agenttesla | 995187d39870e334e735b10b112e044f8e82227b6cb901e5f1e95a8d1d135f3e

General

Target

JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe
Size

613KB
MD5

c5f8ce52c807ce7cc7dd58448cef29e5
SHA1

d8e532e8e0b9f3c74a8797a766bc0ad561cf8b34
SHA256

995187d39870e334e735b10b112e044f8e82227b6cb901e5f1e95a8d1d135f3e
SHA512

e307374ebfedee3fa82f2e33add316b97d6825161cd31c2f6ae3a217d09f1b07136fda95672b30d659ccefdaf24a820eeb9a0d67e7031aadcb10abec3ded721d
SSDEEP

12288:3KpT0+zVTbd/MADksy09D1SBtQpFvkNgNCc:3Kh0+tNby0xYBt0k6

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp-mail.outlook.com
Port:
587
Username:
[email protected]
Password:
chinest123

Signatures

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

AgentTesla payload 5 IoCs

resource	yara_rule
behavioral1/memory/2572-19-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2572-17-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2572-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2572-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2572-22-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\PvcoH = "C:\\Users\\Admin\\AppData\\Roaming\\PvcoH\\PvcoH.exe"	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2688 set thread context of 2572	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.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	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

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
2556	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2572	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe
2572	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2572	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2572	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2556	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	30
PID 2688 wrote to memory of 2556	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	30
PID 2688 wrote to memory of 2556	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	30
PID 2688 wrote to memory of 2556	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	30
PID 2688 wrote to memory of 2572	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	31
PID 2688 wrote to memory of 2572	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	31
PID 2688 wrote to memory of 2572	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	31
PID 2688 wrote to memory of 2572	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	31
PID 2688 wrote to memory of 2572	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	31
PID 2688 wrote to memory of 2572	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	31
PID 2688 wrote to memory of 2572	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	31
PID 2688 wrote to memory of 2572	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	31
PID 2688 wrote to memory of 2572	2688	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vIpRlPRUzyJd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA380.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2556
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5f8ce52c807ce7cc7dd58448cef29e5.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2572

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

5

T1552

Credentials In Files

4

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

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2572-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-23-0x0000000074910000-0x0000000074FFE000-memory.dmp

Filesize
6.9MB

Download
memory/2572-17-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-25-0x0000000074910000-0x0000000074FFE000-memory.dmp

Filesize
6.9MB

Download
memory/2572-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-19-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2572-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2572-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2688-5-0x0000000005480000-0x00000000054E0000-memory.dmp

Filesize
384KB

Download
memory/2688-4-0x0000000074910000-0x0000000074FFE000-memory.dmp

Filesize
6.9MB

Download
memory/2688-0-0x000000007491E000-0x000000007491F000-memory.dmp

Filesize
4KB

Download
memory/2688-2-0x0000000074910000-0x0000000074FFE000-memory.dmp

Filesize
6.9MB

Download
memory/2688-1-0x0000000000A30000-0x0000000000ACE000-memory.dmp

Filesize
632KB

Download
memory/2688-24-0x0000000074910000-0x0000000074FFE000-memory.dmp

Filesize
6.9MB

Download
memory/2688-3-0x0000000000830000-0x000000000083A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads