agenttesla | 6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe

General

Target

6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe
Size

685KB
MD5

b4b53ed604a7aceb07fea84544bb9b3f
SHA1

b7aac6a8c4584ffdcbfabaa9bbbe67a699a18cfc
SHA256

6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe
SHA512

b2d50d63a0aa011b738ccc36235d3aa00451b5033e5b56a9cdbf57ccbdbe9f2a92d4d065c201b398c5632aa800d7aa0a483a560e2d189dd5cabc34cc26ede650
SSDEEP

12288:S6iN882Bo2SvPXr4zbUc1EkgVDasvuK60RtWAOqnDKyHbiN9kR:S6u2BoPPIT1EkwDRvzRteK7H

Score

10^/10

agenttesla execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.ridafruits.com
Port:
587
Username:
[email protected]
Password:
ridagan163
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 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2228	powershell.exe
2856	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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\XWfvJ = "C:\\Users\\Admin\\AppData\\Roaming\\XWfvJ\\XWfvJ.exe"	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2968 set thread context of 2740	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	37

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

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2976	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe
2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe
2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe
2740	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe
2740	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe
2856	powershell.exe
2228	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe
Token: SeDebugPrivilege	2740	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe
Token: SeDebugPrivilege	2856	powershell.exe
Token: SeDebugPrivilege	2228	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2740	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2968 wrote to memory of 2228	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	31
PID 2968 wrote to memory of 2228	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	31
PID 2968 wrote to memory of 2228	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	31
PID 2968 wrote to memory of 2228	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	31
PID 2968 wrote to memory of 2856	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	33
PID 2968 wrote to memory of 2856	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	33
PID 2968 wrote to memory of 2856	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	33
PID 2968 wrote to memory of 2856	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	33
PID 2968 wrote to memory of 2976	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	34
PID 2968 wrote to memory of 2976	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	34
PID 2968 wrote to memory of 2976	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	34
PID 2968 wrote to memory of 2976	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	34
PID 2968 wrote to memory of 2740	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	37
PID 2968 wrote to memory of 2740	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	37
PID 2968 wrote to memory of 2740	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	37
PID 2968 wrote to memory of 2740	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	37
PID 2968 wrote to memory of 2740	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	37
PID 2968 wrote to memory of 2740	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	37
PID 2968 wrote to memory of 2740	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	37
PID 2968 wrote to memory of 2740	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	37
PID 2968 wrote to memory of 2740	2968	6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe	37

C:\Users\Admin\AppData\Local\Temp\6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe
"C:\Users\Admin\AppData\Local\Temp\6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2968
- 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\6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2228
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NxYNKVx.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2856
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NxYNKVx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD23D.tmp"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2976
- C:\Users\Admin\AppData\Local\Temp\6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe
  "C:\Users\Admin\AppData\Local\Temp\6839fb152174e4271194e429df9371d10d7412b7c2da8128729744928f89aefe.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD23D.tmp

Filesize
1KB

MD5
621fc1c1148cf410bfe4c99b9efb7ec3

SHA1
9fad69303a73ba193ecd389fb748ff4491a46201

SHA256
d262e39418812b939cb33f0aa321c04e6721616ab47c298a8adf35997fde9630

SHA512
320a5e9e92897a65efa49e9cdfc1b63c72b66ba48e6cffc415daa1a625a5b313f8f4ddbb73f2d2b8aa98fffa4619c90ffdca2b3bf9bfb138cc6ab6c0b350b98a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\CWB8C98LJ7FS5A0MAQQ2.temp

Filesize
7KB

MD5
2702a193458ed35b2258ff67eb78c172

SHA1
93b312fa15d99146e3ec8d146424912752fc1ffa

SHA256
3cc633cce59c04f6c5b11b6f565171baae9360550a1983d47a7885d0e1cd0b84

SHA512
0fc010cd490a25e994d67bf8b2138210703b915e93391561eb46594ee2db6b43d3411ac2adc0c4c6e4af432c74ce1e0a653521d95f355a1c1e21c63366488fc6

Download Submit
memory/2740-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2740-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2740-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2968-2-0x0000000073EC0000-0x00000000745AE000-memory.dmp

Filesize
6.9MB

Download
memory/2968-1-0x0000000000830000-0x00000000008DC000-memory.dmp

Filesize
688KB

Download
memory/2968-0-0x0000000073ECE000-0x0000000073ECF000-memory.dmp

Filesize
4KB

Download
memory/2968-3-0x00000000007B0000-0x00000000007CA000-memory.dmp

Filesize
104KB

Download
memory/2968-5-0x0000000004F30000-0x0000000004FB4000-memory.dmp

Filesize
528KB

Download
memory/2968-4-0x0000000000790000-0x000000000079E000-memory.dmp

Filesize
56KB

Download
memory/2968-30-0x0000000073EC0000-0x00000000745AE000-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