agenttesla | ce9b39a6296a41339678e75b6004ce70ddfd839a496a058e0eb025cfa0a1e833

General

Target

SALE ORDER.exe
Size

463KB
MD5

563ace61f357fe73207c546cbec9c0cd
SHA1

6cc9bbe6704f4a54105502672d246e97d3c9688e
SHA256

9beb57914c705bfd2a1bfaca1bd2f4beca2a2cd8dff49229558bca04774a360a
SHA512

a48b165149fdd63b2ea95bafec0b4a22ca615530dabcb206a584d38d8cc3d7f4d1da3b64dc6096eaa4507d9bc98f115930384258873513b64b856b94d6934cda

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.dieseltronic.com.pe
Port:
587
Username:
[email protected]
Password:
Asdiesel2019@?%%%,

Signatures

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

AgentTesla Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4308-131-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/4308-132-0x000000000043763E-mapping.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

SALE ORDER.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts SALE ORDER.exe
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

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	SALE ORDER.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

SALE ORDER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SALE ORDER.exe
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SALE ORDER.exe
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SALE ORDER.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

SALE ORDER.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows\CurrentVersion\Run\kprUEGC = "C:\\Users\\Admin\\AppData\\Roaming\\kprUEGC\\kprUEGC.exe"	SALE ORDER.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

SALE ORDER.exe

description pid process target process

PID 4024 set thread context of 4308 4024 SALE ORDER.exe SALE ORDER.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

4556 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

SALE ORDER.exeSALE ORDER.exe

pid process

4024 SALE ORDER.exe
4308 SALE ORDER.exe
4308 SALE ORDER.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

SALE ORDER.exeSALE ORDER.exe

description pid process

Token: SeDebugPrivilege 4024 SALE ORDER.exe
Token: SeDebugPrivilege 4308 SALE ORDER.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

SALE ORDER.exe

pid process

4308 SALE ORDER.exe

description	pid	process	target process
PID 4024 set thread context of 4308	4024	SALE ORDER.exe	SALE ORDER.exe

pid	process
4556	schtasks.exe

pid	process
4024	SALE ORDER.exe
4308	SALE ORDER.exe
4308	SALE ORDER.exe

description	pid	process
Token: SeDebugPrivilege	4024	SALE ORDER.exe
Token: SeDebugPrivilege	4308	SALE ORDER.exe

pid	process
4308	SALE ORDER.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

SALE ORDER.exe

description	pid	process	target process
PID 4024 wrote to memory of 4556	4024	SALE ORDER.exe	schtasks.exe
PID 4024 wrote to memory of 4556	4024	SALE ORDER.exe	schtasks.exe
PID 4024 wrote to memory of 4556	4024	SALE ORDER.exe	schtasks.exe
PID 4024 wrote to memory of 4308	4024	SALE ORDER.exe	SALE ORDER.exe
PID 4024 wrote to memory of 4308	4024	SALE ORDER.exe	SALE ORDER.exe
PID 4024 wrote to memory of 4308	4024	SALE ORDER.exe	SALE ORDER.exe
PID 4024 wrote to memory of 4308	4024	SALE ORDER.exe	SALE ORDER.exe
PID 4024 wrote to memory of 4308	4024	SALE ORDER.exe	SALE ORDER.exe
PID 4024 wrote to memory of 4308	4024	SALE ORDER.exe	SALE ORDER.exe
PID 4024 wrote to memory of 4308	4024	SALE ORDER.exe	SALE ORDER.exe
PID 4024 wrote to memory of 4308	4024	SALE ORDER.exe	SALE ORDER.exe

outlook_office_path 1 IoCs

Processes:

SALE ORDER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SALE ORDER.exe

outlook_win_path 1 IoCs

Processes:

SALE ORDER.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	SALE ORDER.exe

C:\Users\Admin\AppData\Local\Temp\SALE ORDER.exe
"C:\Users\Admin\AppData\Local\Temp\SALE ORDER.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4024

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jbRaoNBxNzlTq" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB66.tmp"
2⤵
- Creates scheduled task(s)
PID:4556

C:\Users\Admin\AppData\Local\Temp\SALE ORDER.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4308

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB66.tmp
MD5
66ab2b95ad8b5a357cfec4a221910ec4

SHA1
cdf5affdcab1a0b39b7f3ddc2c6221a561aa0b26

SHA256
0dbe3e2dc81c08811e357b896cca43467aebaa388d3054585acb9dac62137895

SHA512
6dc7d5bfb7e7d67a5bc1a5f8466ddce404a2da8d10b6b8097e652846a8ee8059b0946d5150854a666f9d910f11c3e9df02026475249e50891909dd060dad7c13

Download Submit
memory/4024-127-0x0000000007010000-0x0000000007085000-memory.dmp

Filesize
468KB

Download
memory/4024-124-0x00000000055D0000-0x00000000055D1000-memory.dmp

Filesize
4KB

Download
memory/4024-128-0x0000000007090000-0x00000000070C8000-memory.dmp

Filesize
224KB

Download
memory/4024-123-0x00000000052F0000-0x00000000052F1000-memory.dmp

Filesize
4KB

Download
memory/4024-118-0x00000000009D0000-0x00000000009D1000-memory.dmp

Filesize
4KB

Download
memory/4024-125-0x0000000005580000-0x0000000005585000-memory.dmp

Filesize
20KB

Download
memory/4024-126-0x0000000005320000-0x000000000581E000-memory.dmp

Filesize
5.0MB

Download
memory/4024-120-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/4024-122-0x00000000053C0000-0x00000000053C1000-memory.dmp

Filesize
4KB

Download
memory/4024-121-0x0000000005820000-0x0000000005821000-memory.dmp

Filesize
4KB

Download
memory/4308-131-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4308-132-0x000000000043763E-mapping.dmp

Download
memory/4308-137-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/4308-138-0x0000000005390000-0x0000000005391000-memory.dmp

Filesize
4KB

Download
memory/4308-139-0x0000000005F20000-0x0000000005F21000-memory.dmp

Filesize
4KB

Download
memory/4308-142-0x0000000005241000-0x0000000005242000-memory.dmp

Filesize
4KB

Download
memory/4556-129-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads