agenttesla | 05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045

General

Target

05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe
Size

655KB
MD5

bfe4949eae3957221a1762bf563e5fbc
SHA1

56b362821de9f80cdcafcfb7f10a5728a55a1ee3
SHA256

05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045
SHA512

f8e9e8a1f62aac6383d302ec86675c3acd3a5e0dbbe2aae00a9545eb73d1c8d40806c9d0afac825a7aee3bc0b35a3ec0766e564565759670fc39abda99cde5b7
SSDEEP

12288:wV1o7m8OP6he57NiUokKZD0VQ2ErB3utA8hclbUoRp3D1vYd1E6:wHo7CPXpikKNKQjrB3S1hclYoRp3xvYf

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.apexrnun.com
Port:
587
Username:
[email protected]
Password:
CCu5Z?WuH+bS4hsz
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

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

Processes:

powershell.exe

pid	Process
2768	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

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow	ioc
4	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

Processes:

05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe

description	pid	Process	procid_target
PID 2644 set thread context of 2824	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	32

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

Processes:

05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exepowershell.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exepowershell.exe

pid	Process
2824	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe
2824	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe
2768	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exepowershell.exe

description	pid	Process
Token: SeDebugPrivilege	2824	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe
Token: SeDebugPrivilege	2768	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe

description	pid	Process	procid_target
PID 2644 wrote to memory of 2768	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	30
PID 2644 wrote to memory of 2768	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	30
PID 2644 wrote to memory of 2768	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	30
PID 2644 wrote to memory of 2768	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	30
PID 2644 wrote to memory of 2824	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	32
PID 2644 wrote to memory of 2824	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	32
PID 2644 wrote to memory of 2824	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	32
PID 2644 wrote to memory of 2824	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	32
PID 2644 wrote to memory of 2824	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	32
PID 2644 wrote to memory of 2824	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	32
PID 2644 wrote to memory of 2824	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	32
PID 2644 wrote to memory of 2824	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	32
PID 2644 wrote to memory of 2824	2644	05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe	32

C:\Users\Admin\AppData\Local\Temp\05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe
"C:\Users\Admin\AppData\Local\Temp\05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.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\05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2768
- C:\Users\Admin\AppData\Local\Temp\05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe
  "C:\Users\Admin\AppData\Local\Temp\05686f0f36d10b7c3056592eba7b16959f1940268ca9979c2312c50b8a73e045.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2824

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

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Downloads

memory/2644-0-0x00000000741CE000-0x00000000741CF000-memory.dmp

Filesize
4KB

Download
memory/2644-1-0x0000000000BF0000-0x0000000000C9A000-memory.dmp

Filesize
680KB

Download
memory/2644-2-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download
memory/2644-3-0x00000000741CE000-0x00000000741CF000-memory.dmp

Filesize
4KB

Download
memory/2644-4-0x0000000000220000-0x0000000000232000-memory.dmp

Filesize
72KB

Download
memory/2644-5-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download
memory/2644-6-0x00000000051B0000-0x0000000005236000-memory.dmp

Filesize
536KB

Download
memory/2644-19-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download
memory/2824-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2824-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-18-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download
memory/2824-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2824-20-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download
memory/2824-23-0x00000000741C0000-0x00000000748AE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads