agenttesla | f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4

General

Target

f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe
Size

823KB
MD5

38c9e1cf0e8f09bb1db22c49a68fc9b1
SHA1

3477f20664e2fadde22a6f5d4d96ddbf0a1a6acd
SHA256

f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4
SHA512

0d3c2569f44d0a9df80bf8e081ef7cba3d20758c431a25d4e205b9a4db31f9db571a23709a768daffbcd526a295806ff6a06fa4410b04f97ad13dd386250ea99
SSDEEP

12288:38rnrixlaE11WJf4IpuZwrJlxJoUpd0cbXuUj+wyBqTa80udnH2qwgSUu:3g2xla0wJf4SV3r0c/+wyoGgVu

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.normagroup.com.tr
Port:
21
Username:
[email protected]
Password:
Qb.X[.j.Yfm[

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

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
2496	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 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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1960 set thread context of 2504	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	33

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	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2504	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe
2504	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe
2496	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2504	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe
Token: SeDebugPrivilege	2496	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2504	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 2496	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	31
PID 1960 wrote to memory of 2496	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	31
PID 1960 wrote to memory of 2496	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	31
PID 1960 wrote to memory of 2496	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	31
PID 1960 wrote to memory of 2504	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	33
PID 1960 wrote to memory of 2504	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	33
PID 1960 wrote to memory of 2504	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	33
PID 1960 wrote to memory of 2504	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	33
PID 1960 wrote to memory of 2504	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	33
PID 1960 wrote to memory of 2504	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	33
PID 1960 wrote to memory of 2504	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	33
PID 1960 wrote to memory of 2504	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	33
PID 1960 wrote to memory of 2504	1960	f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe	33

C:\Users\Admin\AppData\Local\Temp\f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe
"C:\Users\Admin\AppData\Local\Temp\f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1960
- 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\f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2496
- C:\Users\Admin\AppData\Local\Temp\f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe
  "C:\Users\Admin\AppData\Local\Temp\f19d3e7a7e04ba607a9133d1e8aed617bc6d73ca314407b03c9ddfcce51ec3a4.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2504

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/1960-0-0x0000000074D6E000-0x0000000074D6F000-memory.dmp

Filesize
4KB

Download
memory/1960-1-0x0000000000BE0000-0x0000000000CB2000-memory.dmp

Filesize
840KB

Download
memory/1960-2-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download
memory/1960-3-0x0000000000390000-0x00000000003A2000-memory.dmp

Filesize
72KB

Download
memory/1960-4-0x0000000074D6E000-0x0000000074D6F000-memory.dmp

Filesize
4KB

Download
memory/1960-5-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download
memory/1960-6-0x0000000005100000-0x0000000005182000-memory.dmp

Filesize
520KB

Download
memory/1960-24-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download
memory/2504-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2504-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2504-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2504-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2504-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2504-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2504-23-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2504-22-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download
memory/2504-25-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download
memory/2504-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2504-28-0x0000000074D60000-0x000000007544E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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