agenttesla | e807d4714f17e7a6461c0ccc29279ff2861e976b05ca8cac18b3581f2a22503b

General

Target

PAYMENT_.exe
Size

467KB
MD5

d2a853f4673bcc9b9b2d17989cb3ba53
SHA1

cee8b196927b10efef3d4efd36a0570f861a0ee0
SHA256

c340fad2083b06131ba9375a8a9a90a71a7b5d9d6153a4c50ab4df210709af7e
SHA512

86bc93532b0ce626548d928b7fd0643e6a428243abf5398528a375302592753ecaeb3c2ed2e01180a79dc2180bc35b5903a02a994211241849b2da3fb888be62

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.orientalkuwait.com
Port:
587
Username:
[email protected]
Password:
Operatingmanager1&

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.orientalkuwait.com
Port:
587
Username:
[email protected]
Password:
Operatingmanager1&

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/1076-138-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

CoreCCC Packer 1 IoCs

Detects CoreCCC packer used to load .NET malware.

Processes:

resource	yara_rule
behavioral2/memory/1164-130-0x0000000000CA0000-0x0000000000D1C000-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:

PAYMENT_.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	PAYMENT_.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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

PAYMENT_.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PAYMENT_.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PAYMENT_.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PAYMENT_.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PAYMENT_.exe

description pid process target process

PID 1164 set thread context of 1076 1164 PAYMENT_.exe PAYMENT_.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

4640 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

PAYMENT_.exe

pid process

1076 PAYMENT_.exe
1076 PAYMENT_.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

PAYMENT_.exe

description pid process

Token: SeDebugPrivilege 1076 PAYMENT_.exe

description	pid	process	target process
PID 1164 set thread context of 1076	1164	PAYMENT_.exe	PAYMENT_.exe

pid	process
4640	schtasks.exe

pid	process
1076	PAYMENT_.exe
1076	PAYMENT_.exe

description	pid	process
Token: SeDebugPrivilege	1076	PAYMENT_.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

PAYMENT_.exePAYMENT_.exe

description	pid	process	target process
PID 1164 wrote to memory of 4640	1164	PAYMENT_.exe	schtasks.exe
PID 1164 wrote to memory of 4640	1164	PAYMENT_.exe	schtasks.exe
PID 1164 wrote to memory of 4640	1164	PAYMENT_.exe	schtasks.exe
PID 1164 wrote to memory of 1076	1164	PAYMENT_.exe	PAYMENT_.exe
PID 1164 wrote to memory of 1076	1164	PAYMENT_.exe	PAYMENT_.exe
PID 1164 wrote to memory of 1076	1164	PAYMENT_.exe	PAYMENT_.exe
PID 1164 wrote to memory of 1076	1164	PAYMENT_.exe	PAYMENT_.exe
PID 1164 wrote to memory of 1076	1164	PAYMENT_.exe	PAYMENT_.exe
PID 1164 wrote to memory of 1076	1164	PAYMENT_.exe	PAYMENT_.exe
PID 1164 wrote to memory of 1076	1164	PAYMENT_.exe	PAYMENT_.exe
PID 1164 wrote to memory of 1076	1164	PAYMENT_.exe	PAYMENT_.exe
PID 1076 wrote to memory of 4136	1076	PAYMENT_.exe	netsh.exe
PID 1076 wrote to memory of 4136	1076	PAYMENT_.exe	netsh.exe
PID 1076 wrote to memory of 4136	1076	PAYMENT_.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

PAYMENT_.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PAYMENT_.exe

outlook_win_path 1 IoCs

Processes:

PAYMENT_.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PAYMENT_.exe

C:\Users\Admin\AppData\Local\Temp\PAYMENT_.exe
"C:\Users\Admin\AppData\Local\Temp\PAYMENT_.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1164

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fKYLva" /XML "C:\Users\Admin\AppData\Local\Temp\tmp928B.tmp"
2⤵
- Creates scheduled task(s)
PID:4640

C:\Users\Admin\AppData\Local\Temp\PAYMENT_.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:1076

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:4136

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp928B.tmp
Filesize
1KB

MD5
3df8b11726c13950652667f649380840

SHA1
41eae28998a5a0165c37d6af81e37e02eb1c71de

SHA256
bd4f9e48acab4df2362ad3e757d5a9f02aadcdca4cf0985ce6545d58684665d8

SHA512
0167bbc78d56572b207c3b4f24000d4fdf3689c92a531cea47d076e4f83d4873d47e4eacca958e963ffdaae544a2cb476b4cab23936fdba44ed696bee0fd19df

Download Submit
memory/1076-137-0x0000000000000000-mapping.dmp

Download
memory/1076-138-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1076-139-0x0000000005C20000-0x0000000005C86000-memory.dmp

Filesize
408KB

Download
memory/1076-140-0x0000000006700000-0x0000000006750000-memory.dmp

Filesize
320KB

Download
memory/1164-130-0x0000000000CA0000-0x0000000000D1C000-memory.dmp

Filesize
496KB

Download
memory/1164-131-0x0000000005D80000-0x0000000006324000-memory.dmp

Filesize
5.6MB

Download
memory/1164-132-0x00000000056E0000-0x0000000005772000-memory.dmp

Filesize
584KB

Download
memory/1164-133-0x00000000058F0000-0x00000000058FA000-memory.dmp

Filesize
40KB

Download
memory/1164-134-0x0000000009430000-0x00000000094CC000-memory.dmp

Filesize
624KB

Download
memory/4136-141-0x0000000000000000-mapping.dmp

Download
memory/4640-135-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads