agenttesla | 0c4adf8627fd761e687d134f95d6110a56e8221abe67d9007866f4c1c7a4b2c8

General

Target

e59406cd43db5001c87fd4a580354eb9_JaffaCakes118.exe
Size

383KB
MD5

e59406cd43db5001c87fd4a580354eb9
SHA1

6476b487ae9c588a02f3acacb94beef0065a08e2
SHA256

0c4adf8627fd761e687d134f95d6110a56e8221abe67d9007866f4c1c7a4b2c8
SHA512

1679d655ad60bcff33427c05c60d63fa286b3becb11a66ec60bb4ee2933dc512d1127555e7b1f31f960fe3114d5b3081c8fc01c2ed6fb237ecbcf55643d87e54
SSDEEP

6144:5ykvbXYSOFTH/N5EExaJglfyceOfiw0mn7lcvo905qSrEtU+:JJOV15+G9ycetwL7lC40hl

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
terminal6.veeblehosting.com
Port:
587
Username:
[email protected]
Password:
D5%&cLkPJ{rW

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
behavioral1/memory/1916-1-0x0000000000280000-0x00000000002E6000-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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e59406cd43db5001c87fd4a580354eb9_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e59406cd43db5001c87fd4a580354eb9_JaffaCakes118.exe
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e59406cd43db5001c87fd4a580354eb9_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	e59406cd43db5001c87fd4a580354eb9_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1916	e59406cd43db5001c87fd4a580354eb9_JaffaCakes118.exe
1916	e59406cd43db5001c87fd4a580354eb9_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1916	e59406cd43db5001c87fd4a580354eb9_JaffaCakes118.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e59406cd43db5001c87fd4a580354eb9_JaffaCakes118.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	e59406cd43db5001c87fd4a580354eb9_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e59406cd43db5001c87fd4a580354eb9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e59406cd43db5001c87fd4a580354eb9_JaffaCakes118.exe"
1⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1916-0-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/1916-1-0x0000000000280000-0x00000000002E6000-memory.dmp

Filesize
408KB

Download
memory/1916-2-0x00000000748B0000-0x0000000074F9E000-memory.dmp

Filesize
6.9MB

Download
memory/1916-3-0x00000000748BE000-0x00000000748BF000-memory.dmp

Filesize
4KB

Download
memory/1916-4-0x00000000748B0000-0x0000000074F9E000-memory.dmp

Filesize
6.9MB

Download
memory/1916-5-0x00000000748B0000-0x0000000074F9E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing