agenttesla | 738a2795ed26727349bbd0dadfbad119c94b04707cd36669252cf3b36dd98636

Analysis

max time kernel
131s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17-09-2024 15:28

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General

Target

PAYMENT 00251,8301,66329.exe
Size

77.0MB
MD5

54d5035f6e0651a42081bbf94c992575
SHA1

356a2631c588d5b5bc67999a0c3ea5f9233af4b2
SHA256

dcc7a889e4a2b801932f6389e657c4d3c6c3974af4044801ab68379cc2b600e0
SHA512

f6f3ff19c338b9a7ae00f0b1fc01c9f995a659088ec49bafacb503b4ffe8964eb03795a6cde61dd645a727edac20deabdcf5534ba4b876de74c68bfa9b454a48
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaCOnJQmut27bcalIZhgQAx:7JZoQrbTFZY1iaCOnJButijlIKx

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.flujoauditorias.cl
Port:
587
Username:
[email protected]
Password:
l;0jGu7J;z_a

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.flujoauditorias.cl
Port:
587
Username:
[email protected]
Password:
l;0jGu7J;z_a
Email To:
[email protected]

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
15	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4668 set thread context of 836	4668	PAYMENT 00251,8301,66329.exe	89

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	PAYMENT 00251,8301,66329.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
836	RegSvcs.exe
836	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4668	PAYMENT 00251,8301,66329.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	836	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4668	PAYMENT 00251,8301,66329.exe
4668	PAYMENT 00251,8301,66329.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4668	PAYMENT 00251,8301,66329.exe
4668	PAYMENT 00251,8301,66329.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4668 wrote to memory of 836	4668	PAYMENT 00251,8301,66329.exe	89
PID 4668 wrote to memory of 836	4668	PAYMENT 00251,8301,66329.exe	89
PID 4668 wrote to memory of 836	4668	PAYMENT 00251,8301,66329.exe	89
PID 4668 wrote to memory of 836	4668	PAYMENT 00251,8301,66329.exe	89

C:\Users\Admin\AppData\Local\Temp\PAYMENT 00251,8301,66329.exe
"C:\Users\Admin\AppData\Local\Temp\PAYMENT 00251,8301,66329.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\PAYMENT 00251,8301,66329.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:836

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4464,i,4174666705242427184,7333705955694532165,262144 --variations-seed-version --mojo-platform-channel-handle=4092 /prefetch:8
1⤵
PID:4504

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 Information Discovery

T1082

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/836-3-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/836-4-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

Filesize
4KB

Download
memory/836-5-0x0000000005570000-0x0000000005B14000-memory.dmp

Filesize
5.6MB

Download
memory/836-6-0x0000000004FC0000-0x0000000005026000-memory.dmp

Filesize
408KB

Download
memory/836-7-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/836-8-0x0000000006280000-0x00000000062D0000-memory.dmp

Filesize
320KB

Download
memory/836-9-0x0000000006370000-0x000000000640C000-memory.dmp

Filesize
624KB

Download
memory/836-10-0x00000000064B0000-0x0000000006542000-memory.dmp

Filesize
584KB

Download
memory/836-11-0x0000000006420000-0x000000000642A000-memory.dmp

Filesize
40KB

Download
memory/836-12-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

Filesize
4KB

Download
memory/836-13-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/4668-2-0x00000000043F0000-0x00000000047F0000-memory.dmp

Filesize
4.0MB

Download