agenttesla | a1bd6179af1a20b468fb3c5be83ef8d037ac48c189a8930374985318fdc15fca

General

Target

PO49000880.exe
Size

696KB
MD5

f81737bc40ede28ebedf91d62330f9fc
SHA1

17c89376f2f53b155887652e5ce0cbc8b246ad20
SHA256

75d0f8641ab2d7d47457fa1f1eeb338b2aacb9e356a539d18780c273d5a37a0f
SHA512

b14f15d2354dceb0b54b4193a47130e811149ccf8cb1fc67bb15b59de1e5f773fae7d96aa8bcdc221cc72e6d7e82692663259d6c9529f20bad4dd2e08b4f5946
SSDEEP

12288:eF2iN3XfwMTOEygb6x4eSSGAZDxXeOBb+c2f6DvtszpUlv312Z3:eF15wMCrgb6x4hRA3eOBb1dDtslUJ31s

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mbarieservicesltd.com
Port:
587
Username:
[email protected]
Password:
*o9H+18Q4%;M
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware 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 2 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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO49000880.exe
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO49000880.exe
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO49000880.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2740 set thread context of 2600	2740	PO49000880.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3000	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2600	PO49000880.exe
Token: SeDebugPrivilege	3000	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 3000	2740	PO49000880.exe	28
PID 2740 wrote to memory of 3000	2740	PO49000880.exe	28
PID 2740 wrote to memory of 3000	2740	PO49000880.exe	28
PID 2740 wrote to memory of 3000	2740	PO49000880.exe	28
PID 2740 wrote to memory of 2600	2740	PO49000880.exe	30
PID 2740 wrote to memory of 2600	2740	PO49000880.exe	30
PID 2740 wrote to memory of 2600	2740	PO49000880.exe	30
PID 2740 wrote to memory of 2600	2740	PO49000880.exe	30
PID 2740 wrote to memory of 2600	2740	PO49000880.exe	30
PID 2740 wrote to memory of 2600	2740	PO49000880.exe	30
PID 2740 wrote to memory of 2600	2740	PO49000880.exe	30
PID 2740 wrote to memory of 2600	2740	PO49000880.exe	30
PID 2740 wrote to memory of 2600	2740	PO49000880.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO49000880.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO49000880.exe

C:\Users\Admin\AppData\Local\Temp\PO49000880.exe
"C:\Users\Admin\AppData\Local\Temp\PO49000880.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PO49000880.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3000
- C:\Users\Admin\AppData\Local\Temp\PO49000880.exe
  "C:\Users\Admin\AppData\Local\Temp\PO49000880.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2600

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2600-16-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2600-14-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2600-8-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2600-9-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2600-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2600-7-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2600-6-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2600-12-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2740-1-0x0000000074140000-0x000000007482E000-memory.dmp

Filesize
6.9MB

Download
memory/2740-0-0x0000000001350000-0x0000000001404000-memory.dmp

Filesize
720KB

Download
memory/2740-5-0x00000000002F0000-0x0000000000360000-memory.dmp

Filesize
448KB

Download
memory/2740-4-0x00000000009C0000-0x00000000009D4000-memory.dmp

Filesize
80KB

Download
memory/2740-3-0x0000000000950000-0x0000000000970000-memory.dmp

Filesize
128KB

Download
memory/2740-2-0x0000000000660000-0x00000000006A0000-memory.dmp

Filesize
256KB

Download
memory/2740-17-0x0000000074140000-0x000000007482E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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