agenttesla | 5367eec332298cf8a0c5d5d2e8dd09566a577a24fa147272affb71c3e37c8e3d

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-01-2025 23:33

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General

Target

jli.dll
Size

20.7MB
MD5

b9b3a15f35fae32dd6c6c55a00bde812
SHA1

c1efa9e2ece1aab588a0825757fbf1001ec074ee
SHA256

20a55c2d24a4869c79eda8c371662e1113fcdb6477e13aaa5d9b2f159cf4a76d
SHA512

60722001f654b9b0fcbfd8906880655c31892ad3fb52cf31421f51d2400e045f82985c02330fb0dd554498b0f694af18a7db1967e6556a8838e866d2ba70a0ac
SSDEEP

196608:uoy63z7jaCWYV0Tp/P5+BtcgfYqtV9K38GAhZsZWp0YEO:HJTV0Tp/R+BtcggqtV7AZWiO

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.transotraval.cl
Port:
21
Username:
[email protected]
Password:
vIZ2P]dt&a!d

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla

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
12	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1456 set thread context of 4440	1456	rundll32.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 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	AddInProcess32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4440	AddInProcess32.exe
4440	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4440	AddInProcess32.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1456 wrote to memory of 4440	1456	rundll32.exe	82
PID 1456 wrote to memory of 4440	1456	rundll32.exe	82
PID 1456 wrote to memory of 4440	1456	rundll32.exe	82
PID 1456 wrote to memory of 4440	1456	rundll32.exe	82
PID 1456 wrote to memory of 4440	1456	rundll32.exe	82
PID 1456 wrote to memory of 4440	1456	rundll32.exe	82
PID 1456 wrote to memory of 4440	1456	rundll32.exe	82
PID 1456 wrote to memory of 4440	1456	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jli.dll,#1
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1456
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4440

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

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/4440-0-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4440-1-0x00000000747EE000-0x00000000747EF000-memory.dmp

Filesize
4KB

Download
memory/4440-2-0x0000000005A10000-0x0000000005FB4000-memory.dmp

Filesize
5.6MB

Download
memory/4440-3-0x00000000055E0000-0x0000000005646000-memory.dmp

Filesize
408KB

Download
memory/4440-4-0x00000000747E0000-0x0000000074F90000-memory.dmp

Filesize
7.7MB

Download
memory/4440-5-0x0000000006A30000-0x0000000006A80000-memory.dmp

Filesize
320KB

Download
memory/4440-6-0x0000000006B20000-0x0000000006BB2000-memory.dmp

Filesize
584KB

Download
memory/4440-7-0x0000000006AC0000-0x0000000006ACA000-memory.dmp

Filesize
40KB

Download
memory/4440-8-0x00000000747EE000-0x00000000747EF000-memory.dmp

Filesize
4KB

Download
memory/4440-9-0x00000000747E0000-0x0000000074F90000-memory.dmp

Filesize
7.7MB

Download