agenttesla | 93dcfe7d101d1feaf4a43296fa1788d47f818030480fa5d4a60dca98a24e53db

General

Target

02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe
Size

1.5MB
MD5

02ba8a2d71cdcefc9c02b71ed27f39ba
SHA1

6c5c866aaeb4d7aebb5744e325186a38824e0b3d
SHA256

93dcfe7d101d1feaf4a43296fa1788d47f818030480fa5d4a60dca98a24e53db
SHA512

d47d9d7a3900103f3b7c793bb32857c63e7096625a098233784ba0645353f13cf988170837b470be71dad11cb58d1052ad529049e303550bb91dc59e6811d483
SSDEEP

24576:zu6Jx3O0c+JY5UZ+XC0kGso/WaDZijqIYtJvuGgJgqYtWY:dI0c++OCvkGsUWaDrqtY

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Signatures

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

AgentTesla payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4616-2-0x0000000000400000-0x0000000000452000-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 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe

description pid process target process

PID 3808 set thread context of 4616 3808 02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegAsm.exe

pid process

4616 RegAsm.exe
4616 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 4616 RegAsm.exe

description	pid	process	target process
PID 3808 set thread context of 4616	3808	02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe	RegAsm.exe

pid	process
4616	RegAsm.exe
4616	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	4616	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe

pid	process
3808	02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe
3808	02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe
3808	02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe

pid	process
3808	02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe
3808	02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe
3808	02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegAsm.exe

pid process

4616 RegAsm.exe

pid	process
4616	RegAsm.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe

description	pid	process	target process
PID 3808 wrote to memory of 4616	3808	02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe	RegAsm.exe
PID 3808 wrote to memory of 4616	3808	02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe	RegAsm.exe
PID 3808 wrote to memory of 4616	3808	02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe	RegAsm.exe
PID 3808 wrote to memory of 4616	3808	02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe	RegAsm.exe
PID 3808 wrote to memory of 4616	3808	02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\02ba8a2d71cdcefc9c02b71ed27f39ba_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3808

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3808-1-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

Filesize
4KB

Download
memory/3808-0-0x0000000003030000-0x000000000307D000-memory.dmp

Filesize
308KB

Download
memory/4616-2-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4616-7-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/4616-9-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download
memory/4616-8-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/4616-10-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/4616-11-0x00000000749D0000-0x0000000074F81000-memory.dmp

Filesize
5.7MB

Download
memory/4616-12-0x0000000001440000-0x0000000001450000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads