agenttesla | 20cbe61113a554bcfce3f0cfa7d0c2b704426ca7e0f07f30fc872b4236193f3b

General

Target

DHL-0700A00497628_14032023.pdf.exe
Size

732KB
MD5

91a53a4037cd2a685e9c30b66df79e6d
SHA1

454688716657d3d03945df2bab61ec4bf07056c0
SHA256

20cbe61113a554bcfce3f0cfa7d0c2b704426ca7e0f07f30fc872b4236193f3b
SHA512

cc60b39faedc0784761898d36a06b9cf5678502aa0e3a402ba960296a3101ebcb6287eec50fccfde72f6d12f6df5391ae1a4d22e5d979bc803d548a1f3a4aa13
SSDEEP

12288:xP45juJS/9ppCZKdb7ETESSYo8HYs3XWwcMIYnJKi6Uig/c5Qo8zF4LCsvOEfROZ:6vd72SYf4smYj/ZB4LCsmuORME0T

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5607774642:AAHvNRvZZsOklHgBMuIBbK4hzkG26fMwVX8/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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
T1081
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
T1081
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
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL-0700A00497628_14032023.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL-0700A00497628_14032023.pdf.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL-0700A00497628_14032023.pdf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4644 set thread context of 3568	4644	DHL-0700A00497628_14032023.pdf.exe	91

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
4644	DHL-0700A00497628_14032023.pdf.exe
4644	DHL-0700A00497628_14032023.pdf.exe
4644	DHL-0700A00497628_14032023.pdf.exe
4644	DHL-0700A00497628_14032023.pdf.exe
4644	DHL-0700A00497628_14032023.pdf.exe
4644	DHL-0700A00497628_14032023.pdf.exe
4644	DHL-0700A00497628_14032023.pdf.exe
4644	DHL-0700A00497628_14032023.pdf.exe
4644	DHL-0700A00497628_14032023.pdf.exe
3568	DHL-0700A00497628_14032023.pdf.exe
3568	DHL-0700A00497628_14032023.pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4644	DHL-0700A00497628_14032023.pdf.exe
Token: SeDebugPrivilege	3568	DHL-0700A00497628_14032023.pdf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4644 wrote to memory of 3568	4644	DHL-0700A00497628_14032023.pdf.exe	91
PID 4644 wrote to memory of 3568	4644	DHL-0700A00497628_14032023.pdf.exe	91
PID 4644 wrote to memory of 3568	4644	DHL-0700A00497628_14032023.pdf.exe	91
PID 4644 wrote to memory of 3568	4644	DHL-0700A00497628_14032023.pdf.exe	91
PID 4644 wrote to memory of 3568	4644	DHL-0700A00497628_14032023.pdf.exe	91
PID 4644 wrote to memory of 3568	4644	DHL-0700A00497628_14032023.pdf.exe	91
PID 4644 wrote to memory of 3568	4644	DHL-0700A00497628_14032023.pdf.exe	91
PID 4644 wrote to memory of 3568	4644	DHL-0700A00497628_14032023.pdf.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL-0700A00497628_14032023.pdf.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	DHL-0700A00497628_14032023.pdf.exe

C:\Users\Admin\AppData\Local\Temp\DHL-0700A00497628_14032023.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DHL-0700A00497628_14032023.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4644
- C:\Users\Admin\AppData\Local\Temp\DHL-0700A00497628_14032023.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL-0700A00497628_14032023.pdf.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3568

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\DHL-0700A00497628_14032023.pdf.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
memory/3568-140-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3568-146-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/3568-145-0x0000000006230000-0x0000000006280000-memory.dmp

Filesize
320KB

Download
memory/3568-144-0x00000000054E0000-0x0000000005546000-memory.dmp

Filesize
408KB

Download
memory/3568-143-0x0000000004F90000-0x0000000004FA0000-memory.dmp

Filesize
64KB

Download
memory/4644-136-0x0000000005860000-0x000000000586A000-memory.dmp

Filesize
40KB

Download
memory/4644-139-0x00000000075F0000-0x000000000768C000-memory.dmp

Filesize
624KB

Download
memory/4644-138-0x0000000005B40000-0x0000000005B50000-memory.dmp

Filesize
64KB

Download
memory/4644-137-0x0000000005B40000-0x0000000005B50000-memory.dmp

Filesize
64KB

Download
memory/4644-133-0x0000000000EF0000-0x0000000000FAE000-memory.dmp

Filesize
760KB

Download
memory/4644-135-0x0000000005900000-0x0000000005992000-memory.dmp

Filesize
584KB

Download
memory/4644-134-0x0000000005EB0000-0x0000000006454000-memory.dmp

Filesize
5.6MB

Download

Analysis

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