agenttesla | 6baa7d88418ff396ff940fb4247a20d82e0c54a1544b97a9a738675ff09d7395

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10-09-2024 19:47

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General

Target

WNMKLPOM.exe
Size

776KB
MD5

23fa0cbfe43f369add91ec3efa5e10ee
SHA1

1b088335f3a3aca7badbee0ab163b71340757143
SHA256

6baa7d88418ff396ff940fb4247a20d82e0c54a1544b97a9a738675ff09d7395
SHA512

30da1a62628d6e085d98b620e9b7ef705fee1be8a1a7355dd9f1353557480d7e825d2a6d0478977f1421618cb1215327e1648043c079c0bac7fe149a87e41616
SSDEEP

24576:5Vmsfk7iLD5y5eDQmRg0zPhlHfA4AKO9Vz1S2Sz:pqeo0QmR91lI4I9VzUV

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://discord.com/api/webhooks/1195357500636147762/wTcRg3fQF-X958tQhh_GUJFHQMIaKcScI699hXJZD2rma64AWMXB3KbXiRQwwWAEc8-8

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
12	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2880 set thread context of 4876	2880	WNMKLPOM.exe	84

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	aspnet_compiler.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4876	aspnet_compiler.exe
4876	aspnet_compiler.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4876	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 4876	2880	WNMKLPOM.exe	84
PID 2880 wrote to memory of 4876	2880	WNMKLPOM.exe	84
PID 2880 wrote to memory of 4876	2880	WNMKLPOM.exe	84
PID 2880 wrote to memory of 4876	2880	WNMKLPOM.exe	84
PID 2880 wrote to memory of 4876	2880	WNMKLPOM.exe	84
PID 2880 wrote to memory of 4876	2880	WNMKLPOM.exe	84
PID 2880 wrote to memory of 4876	2880	WNMKLPOM.exe	84
PID 2880 wrote to memory of 4876	2880	WNMKLPOM.exe	84

C:\Users\Admin\AppData\Local\Temp\WNMKLPOM.exe
"C:\Users\Admin\AppData\Local\Temp\WNMKLPOM.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4876

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/2880-2-0x0000000002980000-0x000000000298A000-memory.dmp

Filesize
40KB

Download
memory/2880-1-0x0000000000860000-0x0000000000924000-memory.dmp

Filesize
784KB

Download
memory/2880-5-0x00007FFCA41F0000-0x00007FFCA4CB1000-memory.dmp

Filesize
10.8MB

Download
memory/2880-0-0x00007FFCA41F3000-0x00007FFCA41F5000-memory.dmp

Filesize
8KB

Download
memory/2880-13-0x00007FFCA41F0000-0x00007FFCA4CB1000-memory.dmp

Filesize
10.8MB

Download
memory/4876-6-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/4876-7-0x0000000005C30000-0x00000000061D4000-memory.dmp

Filesize
5.6MB

Download
memory/4876-8-0x0000000005820000-0x0000000005886000-memory.dmp

Filesize
408KB

Download
memory/4876-9-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download
memory/4876-11-0x0000000006C20000-0x0000000006CB2000-memory.dmp

Filesize
584KB

Download
memory/4876-10-0x0000000006B30000-0x0000000006B80000-memory.dmp

Filesize
320KB

Download
memory/4876-12-0x0000000006BB0000-0x0000000006BBA000-memory.dmp

Filesize
40KB

Download
memory/4876-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4876-14-0x00000000745DE000-0x00000000745DF000-memory.dmp

Filesize
4KB

Download
memory/4876-15-0x00000000745D0000-0x0000000074D80000-memory.dmp

Filesize
7.7MB

Download