agenttesla | c1add17549206e0ea3e1025ec81ff8d7e5ae994381600ec84d33eeab50ea7232

Analysis

max time kernel
89s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
07/02/2023, 15:22

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General

Target

AWB NO. 8148557141.exe
Size

792KB
MD5

a169ae631ac877e4e89d595b6ba03600
SHA1

4589dd4afc4a6c9423ddba7442137e5beb502fb0
SHA256

c1add17549206e0ea3e1025ec81ff8d7e5ae994381600ec84d33eeab50ea7232
SHA512

f2a639c226a6e092c664921fcb99dba63ca564e024f0be3b364951c55a842a5767a95c79f7afd1d61400c01c396eb346346e110f18e744613008def4d0e0bcf3
SSDEEP

12288:Nrt0wdeWKBp5gYcjzioNo5IhMbmfEJhJm6I6awHRr/CB06KuLpgbDDlG:NrGV7p55Ki7WhMKfCm6xawxO5dgZ

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot6191932863:AAEw6WZfMHSbIiilSKsmAnJOgaZwvnoMVh8/

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-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB NO. 8148557141.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB NO. 8148557141.exe
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB NO. 8148557141.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
157	api.ipify.org
158	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4756 set thread context of 4264	4756	AWB NO. 8148557141.exe	91

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4756	AWB NO. 8148557141.exe
4756	AWB NO. 8148557141.exe
4756	AWB NO. 8148557141.exe
4756	AWB NO. 8148557141.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4756	AWB NO. 8148557141.exe
Token: SeDebugPrivilege	4264	AWB NO. 8148557141.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4756 wrote to memory of 4264	4756	AWB NO. 8148557141.exe	91
PID 4756 wrote to memory of 4264	4756	AWB NO. 8148557141.exe	91
PID 4756 wrote to memory of 4264	4756	AWB NO. 8148557141.exe	91
PID 4756 wrote to memory of 4264	4756	AWB NO. 8148557141.exe	91
PID 4756 wrote to memory of 4264	4756	AWB NO. 8148557141.exe	91
PID 4756 wrote to memory of 4264	4756	AWB NO. 8148557141.exe	91
PID 4756 wrote to memory of 4264	4756	AWB NO. 8148557141.exe	91
PID 4756 wrote to memory of 4264	4756	AWB NO. 8148557141.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB NO. 8148557141.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	AWB NO. 8148557141.exe

C:\Users\Admin\AppData\Local\Temp\AWB NO. 8148557141.exe
"C:\Users\Admin\AppData\Local\Temp\AWB NO. 8148557141.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4756
- C:\Users\Admin\AppData\Local\Temp\AWB NO. 8148557141.exe
  "C:\Users\Admin\AppData\Local\Temp\AWB NO. 8148557141.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:4264

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/4264-138-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/4264-139-0x00000000051D0000-0x0000000005236000-memory.dmp

Filesize
408KB

Download
memory/4264-140-0x0000000006CB0000-0x0000000006D00000-memory.dmp

Filesize
320KB

Download
memory/4264-141-0x0000000006F00000-0x00000000070C2000-memory.dmp

Filesize
1.8MB

Download
memory/4756-132-0x00000000007F0000-0x00000000008BC000-memory.dmp

Filesize
816KB

Download
memory/4756-133-0x0000000005860000-0x0000000005E04000-memory.dmp

Filesize
5.6MB

Download
memory/4756-134-0x00000000052B0000-0x0000000005342000-memory.dmp

Filesize
584KB

Download
memory/4756-135-0x0000000005260000-0x000000000526A000-memory.dmp

Filesize
40KB

Download
memory/4756-136-0x0000000008F00000-0x0000000008F9C000-memory.dmp

Filesize
624KB

Download