agenttesla | 7ca0acdc3e8b24c2034b2205dbfdf744c903cae7c88b1d09b529991168c05dca

Analysis

max time kernel
132s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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 1 IoCs

resource	yara_rule
behavioral6/memory/4772-10-0x0000000000400000-0x000000000043C000-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-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Consignment Document.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Consignment Document.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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 2376 set thread context of 4772	2376	Consignment Document.pdf.exe	100

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 4 IoCs

pid	Process
2376	Consignment Document.pdf.exe
2376	Consignment Document.pdf.exe
4772	Consignment Document.pdf.exe
4772	Consignment Document.pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2376	Consignment Document.pdf.exe
Token: SeDebugPrivilege	4772	Consignment Document.pdf.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4772	Consignment Document.pdf.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2872	2376	Consignment Document.pdf.exe	99
PID 2376 wrote to memory of 2872	2376	Consignment Document.pdf.exe	99
PID 2376 wrote to memory of 2872	2376	Consignment Document.pdf.exe	99
PID 2376 wrote to memory of 4772	2376	Consignment Document.pdf.exe	100
PID 2376 wrote to memory of 4772	2376	Consignment Document.pdf.exe	100
PID 2376 wrote to memory of 4772	2376	Consignment Document.pdf.exe	100
PID 2376 wrote to memory of 4772	2376	Consignment Document.pdf.exe	100
PID 2376 wrote to memory of 4772	2376	Consignment Document.pdf.exe	100
PID 2376 wrote to memory of 4772	2376	Consignment Document.pdf.exe	100
PID 2376 wrote to memory of 4772	2376	Consignment Document.pdf.exe	100
PID 2376 wrote to memory of 4772	2376	Consignment Document.pdf.exe	100

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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-1-5-21-3350944739-639801879-157714471-1000\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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Users\Admin\AppData\Local\Temp\Consignment Document.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Consignment Document.pdf.exe"
  2⤵
  PID:2872
- 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:4772

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Consignment Document.pdf.exe.log

Filesize
1KB

MD5
e50d61d6d5cec0d2c6b3fbf02b17af2d

SHA1
fcf43f96e7389c27ee201fb00b65db01ca2cee40

SHA256
a87cf2dbf70a59d3d347f9ca743b6ceb3c805b4714cf4fb963c18b9ca8ffd0a9

SHA512
0348b60095cd48d275a5234fe34c1fd7a7c9921e1d92dafea0379d607f898eb1c2e089dafa1db608fad65497fc8f90fa699109b06a5f2c12c0bc8c9192ff9924

Download Submit
memory/2376-14-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/2376-2-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/2376-1-0x0000000000210000-0x00000000002E2000-memory.dmp

Filesize
840KB

Download
memory/2376-4-0x0000000004E80000-0x0000000004F12000-memory.dmp

Filesize
584KB

Download
memory/2376-5-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

Filesize
4KB

Download
memory/2376-6-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/2376-7-0x00000000051C0000-0x000000000525C000-memory.dmp

Filesize
624KB

Download
memory/2376-8-0x0000000005630000-0x00000000056EC000-memory.dmp

Filesize
752KB

Download
memory/2376-9-0x0000000005360000-0x000000000539C000-memory.dmp

Filesize
240KB

Download
memory/2376-0-0x0000000074B3E000-0x0000000074B3F000-memory.dmp

Filesize
4KB

Download
memory/2376-3-0x0000000004D20000-0x0000000004D2E000-memory.dmp

Filesize
56KB

Download
memory/4772-24-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/4772-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4772-15-0x0000000005DA0000-0x0000000006344000-memory.dmp

Filesize
5.6MB

Download
memory/4772-16-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/4772-17-0x0000000006590000-0x00000000065A8000-memory.dmp

Filesize
96KB

Download
memory/4772-18-0x0000000006630000-0x0000000006696000-memory.dmp

Filesize
408KB

Download
memory/4772-19-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/4772-20-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/4772-21-0x0000000006D40000-0x0000000006D90000-memory.dmp

Filesize
320KB

Download
memory/4772-22-0x0000000006D20000-0x0000000006D2A000-memory.dmp

Filesize
40KB

Download
memory/4772-23-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download
memory/4772-13-0x0000000074B30000-0x00000000752E0000-memory.dmp

Filesize
7.7MB

Download