agenttesla | b0dcb9ceb001f6ea05b3163e56783cfe2028357129eb7db516d28e88acd9845b

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
23-05-2024 04:07

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General

Target

pro-forma invoice.xlsm.exe
Size

2.2MB
MD5

7f673b101bf26081c7e9a07afb60208d
SHA1

7d875b5fa96cb98a12290dac8f78f32b321023c4
SHA256

b0dcb9ceb001f6ea05b3163e56783cfe2028357129eb7db516d28e88acd9845b
SHA512

59e218de90db1e498239ec9cdd129b595b58cc5f2e4da6b1a142b654ef1ad8ad21679c1714180ad28cf4163c39ba093f829ec7fb9bbda6577b3b026dd6aac2a5
SSDEEP

49152:Ya3RyYkdvQ0RKgfPj6eKgT24yYqYu+lste0NENnxIj0i7wClms:YwyjI0RKgfb6eKgTgXp+lst21x5Clms

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.spia-indonesia.org
Port:
587
Username:
[email protected]
Password:
Looloo123@#
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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\Biibpb = "C:\\Users\\Admin\\AppData\\Roaming\\Biibpb.exe"	pro-forma invoice.xlsm.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\MvQHOaQ = "C:\\Users\\Admin\\AppData\\Roaming\\MvQHOaQ\\MvQHOaQ.exe"	pro-forma invoice.xlsm.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
5	api.ipify.org
4	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1440 set thread context of 2616	1440	pro-forma invoice.xlsm.exe	30

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2616	pro-forma invoice.xlsm.exe
2616	pro-forma invoice.xlsm.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1440	pro-forma invoice.xlsm.exe
Token: SeDebugPrivilege	1440	pro-forma invoice.xlsm.exe
Token: SeDebugPrivilege	2616	pro-forma invoice.xlsm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2616	pro-forma invoice.xlsm.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1440 wrote to memory of 2616	1440	pro-forma invoice.xlsm.exe	30
PID 1440 wrote to memory of 2616	1440	pro-forma invoice.xlsm.exe	30
PID 1440 wrote to memory of 2616	1440	pro-forma invoice.xlsm.exe	30
PID 1440 wrote to memory of 2616	1440	pro-forma invoice.xlsm.exe	30
PID 1440 wrote to memory of 2616	1440	pro-forma invoice.xlsm.exe	30
PID 1440 wrote to memory of 2616	1440	pro-forma invoice.xlsm.exe	30
PID 1440 wrote to memory of 2616	1440	pro-forma invoice.xlsm.exe	30
PID 1440 wrote to memory of 2616	1440	pro-forma invoice.xlsm.exe	30
PID 1440 wrote to memory of 2616	1440	pro-forma invoice.xlsm.exe	30

C:\Users\Admin\AppData\Local\Temp\pro-forma invoice.xlsm.exe
"C:\Users\Admin\AppData\Local\Temp\pro-forma invoice.xlsm.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1440
- C:\Users\Admin\AppData\Local\Temp\pro-forma invoice.xlsm.exe
  "C:\Users\Admin\AppData\Local\Temp\pro-forma invoice.xlsm.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1440-0-0x000000007405E000-0x000000007405F000-memory.dmp

Filesize
4KB

Download
memory/1440-1-0x0000000000E30000-0x0000000001076000-memory.dmp

Filesize
2.3MB

Download
memory/1440-2-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/1440-3-0x0000000004F30000-0x0000000005160000-memory.dmp

Filesize
2.2MB

Download
memory/1440-4-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-19-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-21-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-27-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-25-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-23-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-17-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-15-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-31-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-29-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-13-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-11-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-33-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-9-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-7-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-5-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-35-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-37-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-39-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-41-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-43-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-45-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-47-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-53-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-51-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-49-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-55-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-57-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-59-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-61-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-63-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-65-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-67-0x0000000004F30000-0x000000000515A000-memory.dmp

Filesize
2.2MB

Download
memory/1440-4890-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/1440-4891-0x0000000004880000-0x00000000048EC000-memory.dmp

Filesize
432KB

Download
memory/1440-4892-0x0000000000A90000-0x0000000000ADC000-memory.dmp

Filesize
304KB

Download
memory/1440-4893-0x000000007405E000-0x000000007405F000-memory.dmp

Filesize
4KB

Download
memory/1440-4894-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/1440-4895-0x0000000000C00000-0x0000000000C54000-memory.dmp

Filesize
336KB

Download
memory/1440-4910-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2616-4912-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2616-4911-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2616-4913-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download
memory/2616-4915-0x0000000074050000-0x000000007473E000-memory.dmp

Filesize
6.9MB

Download