agenttesla | e5fd3dbff62980d7f0a5abeb0f982352ba378eb76f372c3d7add7be144c61136

General

Target

eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe
Size

523KB
MD5

eb3bb19e79139d5ff456a6bdfbf0491e
SHA1

65264eca6544f09ffe8d4da32b99128431780e83
SHA256

e5fd3dbff62980d7f0a5abeb0f982352ba378eb76f372c3d7add7be144c61136
SHA512

874cdeda4ca5de77aa6b5b8bb460cd87f90b9689819d92a9ba16f1519fb0d8e6b9e29ea730378d08d41402c539429c27eb057bfb6e570f942faf49eb62a2465f
SSDEEP

12288:VlfW8V9geN1ezcpq8cosFbYgv3+lXXO6sIW5wTBZTJ3kQ:VZWvcq8W3+lHL939U

Score

10^/10

agenttesla collection credential_access discovery keylogger persistence privilege_escalation spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
wokoma10

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
wokoma10

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/4028-8-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
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
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-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\newapp = "C:\\Users\\Admin\\AppData\\Roaming\\newapp\\newapp.exe"	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1300 set thread context of 4028	1300	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe	82

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

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	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe

System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

discovery

Wi-Fi Discovery

T1016.002

pid	Process
2044	netsh.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4028	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe
4028	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1300	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe
Token: SeDebugPrivilege	4028	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1300	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe
1300	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe
4028	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 4028	1300	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe	82
PID 1300 wrote to memory of 4028	1300	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe	82
PID 1300 wrote to memory of 4028	1300	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe	82
PID 1300 wrote to memory of 4028	1300	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe	82
PID 1300 wrote to memory of 4028	1300	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe	82
PID 1300 wrote to memory of 4028	1300	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe	82
PID 1300 wrote to memory of 4028	1300	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe	82
PID 1300 wrote to memory of 4028	1300	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe	82
PID 4028 wrote to memory of 2044	4028	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe	92
PID 4028 wrote to memory of 2044	4028	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe	92
PID 4028 wrote to memory of 2044	4028	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe	92

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1300
- C:\Users\Admin\AppData\Local\Temp\eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe
  "{path}"
  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
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:4028
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    - Event Triggered Execution: Netsh Helper DLL
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Wi-Fi Discovery
    PID:2044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Wi-Fi Discovery

1

T1016.002

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\eb3bb19e79139d5ff456a6bdfbf0491e_JaffaCakes118.exe.log

Filesize
496B

MD5
7baa6583f69f63f7230df9bf98448356

SHA1
fe9eb85b57192362da704a3c130377fe83862320

SHA256
a632504621b4cac1d5ba5465c7ad9b30f3d036e9838682506782124a211bed4f

SHA512
0e72541791281c0fdac1f5fc6beea0b9eb8766b2a386aecb92cb8a44e5b59b7114c79194393ddeff957ffe86021a311caed7ce2731b863d97ad441870efbc051

Download Submit
memory/1300-3-0x00000000746F0000-0x0000000074CA1000-memory.dmp

Filesize
5.7MB

Download
memory/1300-11-0x00000000746F0000-0x0000000074CA1000-memory.dmp

Filesize
5.7MB

Download
memory/1300-0-0x00000000746F2000-0x00000000746F3000-memory.dmp

Filesize
4KB

Download
memory/1300-4-0x00000000746F0000-0x0000000074CA1000-memory.dmp

Filesize
5.7MB

Download
memory/1300-5-0x00000000746F0000-0x0000000074CA1000-memory.dmp

Filesize
5.7MB

Download
memory/1300-6-0x00000000746F0000-0x0000000074CA1000-memory.dmp

Filesize
5.7MB

Download
memory/1300-7-0x00000000746F0000-0x0000000074CA1000-memory.dmp

Filesize
5.7MB

Download
memory/1300-2-0x00000000746F0000-0x0000000074CA1000-memory.dmp

Filesize
5.7MB

Download
memory/1300-1-0x00000000746F0000-0x0000000074CA1000-memory.dmp

Filesize
5.7MB

Download
memory/4028-8-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4028-12-0x00000000746F0000-0x0000000074CA1000-memory.dmp

Filesize
5.7MB

Download
memory/4028-14-0x00000000746F0000-0x0000000074CA1000-memory.dmp

Filesize
5.7MB

Download
memory/4028-13-0x00000000746F0000-0x0000000074CA1000-memory.dmp

Filesize
5.7MB

Download
memory/4028-15-0x00000000746F0000-0x0000000074CA1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads