agenttesla | a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-09-2024 19:57

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General

Target

MVALIADOSREQ1900064.exe
Size

1.1MB
MD5

d0cad8abc1084efccf82cbe747104c3f
SHA1

fb30f4cb31782c78d24b55071c618070b84c4b4e
SHA256

a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6
SHA512

1633f369d0a94f7000403ff7762087923b34fd3292fc27ed3f153aa590fdb29e92eb2429890c9b959625ee7c8e328d95886802225492b1c6e1849e04cceb9eeb
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaCamxvrmQbae7IkAKZt62:7JZoQrbTFZY1iaCamFiQJ7wK

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
phoenixblowers.com
Port:
587
Username:
[email protected]
Password:
Officeback@2022#
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 2 IoCs

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

flow	ioc
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3068 set thread context of 2672	3068	MVALIADOSREQ1900064.exe	30

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	MVALIADOSREQ1900064.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2672	RegSvcs.exe
2672	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3068	MVALIADOSREQ1900064.exe
3068	MVALIADOSREQ1900064.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2672	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2672	3068	MVALIADOSREQ1900064.exe	30
PID 3068 wrote to memory of 2672	3068	MVALIADOSREQ1900064.exe	30
PID 3068 wrote to memory of 2672	3068	MVALIADOSREQ1900064.exe	30
PID 3068 wrote to memory of 2672	3068	MVALIADOSREQ1900064.exe	30
PID 3068 wrote to memory of 2672	3068	MVALIADOSREQ1900064.exe	30
PID 3068 wrote to memory of 2672	3068	MVALIADOSREQ1900064.exe	30
PID 3068 wrote to memory of 2672	3068	MVALIADOSREQ1900064.exe	30
PID 3068 wrote to memory of 2672	3068	MVALIADOSREQ1900064.exe	30

C:\Users\Admin\AppData\Local\Temp\MVALIADOSREQ1900064.exe
"C:\Users\Admin\AppData\Local\Temp\MVALIADOSREQ1900064.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\MVALIADOSREQ1900064.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2672

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/2672-9-0x0000000000090000-0x00000000000D0000-memory.dmp

Filesize
256KB

Download
memory/2672-12-0x0000000000090000-0x00000000000D0000-memory.dmp

Filesize
256KB

Download
memory/2672-5-0x0000000000090000-0x00000000000D0000-memory.dmp

Filesize
256KB

Download
memory/2672-4-0x0000000000090000-0x00000000000D0000-memory.dmp

Filesize
256KB

Download
memory/2672-13-0x0000000073A8E000-0x0000000073A8F000-memory.dmp

Filesize
4KB

Download
memory/2672-14-0x0000000073A80000-0x000000007416E000-memory.dmp

Filesize
6.9MB

Download
memory/2672-15-0x0000000073A8E000-0x0000000073A8F000-memory.dmp

Filesize
4KB

Download
memory/2672-16-0x0000000073A80000-0x000000007416E000-memory.dmp

Filesize
6.9MB

Download
memory/3068-2-0x0000000003C60000-0x0000000003E60000-memory.dmp

Filesize
2.0MB

Download