agenttesla | 18815cefbfcde8bb8b9605cbaffd28fc471a42ab52d7157a09fc585b211493ae

General

Target

INQUIRY.exe
Size

987KB
MD5

e5265906364b50b3c76474eccb791319
SHA1

c4d7fb4ca637a7853e32d2dca8bb8f1ee953e8ad
SHA256

92d2a5ac1445f1cf95317d89b5b1649246b56e328894b584523e690def1bc570
SHA512

523c0c312512bd2d38e5388b8898d1b9b04fa7aa72ee1d4f311ea4b4c2f53678c4a03d8df3db6564228a720a00e996d41b63624bd51cd14f9d2e5679aa6a1c75
SSDEEP

12288:kgqC2J6e2bju7kXl9FWg3qzwzFL8O+TpGxzjUR56J2apsADqjJ5nGmwl9cffomoe:kg52sfikVSkq67tXK5SWjrGXu

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.sseximclearing.com
Port:
587
Username:
[email protected]
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-1-5-21-2295526160-1155304984-640977766-1000\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-1-5-21-2295526160-1155304984-640977766-1000\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-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	INQUIRY.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

INQUIRY.exe

description pid process target process

PID 3192 set thread context of 5016 3192 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

3676 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

INQUIRY.exeINQUIRY.exe

pid process

3192 INQUIRY.exe
5016 INQUIRY.exe
5016 INQUIRY.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

INQUIRY.exeINQUIRY.exe

description pid process

Token: SeDebugPrivilege 3192 INQUIRY.exe
Token: SeDebugPrivilege 5016 INQUIRY.exe

description	pid	process	target process
PID 3192 set thread context of 5016	3192	INQUIRY.exe	INQUIRY.exe

pid	process
3676	schtasks.exe

pid	process
3192	INQUIRY.exe
5016	INQUIRY.exe
5016	INQUIRY.exe

description	pid	process
Token: SeDebugPrivilege	3192	INQUIRY.exe
Token: SeDebugPrivilege	5016	INQUIRY.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

INQUIRY.exe

description	pid	process	target process
PID 3192 wrote to memory of 3676	3192	INQUIRY.exe	schtasks.exe
PID 3192 wrote to memory of 3676	3192	INQUIRY.exe	schtasks.exe
PID 3192 wrote to memory of 3676	3192	INQUIRY.exe	schtasks.exe
PID 3192 wrote to memory of 5016	3192	INQUIRY.exe	INQUIRY.exe
PID 3192 wrote to memory of 5016	3192	INQUIRY.exe	INQUIRY.exe
PID 3192 wrote to memory of 5016	3192	INQUIRY.exe	INQUIRY.exe
PID 3192 wrote to memory of 5016	3192	INQUIRY.exe	INQUIRY.exe
PID 3192 wrote to memory of 5016	3192	INQUIRY.exe	INQUIRY.exe
PID 3192 wrote to memory of 5016	3192	INQUIRY.exe	INQUIRY.exe
PID 3192 wrote to memory of 5016	3192	INQUIRY.exe	INQUIRY.exe
PID 3192 wrote to memory of 5016	3192	INQUIRY.exe	INQUIRY.exe

outlook_office_path 1 IoCs

Processes:

INQUIRY.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\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-1-5-21-2295526160-1155304984-640977766-1000\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:3192

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\lxtdKYnImsS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD8F0.tmp"
2⤵
- Creates scheduled task(s)
PID:3676

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:5016

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\Microsoft\CLR_v4.0_32\UsageLogs\INQUIRY.exe.log
Filesize
1KB

MD5
84e77a587d94307c0ac1357eb4d3d46f

SHA1
83cc900f9401f43d181207d64c5adba7a85edc1e

SHA256
e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99

SHA512
aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD8F0.tmp
Filesize
1KB

MD5
fe52bd2304b62962fe88da666a979424

SHA1
2d435bcf2b4f837730f62e5b04da6789e8c3d667

SHA256
019d8912718fd079bff080863be1fe8a59e50b0d7472e5d67c5873d1799449fc

SHA512
44471b0add1df4c84295da175deb4ba8f0a8e3fe984f9924e608e396695fe3b4ca53786ef4ffc60f930b3a63a9938bcfeba6bbbd7f783f7b76aa4c45d8cd2fab

Download Submit
memory/3192-132-0x0000000000A80000-0x0000000000B7C000-memory.dmp

Filesize
1008KB

Download
memory/3192-133-0x0000000005A50000-0x0000000005FF4000-memory.dmp

Filesize
5.6MB

Download
memory/3192-134-0x0000000005540000-0x00000000055D2000-memory.dmp

Filesize
584KB

Download
memory/3192-135-0x00000000055E0000-0x000000000567C000-memory.dmp

Filesize
624KB

Download
memory/3192-136-0x0000000005520000-0x000000000552A000-memory.dmp

Filesize
40KB

Download
memory/3676-137-0x0000000000000000-mapping.dmp

Download
memory/5016-139-0x0000000000000000-mapping.dmp

Download
memory/5016-140-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/5016-142-0x00000000065D0000-0x0000000006636000-memory.dmp

Filesize
408KB

Download
memory/5016-143-0x0000000006BE0000-0x0000000006C30000-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