agenttesla | 6841176c0e46732c3886f7908a5adf77a6d6ce1327268a9fcb7f2c0262132e41

General

Target

SKM_C257i24092511530Kaplama.pdf.exe
Size

825KB
MD5

618c0b740f1582b5dde2be66375ceedb
SHA1

afb9a6a58c652265bbd68a26f7130c9e79dc2144
SHA256

6841176c0e46732c3886f7908a5adf77a6d6ce1327268a9fcb7f2c0262132e41
SHA512

df0d49baa4d83add57edaed8a063e380378029e7e9b5ae8b8506571da98ab8ed85f0021c5fcb32fd1f944fd598e1c85fbbd8b5e3216b3edec545144b543679a6
SSDEEP

12288:LTvIyOad8tBn1jfWXiJ9qvx6m/Bex8UOf6Giu+9DDRv:PvIfad8tZ1jfWSJIv4mJeLOp+5F

Score

10^/10

agenttesla discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.musabody.com
Port:
587
Username:
[email protected]
Password:
MUSAbody_victoria2018
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
2688	powershell.exe

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

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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\ctsdvwT = "C:\\Users\\Admin\\AppData\\Roaming\\ctsdvwT\\ctsdvwT.exe"	SKM_C257i24092511530Kaplama.pdf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2352 set thread context of 2304	2352	SKM_C257i24092511530Kaplama.pdf.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	SKM_C257i24092511530Kaplama.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SKM_C257i24092511530Kaplama.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2352	SKM_C257i24092511530Kaplama.pdf.exe
2352	SKM_C257i24092511530Kaplama.pdf.exe
2304	SKM_C257i24092511530Kaplama.pdf.exe
2304	SKM_C257i24092511530Kaplama.pdf.exe
2688	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2352	SKM_C257i24092511530Kaplama.pdf.exe
Token: SeDebugPrivilege	2304	SKM_C257i24092511530Kaplama.pdf.exe
Token: SeDebugPrivilege	2688	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2304	SKM_C257i24092511530Kaplama.pdf.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2688	2352	SKM_C257i24092511530Kaplama.pdf.exe	29
PID 2352 wrote to memory of 2688	2352	SKM_C257i24092511530Kaplama.pdf.exe	29
PID 2352 wrote to memory of 2688	2352	SKM_C257i24092511530Kaplama.pdf.exe	29
PID 2352 wrote to memory of 2688	2352	SKM_C257i24092511530Kaplama.pdf.exe	29
PID 2352 wrote to memory of 2304	2352	SKM_C257i24092511530Kaplama.pdf.exe	31
PID 2352 wrote to memory of 2304	2352	SKM_C257i24092511530Kaplama.pdf.exe	31
PID 2352 wrote to memory of 2304	2352	SKM_C257i24092511530Kaplama.pdf.exe	31
PID 2352 wrote to memory of 2304	2352	SKM_C257i24092511530Kaplama.pdf.exe	31
PID 2352 wrote to memory of 2304	2352	SKM_C257i24092511530Kaplama.pdf.exe	31
PID 2352 wrote to memory of 2304	2352	SKM_C257i24092511530Kaplama.pdf.exe	31
PID 2352 wrote to memory of 2304	2352	SKM_C257i24092511530Kaplama.pdf.exe	31
PID 2352 wrote to memory of 2304	2352	SKM_C257i24092511530Kaplama.pdf.exe	31
PID 2352 wrote to memory of 2304	2352	SKM_C257i24092511530Kaplama.pdf.exe	31

C:\Users\Admin\AppData\Local\Temp\SKM_C257i24092511530Kaplama.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\SKM_C257i24092511530Kaplama.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2352
- 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\SKM_C257i24092511530Kaplama.pdf.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2688
- C:\Users\Admin\AppData\Local\Temp\SKM_C257i24092511530Kaplama.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\SKM_C257i24092511530Kaplama.pdf.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2304

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/2304-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2304-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2304-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2304-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2304-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2304-23-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2304-22-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2304-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2304-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2304-28-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2304-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2352-2-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2352-0-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

Filesize
4KB

Download
memory/2352-1-0x0000000001020000-0x00000000010F4000-memory.dmp

Filesize
848KB

Download
memory/2352-6-0x0000000005A00000-0x0000000005A82000-memory.dmp

Filesize
520KB

Download
memory/2352-24-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2352-5-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2352-4-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

Filesize
4KB

Download
memory/2352-3-0x00000000005E0000-0x00000000005FE000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads