agenttesla | e1c4ebf667038a2692ce28436dc28ed7d3c43599f8703dcadf290f45fe6c5e02

Analysis

max time kernel
15s
max time network
112s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
29/08/2024, 16:08

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General

Target

z47maaaaaaaaaaaaax.exe
Size

1012KB
MD5

b8786355a2023104ec8e4c05f9ad7746
SHA1

6880c3a5c77cebc15d59dc1641bc77baac70e34a
SHA256

e1c4ebf667038a2692ce28436dc28ed7d3c43599f8703dcadf290f45fe6c5e02
SHA512

ecc5a711073f17df8764ed274a56c66d6d14606d80cb3349d5d4abc606673149bc6201e3a24d5d715d6a4944e3f64b78e89ae60ad4aa16419d5d3bc87561b969
SSDEEP

24576:Atb20pkaCqT5TBWgNQ7ar5kC3dJlQg71E6A:JVg5tQ7ar9JlQF5

Score

10^/10

agenttesla credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.claresbout.com
Port:
587
Username:
[email protected]
Password:
fahaF^V7
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 1848 set thread context of 2648	1848	z47maaaaaaaaaaaaax.exe	30

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	z47maaaaaaaaaaaaax.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2648	RegSvcs.exe
2648	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1848	z47maaaaaaaaaaaaax.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2648	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1848	z47maaaaaaaaaaaaax.exe
1848	z47maaaaaaaaaaaaax.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1848	z47maaaaaaaaaaaaax.exe
1848	z47maaaaaaaaaaaaax.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 2648	1848	z47maaaaaaaaaaaaax.exe	30
PID 1848 wrote to memory of 2648	1848	z47maaaaaaaaaaaaax.exe	30
PID 1848 wrote to memory of 2648	1848	z47maaaaaaaaaaaaax.exe	30
PID 1848 wrote to memory of 2648	1848	z47maaaaaaaaaaaaax.exe	30
PID 1848 wrote to memory of 2648	1848	z47maaaaaaaaaaaaax.exe	30
PID 1848 wrote to memory of 2648	1848	z47maaaaaaaaaaaaax.exe	30
PID 1848 wrote to memory of 2648	1848	z47maaaaaaaaaaaaax.exe	30
PID 1848 wrote to memory of 2648	1848	z47maaaaaaaaaaaaax.exe	30

C:\Users\Admin\AppData\Local\Temp\z47maaaaaaaaaaaaax.exe
"C:\Users\Admin\AppData\Local\Temp\z47maaaaaaaaaaaaax.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:1848
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\z47maaaaaaaaaaaaax.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2648

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/1848-10-0x0000000000560000-0x0000000000564000-memory.dmp

Filesize
16KB

Download
memory/2648-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2648-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2648-15-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2648-16-0x0000000073BCE000-0x0000000073BCF000-memory.dmp

Filesize
4KB

Download
memory/2648-17-0x0000000073BC0000-0x00000000742AE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-18-0x0000000073BCE000-0x0000000073BCF000-memory.dmp

Filesize
4KB

Download
memory/2648-19-0x0000000073BC0000-0x00000000742AE000-memory.dmp

Filesize
6.9MB

Download