agenttesla | d736f11309a33f0c955e471e591011bcad6000f15f23918edcdf4646ef481d15

General

Target

AWB & Invoice.pdf.exe
Size

550KB
MD5

fd3929d44d2bae2bee381c93da6afab5
SHA1

cd715fc9f66e660f7e5d473a0b4cad2972a6022d
SHA256

4237e2a449cd82e58728a1fbaa1fe942a2f8f757475fbc0262324294b4636ea2
SHA512

8e975de340c4f9669f02edeef976f4562dee156bafaaa6818226ff30a9e14b4345f9ee321aabd4e75e4c83862a09be1d867665445afff27b7858500cd220a543

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:
sOeKk#E6

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/4436-136-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

AWB & Invoice.pdf.exe

description pid process target process

PID 5104 set thread context of 4436 5104 AWB & Invoice.pdf.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

AWB & Invoice.pdf.exeRegSvcs.exe

pid process

5104 AWB & Invoice.pdf.exe
5104 AWB & Invoice.pdf.exe
5104 AWB & Invoice.pdf.exe
5104 AWB & Invoice.pdf.exe
4436 RegSvcs.exe
4436 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

AWB & Invoice.pdf.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 5104 AWB & Invoice.pdf.exe
Token: SeDebugPrivilege 4436 RegSvcs.exe

description	pid	process	target process
PID 5104 set thread context of 4436	5104	AWB & Invoice.pdf.exe	RegSvcs.exe

pid	process
5104	AWB & Invoice.pdf.exe
5104	AWB & Invoice.pdf.exe
5104	AWB & Invoice.pdf.exe
5104	AWB & Invoice.pdf.exe
4436	RegSvcs.exe
4436	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	5104	AWB & Invoice.pdf.exe
Token: SeDebugPrivilege	4436	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

AWB & Invoice.pdf.exe

description	pid	process	target process
PID 5104 wrote to memory of 4436	5104	AWB & Invoice.pdf.exe	RegSvcs.exe
PID 5104 wrote to memory of 4436	5104	AWB & Invoice.pdf.exe	RegSvcs.exe
PID 5104 wrote to memory of 4436	5104	AWB & Invoice.pdf.exe	RegSvcs.exe
PID 5104 wrote to memory of 4436	5104	AWB & Invoice.pdf.exe	RegSvcs.exe
PID 5104 wrote to memory of 4436	5104	AWB & Invoice.pdf.exe	RegSvcs.exe
PID 5104 wrote to memory of 4436	5104	AWB & Invoice.pdf.exe	RegSvcs.exe
PID 5104 wrote to memory of 4436	5104	AWB & Invoice.pdf.exe	RegSvcs.exe
PID 5104 wrote to memory of 4436	5104	AWB & Invoice.pdf.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\AWB & Invoice.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\AWB & Invoice.pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5104

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4436

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/4436-135-0x0000000000000000-mapping.dmp

Download
memory/4436-136-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4436-137-0x00000000062E0000-0x0000000006346000-memory.dmp

Filesize
408KB

Download
memory/4436-138-0x00000000068A0000-0x00000000068F0000-memory.dmp

Filesize
320KB

Download
memory/5104-130-0x0000000000C80000-0x0000000000D10000-memory.dmp

Filesize
576KB

Download
memory/5104-131-0x0000000005C60000-0x0000000006204000-memory.dmp

Filesize
5.6MB

Download
memory/5104-132-0x00000000056B0000-0x0000000005742000-memory.dmp

Filesize
584KB

Download
memory/5104-133-0x0000000005750000-0x000000000575A000-memory.dmp

Filesize
40KB

Download
memory/5104-134-0x0000000009140000-0x00000000091DC000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads