agenttesla | 3ff584e04fd6e89be210bbe78735f59e27e2b374294ef5682598f0b3454ff6fe

General

Target

PO 28602....A6hBbL7xL4Jle4w.exe
Size

444KB
MD5

82c88bfa469dbc588304b5f8787fef8f
SHA1

d1bd337791addb1151c5369b5d2922d2e30524ea
SHA256

5eabdc9b1c948d59d99a9a19e6007c36b3fc7bb21dbcb654e73f64a20d6a6aec
SHA512

7e415174d2ffe8f5925778ab59212cd52746a673dbba2d53b7538615bb103aa11ec17acbb8ce6a4c910d8d46e194f75a98c43f50095290995fc1c684dd97e53e

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
mkoify147@@@

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1776-139-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

CoreCCC Packer 1 IoCs

Detects CoreCCC packer used to load .NET malware.

Processes:

resource	yara_rule
behavioral2/memory/4664-130-0x0000000000540000-0x00000000005B6000-memory.dmp	coreccc

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

PO 28602....A6hBbL7xL4Jle4w.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation	PO 28602....A6hBbL7xL4Jle4w.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO 28602....A6hBbL7xL4Jle4w.exe

description pid process target process

PID 4664 set thread context of 1776 4664 PO 28602....A6hBbL7xL4Jle4w.exe RegSvcs.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

1520 schtasks.exe

description	pid	process	target process
PID 4664 set thread context of 1776	4664	PO 28602....A6hBbL7xL4Jle4w.exe	RegSvcs.exe

pid	process
1520	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

PO 28602....A6hBbL7xL4Jle4w.exeRegSvcs.exe

pid	process
4664	PO 28602....A6hBbL7xL4Jle4w.exe
4664	PO 28602....A6hBbL7xL4Jle4w.exe
4664	PO 28602....A6hBbL7xL4Jle4w.exe
4664	PO 28602....A6hBbL7xL4Jle4w.exe
4664	PO 28602....A6hBbL7xL4Jle4w.exe
4664	PO 28602....A6hBbL7xL4Jle4w.exe
1776	RegSvcs.exe
1776	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO 28602....A6hBbL7xL4Jle4w.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 4664 PO 28602....A6hBbL7xL4Jle4w.exe
Token: SeDebugPrivilege 1776 RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4664	PO 28602....A6hBbL7xL4Jle4w.exe
Token: SeDebugPrivilege	1776	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

PO 28602....A6hBbL7xL4Jle4w.exeRegSvcs.exe

description	pid	process	target process
PID 4664 wrote to memory of 1520	4664	PO 28602....A6hBbL7xL4Jle4w.exe	schtasks.exe
PID 4664 wrote to memory of 1520	4664	PO 28602....A6hBbL7xL4Jle4w.exe	schtasks.exe
PID 4664 wrote to memory of 1520	4664	PO 28602....A6hBbL7xL4Jle4w.exe	schtasks.exe
PID 4664 wrote to memory of 1288	4664	PO 28602....A6hBbL7xL4Jle4w.exe	RegSvcs.exe
PID 4664 wrote to memory of 1288	4664	PO 28602....A6hBbL7xL4Jle4w.exe	RegSvcs.exe
PID 4664 wrote to memory of 1288	4664	PO 28602....A6hBbL7xL4Jle4w.exe	RegSvcs.exe
PID 4664 wrote to memory of 1776	4664	PO 28602....A6hBbL7xL4Jle4w.exe	RegSvcs.exe
PID 4664 wrote to memory of 1776	4664	PO 28602....A6hBbL7xL4Jle4w.exe	RegSvcs.exe
PID 4664 wrote to memory of 1776	4664	PO 28602....A6hBbL7xL4Jle4w.exe	RegSvcs.exe
PID 4664 wrote to memory of 1776	4664	PO 28602....A6hBbL7xL4Jle4w.exe	RegSvcs.exe
PID 4664 wrote to memory of 1776	4664	PO 28602....A6hBbL7xL4Jle4w.exe	RegSvcs.exe
PID 4664 wrote to memory of 1776	4664	PO 28602....A6hBbL7xL4Jle4w.exe	RegSvcs.exe
PID 4664 wrote to memory of 1776	4664	PO 28602....A6hBbL7xL4Jle4w.exe	RegSvcs.exe
PID 4664 wrote to memory of 1776	4664	PO 28602....A6hBbL7xL4Jle4w.exe	RegSvcs.exe
PID 1776 wrote to memory of 2484	1776	RegSvcs.exe	netsh.exe
PID 1776 wrote to memory of 2484	1776	RegSvcs.exe	netsh.exe
PID 1776 wrote to memory of 2484	1776	RegSvcs.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PO 28602....A6hBbL7xL4Jle4w.exe
"C:\Users\Admin\AppData\Local\Temp\PO 28602....A6hBbL7xL4Jle4w.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4664

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rluahzGlVOkvwh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8C.tmp"
2⤵
- Creates scheduled task(s)
PID:1520

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
PID:1288

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1776

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:2484

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8C.tmp
Filesize
1KB

MD5
0fc167cf6954f2c4f8a8ea53e9780440

SHA1
3ffe1ba0113331321b32024420df9d6f3fcf3cd1

SHA256
8bcf615958c38aa923f9656bedc0d7f7b483de0404b6999d18f8b30b098ccbdd

SHA512
caf6a2cf592d67fc2b2af572bb370e3ac12f1589090031c98a3eadda1a859a17efb8720429e731ee7961ee3756905ef7ba87c6903a2c6329c8610f0897737a1b

Download Submit
memory/1288-137-0x0000000000000000-mapping.dmp

Download
memory/1520-135-0x0000000000000000-mapping.dmp

Download
memory/1776-139-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1776-138-0x0000000000000000-mapping.dmp

Download
memory/1776-140-0x0000000005DB0000-0x0000000005E16000-memory.dmp

Filesize
408KB

Download
memory/1776-142-0x0000000006B70000-0x0000000006BC0000-memory.dmp

Filesize
320KB

Download
memory/2484-141-0x0000000000000000-mapping.dmp

Download
memory/4664-134-0x0000000008A90000-0x0000000008B2C000-memory.dmp

Filesize
624KB

Download
memory/4664-133-0x0000000005310000-0x000000000531A000-memory.dmp

Filesize
40KB

Download
memory/4664-132-0x0000000005360000-0x00000000053F2000-memory.dmp

Filesize
584KB

Download
memory/4664-131-0x0000000005770000-0x0000000005D14000-memory.dmp

Filesize
5.6MB

Download
memory/4664-130-0x0000000000540000-0x00000000005B6000-memory.dmp

Filesize
472KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads