agenttesla | fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a

General

Target

fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
Size

705KB
MD5

31cb8959556fee6da7bf47bd5955bbec
SHA1

baf2ae4f900d3fb2ae02a09d8b8a7e5df5fb0823
SHA256

fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a
SHA512

a490eb911285294df2ef7338218d98f0b20c14586dda67b357002f00ca7927022d00fccb369fd6ddcd7640a11b0385e78e089dab17f2c567c0374065b34777fc
SSDEEP

12288:wbyi2x14+GB99rOmY3rf5kx4wNtGp43TqiaqhflgbYARaWJ1sn52QJqQdRlF6wWy:naB78hkywrj3miaqhfl2YARPc52QJ/RN

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.espetss.com
Port:
587
Username:
[email protected]
Password:
误®cWsqnPt®BRTZ29zM错
Email To:
[email protected]

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
2788	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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2648 set thread context of 2732	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	32

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
2732	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
2732	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
2788	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
Token: SeDebugPrivilege	2732	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
Token: SeDebugPrivilege	2788	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2788	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	30
PID 2648 wrote to memory of 2788	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	30
PID 2648 wrote to memory of 2788	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	30
PID 2648 wrote to memory of 2788	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	30
PID 2648 wrote to memory of 2732	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	32
PID 2648 wrote to memory of 2732	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	32
PID 2648 wrote to memory of 2732	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	32
PID 2648 wrote to memory of 2732	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	32
PID 2648 wrote to memory of 2732	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	32
PID 2648 wrote to memory of 2732	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	32
PID 2648 wrote to memory of 2732	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	32
PID 2648 wrote to memory of 2732	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	32
PID 2648 wrote to memory of 2732	2648	fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe	32

C:\Users\Admin\AppData\Local\Temp\fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
"C:\Users\Admin\AppData\Local\Temp\fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2648
- 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\fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2788
- C:\Users\Admin\AppData\Local\Temp\fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe
  "C:\Users\Admin\AppData\Local\Temp\fe7e4fad0465e0981d2a6bc4bd6c3ea478aeb828f963113cbf6d86dd29c1bf7a.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2732

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

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2648-20-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-1-0x0000000000800000-0x00000000008B0000-memory.dmp

Filesize
704KB

Download
memory/2648-2-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/2648-3-0x00000000008F0000-0x000000000090A000-memory.dmp

Filesize
104KB

Download
memory/2648-4-0x0000000000960000-0x000000000096E000-memory.dmp

Filesize
56KB

Download
memory/2648-5-0x0000000004300000-0x0000000004382000-memory.dmp

Filesize
520KB

Download
memory/2648-0-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

Filesize
4KB

Download
memory/2732-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2732-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2732-18-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/2732-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2732-8-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2732-14-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2732-19-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/2732-12-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2732-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2732-6-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2732-23-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download

Analysis

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