agenttesla | 7f7219150a44e397a72f82fe9c4232887e991f0b3f0469c29d5cd2b8e3f3d0a7

General

Target

0d3d3b303fc31bc895e2de16e3698af0N.exe
Size

663KB
MD5

0d3d3b303fc31bc895e2de16e3698af0
SHA1

310228a508b4447134225ab927c2e08d53f81cb7
SHA256

7f7219150a44e397a72f82fe9c4232887e991f0b3f0469c29d5cd2b8e3f3d0a7
SHA512

937de4d7736555c1a7d1cb851bd474b4bfc7ad9e9b7688862d1c7585d0af26aaf69adddf9027180c9f6a069fa8960e119370dbf7d8ecb7a1b339892f1b6b7817
SSDEEP

12288:oz7kvDoQ39JTROww+2bD+gdsDlJUUVuDBmsgBNy4Vs2HicLBt7v:ozoww/MLUcDG7Z

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://beirutrest.com
Port:
21
Username:
[email protected]
Password:
9yXQ39wz(uL+

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2676	powershell.exe

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 2 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

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
2	api.ipify.org
3	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2644 set thread context of 2752	2644	0d3d3b303fc31bc895e2de16e3698af0N.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 3 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	0d3d3b303fc31bc895e2de16e3698af0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0d3d3b303fc31bc895e2de16e3698af0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2752	0d3d3b303fc31bc895e2de16e3698af0N.exe
2752	0d3d3b303fc31bc895e2de16e3698af0N.exe
2676	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2752	0d3d3b303fc31bc895e2de16e3698af0N.exe
Token: SeDebugPrivilege	2676	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2676	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	30
PID 2644 wrote to memory of 2676	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	30
PID 2644 wrote to memory of 2676	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	30
PID 2644 wrote to memory of 2676	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	30
PID 2644 wrote to memory of 2752	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	31
PID 2644 wrote to memory of 2752	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	31
PID 2644 wrote to memory of 2752	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	31
PID 2644 wrote to memory of 2752	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	31
PID 2644 wrote to memory of 2752	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	31
PID 2644 wrote to memory of 2752	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	31
PID 2644 wrote to memory of 2752	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	31
PID 2644 wrote to memory of 2752	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	31
PID 2644 wrote to memory of 2752	2644	0d3d3b303fc31bc895e2de16e3698af0N.exe	31

C:\Users\Admin\AppData\Local\Temp\0d3d3b303fc31bc895e2de16e3698af0N.exe
"C:\Users\Admin\AppData\Local\Temp\0d3d3b303fc31bc895e2de16e3698af0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\0d3d3b303fc31bc895e2de16e3698af0N.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2676
- C:\Users\Admin\AppData\Local\Temp\0d3d3b303fc31bc895e2de16e3698af0N.exe
  "C:\Users\Admin\AppData\Local\Temp\0d3d3b303fc31bc895e2de16e3698af0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2752

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2644-0-0x0000000074E1E000-0x0000000074E1F000-memory.dmp

Filesize
4KB

Download
memory/2644-1-0x00000000010B0000-0x000000000115C000-memory.dmp

Filesize
688KB

Download
memory/2644-2-0x0000000074E10000-0x00000000754FE000-memory.dmp

Filesize
6.9MB

Download
memory/2644-3-0x00000000004E0000-0x00000000004F0000-memory.dmp

Filesize
64KB

Download
memory/2644-4-0x0000000074E1E000-0x0000000074E1F000-memory.dmp

Filesize
4KB

Download
memory/2644-5-0x0000000074E10000-0x00000000754FE000-memory.dmp

Filesize
6.9MB

Download
memory/2644-6-0x00000000052D0000-0x0000000005352000-memory.dmp

Filesize
520KB

Download
memory/2644-25-0x0000000074E10000-0x00000000754FE000-memory.dmp

Filesize
6.9MB

Download
memory/2752-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2752-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2752-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2752-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2752-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2752-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2752-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2752-23-0x0000000074E10000-0x00000000754FE000-memory.dmp

Filesize
6.9MB

Download
memory/2752-24-0x0000000074E10000-0x00000000754FE000-memory.dmp

Filesize
6.9MB

Download
memory/2752-22-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2752-28-0x0000000074E10000-0x00000000754FE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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