agenttesla | d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713

General

Target

d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe
Size

2.4MB
MD5

7eb27936f4d6f81dc26dc7da0ec3bb70
SHA1

e79407b7337e5f0dbcadebca70bbd95fa1a30f1a
SHA256

d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713
SHA512

bd3e32e88464374746be1a477e77aab37b846c0897a4664783fd24d2ebf8c5f16b75c2ab76b4a3e82074cb1c55ead3dac950e613b51351945f6daa8c6c283374
SSDEEP

49152:x3AQbdYAm4zEbdYAm4zWbdYAm4z23Aw3AWbdYAm4zSbdYAm4zO3AWypvLe6mTPLc:VAadrWdr0drkAiA0dr4dr8AJTmbI

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 1600 set thread context of 2700	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	31

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	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2700	regasm.exe
2700	regasm.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe
1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2700	regasm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1600 wrote to memory of 2936	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	30
PID 1600 wrote to memory of 2936	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	30
PID 1600 wrote to memory of 2936	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	30
PID 1600 wrote to memory of 2936	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	30
PID 1600 wrote to memory of 2936	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	30
PID 1600 wrote to memory of 2936	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	30
PID 1600 wrote to memory of 2936	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	30
PID 1600 wrote to memory of 2936	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	30
PID 1600 wrote to memory of 2700	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	31
PID 1600 wrote to memory of 2700	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	31
PID 1600 wrote to memory of 2700	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	31
PID 1600 wrote to memory of 2700	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	31
PID 1600 wrote to memory of 2700	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	31
PID 1600 wrote to memory of 2700	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	31
PID 1600 wrote to memory of 2700	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	31
PID 1600 wrote to memory of 2700	1600	d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe	31

C:\Users\Admin\AppData\Local\Temp\d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe
"C:\Users\Admin\AppData\Local\Temp\d43bbb12439e01cfb7ef776c0ed2360b82fa28d83c5162797695f2cd9bec4713.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1600
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
  2⤵
  PID:2936
- 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:2700

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/1600-2-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1600-7-0x00000000004D0000-0x00000000005D0000-memory.dmp

Filesize
1024KB

Download
memory/1600-8-0x000000007294A000-0x000000007294B000-memory.dmp

Filesize
4KB

Download
memory/1600-9-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/1600-29-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/1600-40-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/1600-44-0x00000000004D0000-0x00000000005D0000-memory.dmp

Filesize
1024KB

Download
memory/1600-41-0x0000000072940000-0x0000000072A93000-memory.dmp

Filesize
1.3MB

Download
memory/2700-37-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/2700-35-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/2700-43-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/2700-45-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

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