agenttesla | 2f5292cf2718d757eef93925dfea5965ccfca87f36f234fb8503dd2863c82823

Analysis

max time kernel
95s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07-09-2024 18:40

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General

Target

2729be1e71c41c85c6d9a17c92e1fc70N.exe
Size

1.0MB
MD5

2729be1e71c41c85c6d9a17c92e1fc70
SHA1

0c9b5b4ab47457b87ebeee252e017cfcb248c194
SHA256

2f5292cf2718d757eef93925dfea5965ccfca87f36f234fb8503dd2863c82823
SHA512

6e0be0d4ce49a1d7b933efac29019ce96e17f35d2c371315a732f347bb03a4af201ed0e1cf86dca60dcc5b34cdfd681129101f8206c1dc816a00a99830814e17
SSDEEP

24576:WAHnh+eWsN3skA4RV1Hom2KXcmtcjWCle5EhWQmgoPiT5:xh+ZkldoPKsacjW+e5ZQmRPe

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.ultraflex.com.mx
Port:
21
Username:
[email protected]
Password:
Jgj8-p4Z]a1b

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
14	ip-api.com

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4876-0-0x0000000000C90000-0x0000000000D9E000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4876 set thread context of 1020	4876	2729be1e71c41c85c6d9a17c92e1fc70N.exe	86

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	2729be1e71c41c85c6d9a17c92e1fc70N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1020	RegSvcs.exe
1020	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4876	2729be1e71c41c85c6d9a17c92e1fc70N.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1020	RegSvcs.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 1020	4876	2729be1e71c41c85c6d9a17c92e1fc70N.exe	86
PID 4876 wrote to memory of 1020	4876	2729be1e71c41c85c6d9a17c92e1fc70N.exe	86
PID 4876 wrote to memory of 1020	4876	2729be1e71c41c85c6d9a17c92e1fc70N.exe	86
PID 4876 wrote to memory of 1020	4876	2729be1e71c41c85c6d9a17c92e1fc70N.exe	86

C:\Users\Admin\AppData\Local\Temp\2729be1e71c41c85c6d9a17c92e1fc70N.exe
"C:\Users\Admin\AppData\Local\Temp\2729be1e71c41c85c6d9a17c92e1fc70N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\2729be1e71c41c85c6d9a17c92e1fc70N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1020-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1020-14-0x000000007476E000-0x000000007476F000-memory.dmp

Filesize
4KB

Download
memory/1020-15-0x0000000005600000-0x0000000005BA4000-memory.dmp

Filesize
5.6MB

Download
memory/1020-16-0x0000000004FA0000-0x0000000005006000-memory.dmp

Filesize
408KB

Download
memory/1020-17-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/1020-18-0x00000000063D0000-0x0000000006420000-memory.dmp

Filesize
320KB

Download
memory/1020-19-0x00000000064C0000-0x0000000006552000-memory.dmp

Filesize
584KB

Download
memory/1020-20-0x0000000006440000-0x000000000644A000-memory.dmp

Filesize
40KB

Download
memory/1020-21-0x000000007476E000-0x000000007476F000-memory.dmp

Filesize
4KB

Download
memory/1020-22-0x0000000074760000-0x0000000074F10000-memory.dmp

Filesize
7.7MB

Download
memory/4876-0-0x0000000000C90000-0x0000000000D9E000-memory.dmp

Filesize
1.1MB

Download
memory/4876-12-0x0000000004460000-0x0000000004464000-memory.dmp

Filesize
16KB

Download