agenttesla | 98eb5a8ced69f5206ca98a8ed29e97d79c96d5261a7d79886c2b0c405e8f9e6e

General

Target

RFQ.exe
Size

703KB
MD5

d5e2b4134debd3c4b82f7655d093ea99
SHA1

46c0d741c6e6891328963ece4ec79275eab8f41f
SHA256

5d4c512b103d94b3ee9a4840cfe788eebc9c6ff4e5ce5a38aa47385b97d32987
SHA512

542fda72e566a657dd92b927327c91286abbe8cd449a37766c19d0544de9d6574b0112a680dde4da49c1491ce812ae7c233169228dbfead0468f7f8ec49b8ffc
SSDEEP

12288:KWa+h3UcyNfye27fJZytevZ6IRNQmsRpSF6CWe+LZ84VyIhlMoD:VNUFNfn2NUtevl6qHWeQmKyA

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.thelamalab.com
Port:
587
Username:
[email protected]
Password:
Thel@malab@20!9
Email To:
[email protected]

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2476 set thread context of 2172	2476	RFQ.exe	31

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	RFQ.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RFQ.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2172	RFQ.exe
2172	RFQ.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2172	RFQ.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 2172	2476	RFQ.exe	31
PID 2476 wrote to memory of 2172	2476	RFQ.exe	31
PID 2476 wrote to memory of 2172	2476	RFQ.exe	31
PID 2476 wrote to memory of 2172	2476	RFQ.exe	31
PID 2476 wrote to memory of 2172	2476	RFQ.exe	31
PID 2476 wrote to memory of 2172	2476	RFQ.exe	31
PID 2476 wrote to memory of 2172	2476	RFQ.exe	31
PID 2476 wrote to memory of 2172	2476	RFQ.exe	31
PID 2476 wrote to memory of 2172	2476	RFQ.exe	31

C:\Users\Admin\AppData\Local\Temp\RFQ.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Users\Admin\AppData\Local\Temp\RFQ.exe
  "C:\Users\Admin\AppData\Local\Temp\RFQ.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2172

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/2172-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2172-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2172-10-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2172-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2172-24-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2172-23-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2172-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2172-25-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2172-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2476-2-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2476-0-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

Filesize
4KB

Download
memory/2476-1-0x0000000000800000-0x00000000008B6000-memory.dmp

Filesize
728KB

Download
memory/2476-6-0x0000000000710000-0x0000000000796000-memory.dmp

Filesize
536KB

Download
memory/2476-22-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2476-5-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2476-4-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

Filesize
4KB

Download
memory/2476-3-0x00000000007E0000-0x00000000007FE000-memory.dmp

Filesize
120KB

Download

Analysis

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