agenttesla | 7ca0acdc3e8b24c2034b2205dbfdf744c903cae7c88b1d09b529991168c05dca

Analysis

max time kernel
139s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 21:57

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General

Target

Consignment Document.pdf.exe
Size

811KB
MD5

fbb9230ae2a4ca7f46593ab6789e199f
SHA1

20aea267228740a622c8eeccc995189b76117f97
SHA256

546e4de16f4439f9974120fe254e23f348dc5c71f37e92a4d6a55f416f0ac07f
SHA512

505b52520a496a5b60db11988874c06048fc74386def5bc3692dbf0340ddc544dc22925c299e1ce7f439e51cd28d5b71303d7a5f02adb24a2b66ab4301058080
SSDEEP

12288:TcUqU55Vko5bNrMNQNg0qlg1lQNp7VADfGDwozGmQ3ouXTleiEmPrAuh8fsQOQXO:OL0jYsGDbzf0j1vDNhisQ/QcV5U

Score

10^/10

agenttesla collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.ionos.de
Port:
587
Username:
[email protected]
Password:
105venesto05
Email To:
[email protected]

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
behavioral5/memory/2880-10-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral5/memory/2880-14-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral5/memory/2880-18-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral5/memory/2880-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral5/memory/2880-11-0x0000000000400000-0x000000000043C000-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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Consignment Document.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Consignment Document.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Consignment Document.pdf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2140 set thread context of 2880	2140	Consignment Document.pdf.exe	29

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	Consignment Document.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Consignment Document.pdf.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2880	Consignment Document.pdf.exe
2880	Consignment Document.pdf.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2880	Consignment Document.pdf.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2880	Consignment Document.pdf.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2140 wrote to memory of 2880	2140	Consignment Document.pdf.exe	29
PID 2140 wrote to memory of 2880	2140	Consignment Document.pdf.exe	29
PID 2140 wrote to memory of 2880	2140	Consignment Document.pdf.exe	29
PID 2140 wrote to memory of 2880	2140	Consignment Document.pdf.exe	29
PID 2140 wrote to memory of 2880	2140	Consignment Document.pdf.exe	29
PID 2140 wrote to memory of 2880	2140	Consignment Document.pdf.exe	29
PID 2140 wrote to memory of 2880	2140	Consignment Document.pdf.exe	29
PID 2140 wrote to memory of 2880	2140	Consignment Document.pdf.exe	29
PID 2140 wrote to memory of 2880	2140	Consignment Document.pdf.exe	29

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Consignment Document.pdf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Consignment Document.pdf.exe

C:\Users\Admin\AppData\Local\Temp\Consignment Document.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Consignment Document.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2140
- C:\Users\Admin\AppData\Local\Temp\Consignment Document.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Consignment Document.pdf.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2140-0-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/2140-1-0x0000000000A60000-0x0000000000B32000-memory.dmp

Filesize
840KB

Download
memory/2140-2-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2140-3-0x0000000000210000-0x000000000021E000-memory.dmp

Filesize
56KB

Download
memory/2140-4-0x00000000740CE000-0x00000000740CF000-memory.dmp

Filesize
4KB

Download
memory/2140-5-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2140-6-0x00000000050F0000-0x00000000051AC000-memory.dmp

Filesize
752KB

Download
memory/2140-7-0x0000000004290000-0x00000000042CC000-memory.dmp

Filesize
240KB

Download
memory/2140-19-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2880-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2880-20-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2880-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2880-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2880-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2880-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2880-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2880-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2880-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2880-21-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2880-22-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2880-23-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2880-24-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/2880-25-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download