agenttesla | e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0

General

Target

e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe
Size

2.4MB
MD5

68676f1fc74ca8f74a4822c9c0042eaf
SHA1

0d7aa8fbbcf7a7babf7bddf3d4bac19884a1370e
SHA256

e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0
SHA512

cafa516c55d669e7bf37e52bd60fe53fe687defd5615a87480c7e2644569bce5039a20b41f2d1370ba2a02cfd95bf12dad6459209d0348049ed865b9c7a253d5
SSDEEP

49152:l3AQbdYAm4zEbdYAm4zWbdYAm4z23Aw3AWbdYAm4zSbdYAm4zO3AWypvLe6mTPLc:hAadrWdr0drkAiA0dr4dr8AJTmbI

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.horeca-bucuresti.ro
Port:
21
Username:
[email protected]
Password:
e)rWKbKP8~mO

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

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
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2472 set thread context of 2624	2472	e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.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	regasm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2624	regasm.exe
2624	regasm.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2472	e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2624	regasm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2472	e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2472 wrote to memory of 2624	2472	e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe	30
PID 2472 wrote to memory of 2624	2472	e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe	30
PID 2472 wrote to memory of 2624	2472	e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe	30
PID 2472 wrote to memory of 2624	2472	e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe	30
PID 2472 wrote to memory of 2624	2472	e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe	30
PID 2472 wrote to memory of 2624	2472	e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe	30
PID 2472 wrote to memory of 2624	2472	e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe	30
PID 2472 wrote to memory of 2624	2472	e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe	30

C:\Users\Admin\AppData\Local\Temp\e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe
"C:\Users\Admin\AppData\Local\Temp\e75baeba1dbbfe5b5d9cb8b865aa504329ec50c4df9ba56fb0dcb03278f9a3b0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2624

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

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2472-2-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2472-8-0x000000007294A000-0x000000007294B000-memory.dmp

Filesize
4KB

Download
memory/2472-9-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2472-7-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/2472-29-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2472-40-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2472-42-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2624-39-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/2624-37-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/2624-35-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/2624-43-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

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