agenttesla | 5e003005fe34a1c7578e141d3fa1695d7fa64a620143ed87d4ea35906be5a20c

General

Target

209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe
Size

652KB
MD5

a088905c35d701ca059858de9cb2dc85
SHA1

b283749436776a02d4088d383230c260c1beabba
SHA256

209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e
SHA512

3b72c0cbf21e379d25b7c7e1f83e6831cc08caffbc0bbdf77d10a9b058e5be739598fbe1247b1d3313948b10398bbd5cc02ede30bc6ac99b69c5c82557dc7c24
SSDEEP

12288:GE9O72mWrpBMv5hIDn38cCMc1pGY3dbIHlj1B2SVxX+oWn:V9RmSMv5+IcWKCdbQNhX+n

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.delma-exchanqe.com
Port:
587
Username:
[email protected]
Password:
lLHdbLg4

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/2856-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2856-13-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2856-12-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2856-20-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/2856-18-0x0000000000400000-0x000000000043C000-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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 632 set thread context of 2856	632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 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	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe
632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe
2856	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe
2856	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe
Token: SeDebugPrivilege	2856	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 632 wrote to memory of 2856	632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe	31
PID 632 wrote to memory of 2856	632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe	31
PID 632 wrote to memory of 2856	632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe	31
PID 632 wrote to memory of 2856	632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe	31
PID 632 wrote to memory of 2856	632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe	31
PID 632 wrote to memory of 2856	632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe	31
PID 632 wrote to memory of 2856	632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe	31
PID 632 wrote to memory of 2856	632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe	31
PID 632 wrote to memory of 2856	632	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe	31

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe

C:\Users\Admin\AppData\Local\Temp\209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe
"C:\Users\Admin\AppData\Local\Temp\209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:632
- C:\Users\Admin\AppData\Local\Temp\209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe
  "C:\Users\Admin\AppData\Local\Temp\209b3c65d8762fd10b27edd7ecdf5b0d5195b4fe63f577d52cf293e6831aa05e.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2856

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

Loading Replay Monitor...

Downloads

memory/632-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/632-1-0x0000000001190000-0x000000000123A000-memory.dmp

Filesize
680KB

Download
memory/632-2-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/632-3-0x00000000005A0000-0x00000000005B2000-memory.dmp

Filesize
72KB

Download
memory/632-4-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/632-5-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/632-6-0x0000000005390000-0x0000000005410000-memory.dmp

Filesize
512KB

Download
memory/632-7-0x0000000000DC0000-0x0000000000DFC000-memory.dmp

Filesize
240KB

Download
memory/632-23-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2856-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2856-13-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2856-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2856-21-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2856-20-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2856-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2856-22-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2856-24-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-25-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-26-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2856-27-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing