agenttesla | 1b18ffea96feb91fe7df6862c6af34601e9f14224d4dfb7856f4b04beb79def1

General

Target

INQUIRY.exe
Size

1.4MB
MD5

1883cc5a5f6d2ecd6755615958f9aa91
SHA1

1b909e95504f780a6b5a34e3cbec7542468ce0d8
SHA256

785b935be29af7c8a26e4080b1d4dc3ad93589d7175773b0b1fbad99165b24ef
SHA512

1e7e4d1dae9d46ec79c54cf95a6ade1026208a620e7cb98ce633d073623a9b17d4768f8c981cacc41cf81ca0a1748875487272809765adafd01159ed8718d76f

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:
K$pbkEK0

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2044-57-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2044-62-0x0000000000446DFE-mapping.dmp	family_agenttesla
behavioral1/memory/2044-63-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/2044-65-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Drops startup file 1 IoCs

Processes:

INQUIRY.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SgrmBroker.url	INQUIRY.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

INQUIRY.exe

description pid process target process

PID 1632 set thread context of 2044 1632 INQUIRY.exe MSBuild.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

2044 MSBuild.exe
2044 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 2044 MSBuild.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

INQUIRY.exe

pid process

1632 INQUIRY.exe
1632 INQUIRY.exe
1632 INQUIRY.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

INQUIRY.exe

pid process

1632 INQUIRY.exe
1632 INQUIRY.exe
1632 INQUIRY.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

MSBuild.exe

pid process

2044 MSBuild.exe

description	pid	process	target process
PID 1632 set thread context of 2044	1632	INQUIRY.exe	MSBuild.exe

pid	process
2044	MSBuild.exe
2044	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	2044	MSBuild.exe

pid	process
1632	INQUIRY.exe
1632	INQUIRY.exe
1632	INQUIRY.exe

pid	process
1632	INQUIRY.exe
1632	INQUIRY.exe
1632	INQUIRY.exe

pid	process
2044	MSBuild.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

INQUIRY.exe

description	pid	process	target process
PID 1632 wrote to memory of 2044	1632	INQUIRY.exe	MSBuild.exe
PID 1632 wrote to memory of 2044	1632	INQUIRY.exe	MSBuild.exe
PID 1632 wrote to memory of 2044	1632	INQUIRY.exe	MSBuild.exe
PID 1632 wrote to memory of 2044	1632	INQUIRY.exe	MSBuild.exe
PID 1632 wrote to memory of 2044	1632	INQUIRY.exe	MSBuild.exe
PID 1632 wrote to memory of 2044	1632	INQUIRY.exe	MSBuild.exe

outlook_office_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

outlook_win_path 1 IoCs

Processes:

MSBuild.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe
"C:\Users\Admin\AppData\Local\Temp\INQUIRY.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1632

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2044

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/1632-54-0x0000000075521000-0x0000000075523000-memory.dmp

Filesize
8KB

Download
memory/1632-64-0x0000000000F80000-0x000000000100C000-memory.dmp

Filesize
560KB

Download
memory/1632-66-0x0000000002F10000-0x0000000002F9C000-memory.dmp

Filesize
560KB

Download
memory/2044-55-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2044-57-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2044-62-0x0000000000446DFE-mapping.dmp

Download
memory/2044-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2044-65-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/2044-68-0x0000000074370000-0x000000007491B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads