agenttesla | 0ae894b2bbf2123f4e6c64e3c9244e815478f21abb0b9656990cfcb698412f49

General

Target

SEPTEMBER_2023_ORDER.EXE.exe
Size

1.5MB
MD5

ade3240b9712f04d24f3ced80d3eaf3c
SHA1

baf7f1374ddd53029fc696d544f5285912c76e88
SHA256

0ae894b2bbf2123f4e6c64e3c9244e815478f21abb0b9656990cfcb698412f49
SHA512

852da658c8a4cb34029dbd103e86cf29d349a595f9a54926766f8e43a1b43052f8adfcefa63cd9c6c0aa0268f50ff07e51abca3e59984cd93dda10cdf0cee0ba
SSDEEP

24576:8EmXH19NgCRJiQrRvVI9cZszJRxGOsIbBKnHstfFyDQsKO8:6ioJWystfFyDQs4

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
nl9.nlkoddos.com
Port:
587
Username:
[email protected]
Password:
f=g^~XO{Pk7s
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SEPTEMBER_2023_ORDER.EXE.exe
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SEPTEMBER_2023_ORDER.EXE.exe
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SEPTEMBER_2023_ORDER.EXE.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
68	api.ipify.org
69	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2912 set thread context of 2876	2912	SEPTEMBER_2023_ORDER.EXE.exe	97

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2912	SEPTEMBER_2023_ORDER.EXE.exe
2876	SEPTEMBER_2023_ORDER.EXE.exe
2876	SEPTEMBER_2023_ORDER.EXE.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2912	SEPTEMBER_2023_ORDER.EXE.exe
Token: SeDebugPrivilege	2876	SEPTEMBER_2023_ORDER.EXE.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2876	SEPTEMBER_2023_ORDER.EXE.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2912 wrote to memory of 2876	2912	SEPTEMBER_2023_ORDER.EXE.exe	97
PID 2912 wrote to memory of 2876	2912	SEPTEMBER_2023_ORDER.EXE.exe	97
PID 2912 wrote to memory of 2876	2912	SEPTEMBER_2023_ORDER.EXE.exe	97
PID 2912 wrote to memory of 2876	2912	SEPTEMBER_2023_ORDER.EXE.exe	97
PID 2912 wrote to memory of 2876	2912	SEPTEMBER_2023_ORDER.EXE.exe	97
PID 2912 wrote to memory of 2876	2912	SEPTEMBER_2023_ORDER.EXE.exe	97
PID 2912 wrote to memory of 2876	2912	SEPTEMBER_2023_ORDER.EXE.exe	97
PID 2912 wrote to memory of 2876	2912	SEPTEMBER_2023_ORDER.EXE.exe	97

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SEPTEMBER_2023_ORDER.EXE.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SEPTEMBER_2023_ORDER.EXE.exe

C:\Users\Admin\AppData\Local\Temp\SEPTEMBER_2023_ORDER.EXE.exe
"C:\Users\Admin\AppData\Local\Temp\SEPTEMBER_2023_ORDER.EXE.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2912
- C:\Users\Admin\AppData\Local\Temp\SEPTEMBER_2023_ORDER.EXE.exe
  C:\Users\Admin\AppData\Local\Temp\SEPTEMBER_2023_ORDER.EXE.exe
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:2876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

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\SEPTEMBER_2023_ORDER.EXE.exe.log

Filesize
1KB

MD5
489c7565f9b029ba9fadff774073cc98

SHA1
56c05089b33ee7e7dfa9e6a2d098164efd8e1150

SHA256
10bf6242da02dad8b2e1208b9dab9a7303cf986320e05e5ef20b99c9b71326d4

SHA512
ddea09c011a8d4f85905842c2f34c98add0110a0b6b3b2709718c3614a2c42dec5f4f5d5b9442cfd3c6c23e9a90c8c0b25c14c3dbd42faea9cc8dd232cace1ac

Download Submit
memory/2876-16-0x00000000050F0000-0x0000000005156000-memory.dmp

Filesize
408KB

Download
memory/2876-14-0x0000000074B50000-0x0000000075300000-memory.dmp

Filesize
7.7MB

Download
memory/2876-21-0x00000000050E0000-0x00000000050F0000-memory.dmp

Filesize
64KB

Download
memory/2876-20-0x0000000074B50000-0x0000000075300000-memory.dmp

Filesize
7.7MB

Download
memory/2876-19-0x0000000006A20000-0x0000000006A2A000-memory.dmp

Filesize
40KB

Download
memory/2876-18-0x0000000006880000-0x0000000006912000-memory.dmp

Filesize
584KB

Download
memory/2876-17-0x0000000006790000-0x00000000067E0000-memory.dmp

Filesize
320KB

Download
memory/2876-15-0x00000000050E0000-0x00000000050F0000-memory.dmp

Filesize
64KB

Download
memory/2876-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2912-6-0x0000000006F80000-0x0000000006FCC000-memory.dmp

Filesize
304KB

Download
memory/2912-2-0x0000000005980000-0x0000000005990000-memory.dmp

Filesize
64KB

Download
memory/2912-13-0x0000000074B50000-0x0000000075300000-memory.dmp

Filesize
7.7MB

Download
memory/2912-1-0x0000000000E20000-0x0000000000F9C000-memory.dmp

Filesize
1.5MB

Download
memory/2912-8-0x0000000005980000-0x0000000005990000-memory.dmp

Filesize
64KB

Download
memory/2912-0-0x0000000074B50000-0x0000000075300000-memory.dmp

Filesize
7.7MB

Download
memory/2912-7-0x0000000074B50000-0x0000000075300000-memory.dmp

Filesize
7.7MB

Download
memory/2912-9-0x00000000075C0000-0x0000000007B64000-memory.dmp

Filesize
5.6MB

Download
memory/2912-5-0x0000000006EC0000-0x0000000006F04000-memory.dmp

Filesize
272KB

Download
memory/2912-4-0x0000000006E30000-0x0000000006E84000-memory.dmp

Filesize
336KB

Download
memory/2912-3-0x00000000058A0000-0x00000000058A8000-memory.dmp

Filesize
32KB

Download

Analysis

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