agenttesla | 3185d8e8484338169b004da9f6ea8e66f2e95f353b9d2a0cf833ce705ca2cfb2

General

Target

BETALING.exe
Size

792KB
MD5

2a1545c3d87e97567f8b086860e5832b
SHA1

410bf6f20cb8d3815866b31c7c7d777fbccb6ea2
SHA256

e2cffdf34c55f9b0975fc651a0f49db65ff59c34610221fe5efac13d72911310
SHA512

e1d21c09003d4f99f9e654276e040f56c3338c3b578f0cf74542b1c0525f7a2ebe1a953de88c79e952112b696aaa5c011eebf25022f4335a071993a7dc82b44f
SSDEEP

24576:2wwt+2McUJrdRhT5js5HE2u08wvQW0iaGTf/YeOXv:qt+XLsxRu08wYI/YNXv

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.amwi.net
Port:
587
Username:
[email protected]
Password:
A77i6l!v
Email To:
[email protected]

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-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BETALING.exe
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BETALING.exe
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BETALING.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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1724 set thread context of 1712	1724	BETALING.exe	27

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1724	BETALING.exe
1724	BETALING.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1724	BETALING.exe
Token: SeDebugPrivilege	1712	BETALING.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 1712	1724	BETALING.exe	27
PID 1724 wrote to memory of 1712	1724	BETALING.exe	27
PID 1724 wrote to memory of 1712	1724	BETALING.exe	27
PID 1724 wrote to memory of 1712	1724	BETALING.exe	27
PID 1724 wrote to memory of 1712	1724	BETALING.exe	27
PID 1724 wrote to memory of 1712	1724	BETALING.exe	27
PID 1724 wrote to memory of 1712	1724	BETALING.exe	27
PID 1724 wrote to memory of 1712	1724	BETALING.exe	27
PID 1724 wrote to memory of 1712	1724	BETALING.exe	27

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BETALING.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BETALING.exe

C:\Users\Admin\AppData\Local\Temp\BETALING.exe
"C:\Users\Admin\AppData\Local\Temp\BETALING.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Users\Admin\AppData\Local\Temp\BETALING.exe
  "C:\Users\Admin\AppData\Local\Temp\BETALING.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1712

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\Temp\Cab17C8.tmp

Filesize
61KB

MD5
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

Download Submit
memory/1712-66-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1712-70-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1712-88-0x0000000004D30000-0x0000000004D70000-memory.dmp

Filesize
256KB

Download
memory/1712-71-0x0000000004D30000-0x0000000004D70000-memory.dmp

Filesize
256KB

Download
memory/1712-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1712-68-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1712-61-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1712-62-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1712-63-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1712-64-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/1724-56-0x00000000004E0000-0x00000000004FA000-memory.dmp

Filesize
104KB

Download
memory/1724-54-0x0000000000A30000-0x0000000000AFC000-memory.dmp

Filesize
816KB

Download
memory/1724-60-0x00000000009F0000-0x0000000000A22000-memory.dmp

Filesize
200KB

Download
memory/1724-59-0x0000000000620000-0x0000000000626000-memory.dmp

Filesize
24KB

Download
memory/1724-58-0x0000000001FA0000-0x000000000204A000-memory.dmp

Filesize
680KB

Download
memory/1724-55-0x0000000007250000-0x0000000007290000-memory.dmp

Filesize
256KB

Download
memory/1724-57-0x00000000004C0000-0x00000000004CC000-memory.dmp

Filesize
48KB

Download

Analysis

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