agenttesla | 0ef205b37203c59a96de95c69e7ccf051b0999a44062df11ee34a04580e5fd98

General

Target

ENQUIRY_.exe
Size

504KB
MD5

8aaf1031d76d79b21c17718a78ecf002
SHA1

24b44db0b7e549a3e3768994c610d184e995fe37
SHA256

b557884e69cbfcae02528a9e04363d4c61e358f7f81a285a5ea758df8f02bb63
SHA512

3ddb73cf4a4278d2a9981f3270927cbf934fe15c072d367111fbd4fd13d4e5e0904501963e031e792c53cb40de415ccd5030c204150ac91c505bf54e7743c57d

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

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/4204-134-0x0000000000400000-0x0000000000452000-memory.dmp	family_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:

ENQUIRY_.exe

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

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

ENQUIRY_.exe

description pid process target process

PID 4076 set thread context of 4204 4076 ENQUIRY_.exe ENQUIRY_.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

2628 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

ENQUIRY_.exe

pid process

4204 ENQUIRY_.exe
4204 ENQUIRY_.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

ENQUIRY_.exe

description pid process

Token: SeDebugPrivilege 4204 ENQUIRY_.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ENQUIRY_.exe

pid process

4204 ENQUIRY_.exe

description	pid	process	target process
PID 4076 set thread context of 4204	4076	ENQUIRY_.exe	ENQUIRY_.exe

pid	process
2628	schtasks.exe

pid	process
4204	ENQUIRY_.exe
4204	ENQUIRY_.exe

description	pid	process
Token: SeDebugPrivilege	4204	ENQUIRY_.exe

pid	process
4204	ENQUIRY_.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

ENQUIRY_.exeENQUIRY_.exe

description	pid	process	target process
PID 4076 wrote to memory of 2628	4076	ENQUIRY_.exe	schtasks.exe
PID 4076 wrote to memory of 2628	4076	ENQUIRY_.exe	schtasks.exe
PID 4076 wrote to memory of 2628	4076	ENQUIRY_.exe	schtasks.exe
PID 4076 wrote to memory of 4204	4076	ENQUIRY_.exe	ENQUIRY_.exe
PID 4076 wrote to memory of 4204	4076	ENQUIRY_.exe	ENQUIRY_.exe
PID 4076 wrote to memory of 4204	4076	ENQUIRY_.exe	ENQUIRY_.exe
PID 4076 wrote to memory of 4204	4076	ENQUIRY_.exe	ENQUIRY_.exe
PID 4076 wrote to memory of 4204	4076	ENQUIRY_.exe	ENQUIRY_.exe
PID 4076 wrote to memory of 4204	4076	ENQUIRY_.exe	ENQUIRY_.exe
PID 4076 wrote to memory of 4204	4076	ENQUIRY_.exe	ENQUIRY_.exe
PID 4076 wrote to memory of 4204	4076	ENQUIRY_.exe	ENQUIRY_.exe
PID 4204 wrote to memory of 4780	4204	ENQUIRY_.exe	netsh.exe
PID 4204 wrote to memory of 4780	4204	ENQUIRY_.exe	netsh.exe
PID 4204 wrote to memory of 4780	4204	ENQUIRY_.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

ENQUIRY_.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	ENQUIRY_.exe

outlook_win_path 1 IoCs

Processes:

ENQUIRY_.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	ENQUIRY_.exe

C:\Users\Admin\AppData\Local\Temp\ENQUIRY_.exe
"C:\Users\Admin\AppData\Local\Temp\ENQUIRY_.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4076

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SYzmJp" /XML "C:\Users\Admin\AppData\Local\Temp\tmp278D.tmp"
2⤵
- Creates scheduled task(s)
PID:2628

C:\Users\Admin\AppData\Local\Temp\ENQUIRY_.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:4204

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:4780

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\Microsoft\CLR_v2.0_32\UsageLogs\ENQUIRY_.exe.log
Filesize
496B

MD5
cb76b18ebed3a9f05a14aed43d35fba6

SHA1
836a4b4e351846fca08b84149cb734cb59b8c0d6

SHA256
8d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349

SHA512
7631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp278D.tmp
Filesize
1KB

MD5
7d72e248cc2f44d4c7775fcc22b1951a

SHA1
4356c00a048ffa307e5dbd8b0b1813318621ba0b

SHA256
db42ad7b353dad341f46d28d30ab40f77b988299e0dbc0a96367ce4c47cbf97f

SHA512
898f8789ee1395b58d0e7c94275fca6b6f6c62807eebdb3b903a4a76cb397636b5b144abd6f0dc848f40e9efe6409e5ad872d5a6f0fc3ac22f37ff90f7e4b221

Download Submit
memory/2628-131-0x0000000000000000-mapping.dmp

Download
memory/4076-130-0x00000000750E0000-0x0000000075691000-memory.dmp

Filesize
5.7MB

Download
memory/4204-133-0x0000000000000000-mapping.dmp

Download
memory/4204-134-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4204-136-0x00000000750E0000-0x0000000075691000-memory.dmp

Filesize
5.7MB

Download
memory/4780-137-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads