agenttesla | a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6

General

Target

a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2460 set thread context of 2844	2460	a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe	31

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	a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2844	RegSvcs.exe
2844	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2460	a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe
2460	a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2844	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2460 wrote to memory of 2844	2460	a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe	31
PID 2460 wrote to memory of 2844	2460	a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe	31
PID 2460 wrote to memory of 2844	2460	a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe	31
PID 2460 wrote to memory of 2844	2460	a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe	31
PID 2460 wrote to memory of 2844	2460	a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe	31
PID 2460 wrote to memory of 2844	2460	a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe	31
PID 2460 wrote to memory of 2844	2460	a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe	31
PID 2460 wrote to memory of 2844	2460	a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe	31

C:\Users\Admin\AppData\Local\Temp\a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe
"C:\Users\Admin\AppData\Local\Temp\a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2460
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\a17cae5463618c9758dd98802353f8172e343dcad936a44c5f1d1fe5ff7813f6.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2460-2-0x0000000002F20000-0x0000000003120000-memory.dmp

Filesize
2.0MB

Download
memory/2844-3-0x0000000000090000-0x00000000000D0000-memory.dmp

Filesize
256KB

Download
memory/2844-5-0x0000000000090000-0x00000000000D0000-memory.dmp

Filesize
256KB

Download
memory/2844-9-0x0000000000090000-0x00000000000D0000-memory.dmp

Filesize
256KB

Download
memory/2844-12-0x0000000000090000-0x00000000000D0000-memory.dmp

Filesize
256KB

Download
memory/2844-13-0x00000000739FE000-0x00000000739FF000-memory.dmp

Filesize
4KB

Download
memory/2844-14-0x00000000739F0000-0x00000000740DE000-memory.dmp

Filesize
6.9MB

Download
memory/2844-15-0x00000000739FE000-0x00000000739FF000-memory.dmp

Filesize
4KB

Download
memory/2844-16-0x00000000739F0000-0x00000000740DE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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