agenttesla | 413c242bae0ea6bcd5f06089f06afabc0b6f156192cbf7ac48f7b7e0379d02ae

General

Target

INQUIRY.exe
Size

790KB
MD5

17a16fdeda33edf4b8138df1e60fb83e
SHA1

0e51a45c5e08fbcfa8aa4382129cd44690f6df63
SHA256

413c242bae0ea6bcd5f06089f06afabc0b6f156192cbf7ac48f7b7e0379d02ae
SHA512

a90832515d127ab6982717d0eea020a4bd45b0a86a31d953816b637671e8b2bfe2f10f5fb24119f0d9c35ddb26db998d77e157ab791ad3cb23ef4482801dca3c
SSDEEP

12288:mxuADqjJ5nhZwSIAAG6N9OS0g0av0/2vahdq60+9MK:XjrhZbIAwN/01Duva/qQe

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.sseximclearing.com
Port:
587
Username:
saurav.roy@sseximclearing.com
Password:
Ssxm@9854

Signatures

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

INQUIRY.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation INQUIRY.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
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	INQUIRY.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

INQUIRY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

INQUIRY.exe

description pid process target process

PID 3080 set thread context of 4712 3080 INQUIRY.exe INQUIRY.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

2776 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

INQUIRY.exeINQUIRY.exe

pid process

3080 INQUIRY.exe
4712 INQUIRY.exe
4712 INQUIRY.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

INQUIRY.exeINQUIRY.exe

description pid process

Token: SeDebugPrivilege 3080 INQUIRY.exe
Token: SeDebugPrivilege 4712 INQUIRY.exe

description	pid	process	target process
PID 3080 set thread context of 4712	3080	INQUIRY.exe	INQUIRY.exe

pid	process
2776	schtasks.exe

pid	process
3080	INQUIRY.exe
4712	INQUIRY.exe
4712	INQUIRY.exe

description	pid	process
Token: SeDebugPrivilege	3080	INQUIRY.exe
Token: SeDebugPrivilege	4712	INQUIRY.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

INQUIRY.exe

description	pid	process	target process
PID 3080 wrote to memory of 2776	3080	INQUIRY.exe	schtasks.exe
PID 3080 wrote to memory of 2776	3080	INQUIRY.exe	schtasks.exe
PID 3080 wrote to memory of 2776	3080	INQUIRY.exe	schtasks.exe
PID 3080 wrote to memory of 4712	3080	INQUIRY.exe	INQUIRY.exe
PID 3080 wrote to memory of 4712	3080	INQUIRY.exe	INQUIRY.exe
PID 3080 wrote to memory of 4712	3080	INQUIRY.exe	INQUIRY.exe
PID 3080 wrote to memory of 4712	3080	INQUIRY.exe	INQUIRY.exe
PID 3080 wrote to memory of 4712	3080	INQUIRY.exe	INQUIRY.exe
PID 3080 wrote to memory of 4712	3080	INQUIRY.exe	INQUIRY.exe
PID 3080 wrote to memory of 4712	3080	INQUIRY.exe	INQUIRY.exe
PID 3080 wrote to memory of 4712	3080	INQUIRY.exe	INQUIRY.exe

outlook_office_path 1 IoCs

Processes:

INQUIRY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY.exe

outlook_win_path 1 IoCs

Processes:

INQUIRY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY.exe

C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe
"C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3080

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nXDhmEqSsLbxOU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp33F1.tmp"
2⤵
- Creates scheduled task(s)
PID:2776

C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4712

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

Credentials in Files

3

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\tmp33F1.tmp
Filesize
1KB

MD5
e9c873325d76df712071b41fc32c09f4

SHA1
bea1b97fd4912369d6a5ea8ee2a5ce3bd3aa785b

SHA256
cd8deb1720e1ae3451df4b9286abfab20a0bae1f3dee84ca11a90003c8d89634

SHA512
495387413ae4f48925d4afb55508b613c8d2c32524ffb745fdfe434f01643a39f63a34ee8eaed672300576893b612ffb82c67f99fe94941eec59dafd439b5752

Download Submit
memory/2776-138-0x0000000000000000-mapping.dmp

Download
memory/3080-133-0x0000000000E60000-0x0000000000F2C000-memory.dmp

Filesize
816KB

Download
memory/3080-134-0x0000000005FD0000-0x0000000006574000-memory.dmp

Filesize
5.6MB

Download
memory/3080-135-0x00000000058D0000-0x0000000005962000-memory.dmp

Filesize
584KB

Download
memory/3080-136-0x0000000005A20000-0x0000000005ABC000-memory.dmp

Filesize
624KB

Download
memory/3080-137-0x00000000058C0000-0x00000000058CA000-memory.dmp

Filesize
40KB

Download
memory/4712-140-0x0000000000000000-mapping.dmp

Download
memory/4712-141-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/4712-142-0x0000000006530000-0x0000000006596000-memory.dmp

Filesize
408KB

Download
memory/4712-143-0x0000000006C60000-0x0000000006CB0000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads