download
memory/456-5-0x00000000052F0000-0x000000000538C000-memory.dmp

Filesize
624KB

Download
memory/456-6-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/456-7-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/456-8-0x0000000005490000-0x00000000054A2000-memory.dmp

Filesize
72KB

Download
memory/456-3-0x0000000005020000-0x00000000050B2000-memory.dmp

Filesize
584KB

Download
memory/456-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/456-1-0x00000000005C0000-0x000000000066A000-memory.dmp

Filesize
680KB

Download
memory/456-2-0x0000000005730000-0x0000000005CD4000-memory.dmp

Filesize
5.6MB

Download
memory/2960-14-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/2960-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2960-16-0x00000000058D0000-0x0000000005936000-memory.dmp

Filesize
408KB

Download
memory/2960-17-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/2960-18-0x0000000006F70000-0x0000000006FC0000-memory.dmp

Filesize
320KB

Download
memory/2960-19-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/2960-20-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads