agenttesla | 1320fc98f0119dc14e9d416abed5df0949656d1d11b8d150a47f8f67afb09990

Analysis

max time kernel
121s
max time network
128s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18-01-2025 01:15

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General

Target

1320fc98f0119dc14e9d416abed5df0949656d1d11b8d150a47f8f67afb09990.dll
Size

21.6MB
MD5

2bd330c469036d4149c5c078e0c40f24
SHA1

7b8156f70617c23b3179df0fb4f6ac702c99fbcc
SHA256

1320fc98f0119dc14e9d416abed5df0949656d1d11b8d150a47f8f67afb09990
SHA512

d65429544389b16357ef1320bce80b10199419ce84f42afea75dc9fe0e28d16d71a97146ecfe1c86e80eaa74b619fae5be2266f238bcea0d10c1c29ad579d875
SSDEEP

393216:88LgJSkQe4F57rnlZQrTnkmOGQ/VErLn:CJSiwnnUrTkmKML

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.ru
Port:
587
Username:
[email protected]
Password:
graceofgod@amen
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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 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 3044 set thread context of 2072	3044	rundll32.exe	33

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Microsoft.NET\Framework\v4.0.30319\RootServices	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2072	regasm.exe
2072	regasm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3044	rundll32.exe
Token: SeDebugPrivilege	2072	regasm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2072	regasm.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2012	3044	rundll32.exe	30
PID 3044 wrote to memory of 2012	3044	rundll32.exe	30
PID 3044 wrote to memory of 2012	3044	rundll32.exe	30
PID 3044 wrote to memory of 2012	3044	rundll32.exe	30
PID 3044 wrote to memory of 1636	3044	rundll32.exe	31
PID 3044 wrote to memory of 1636	3044	rundll32.exe	31
PID 3044 wrote to memory of 1636	3044	rundll32.exe	31
PID 3044 wrote to memory of 1636	3044	rundll32.exe	31
PID 3044 wrote to memory of 1636	3044	rundll32.exe	31
PID 3044 wrote to memory of 1636	3044	rundll32.exe	31
PID 3044 wrote to memory of 1636	3044	rundll32.exe	31
PID 3044 wrote to memory of 2904	3044	rundll32.exe	32
PID 3044 wrote to memory of 2904	3044	rundll32.exe	32
PID 3044 wrote to memory of 2904	3044	rundll32.exe	32
PID 3044 wrote to memory of 2904	3044	rundll32.exe	32
PID 3044 wrote to memory of 2904	3044	rundll32.exe	32
PID 3044 wrote to memory of 2904	3044	rundll32.exe	32
PID 3044 wrote to memory of 2904	3044	rundll32.exe	32
PID 3044 wrote to memory of 2904	3044	rundll32.exe	32
PID 3044 wrote to memory of 2904	3044	rundll32.exe	32
PID 3044 wrote to memory of 2072	3044	rundll32.exe	33
PID 3044 wrote to memory of 2072	3044	rundll32.exe	33
PID 3044 wrote to memory of 2072	3044	rundll32.exe	33
PID 3044 wrote to memory of 2072	3044	rundll32.exe	33
PID 3044 wrote to memory of 2072	3044	rundll32.exe	33
PID 3044 wrote to memory of 2072	3044	rundll32.exe	33
PID 3044 wrote to memory of 2072	3044	rundll32.exe	33
PID 3044 wrote to memory of 2072	3044	rundll32.exe	33
PID 3044 wrote to memory of 2072	3044	rundll32.exe	33
PID 3044 wrote to memory of 2072	3044	rundll32.exe	33
PID 3044 wrote to memory of 2072	3044	rundll32.exe	33
PID 3044 wrote to memory of 2072	3044	rundll32.exe	33

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1320fc98f0119dc14e9d416abed5df0949656d1d11b8d150a47f8f67afb09990.dll,#1
1⤵
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  PID:2012
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
  2⤵
  PID:1636
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
  2⤵
  PID:2904
- 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
  - Suspicious use of SetWindowsHookEx
  PID:2072

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

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/2072-2-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

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memory/2072-0-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2072-4-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download