agenttesla | 9bfe2c11d472fbbdec8e7b55e3f8661e33bf5982f849b05499d66014987e1569

General

Target

ORDER#5944395-pdf.exe
Size

881KB
MD5

5578bd24e91c617132e8a8d0a5219caa
SHA1

4890cd06069deea13c871a6065ecd636ec1d5c8a
SHA256

c50b6d3d8c54a8026808011f937f25e8a820c31839668fa235b99c198fc9f0aa
SHA512

237fd661117a2876629fa008ac0e699686d623211fba248b6f96e86d1aa94629f2e355f7e6ac5237eef541b007e1b1e79a426e43772bb33b5aedde2bd68ecba8

Score

10^/10

agenttesla agilenet 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 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1612-62-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/1612-63-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/1612-64-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/1612-65-0x0000000000460EFE-mapping.dmp	family_agenttesla
behavioral1/memory/1612-68-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla
behavioral1/memory/1612-70-0x0000000000400000-0x0000000000466000-memory.dmp	family_agenttesla

Executes dropped EXE 1 IoCs

Processes:

RegAsm.exe

pid process

1612 RegAsm.exe
Loads dropped DLL 2 IoCs

Processes:

ORDER#5944395-pdf.exeRegAsm.exe

pid process

1704 ORDER#5944395-pdf.exe
1612 RegAsm.exe

pid	process
1612	RegAsm.exe

pid	process
1704	ORDER#5944395-pdf.exe
1612	RegAsm.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/1704-56-0x00000000004D0000-0x00000000004E4000-memory.dmp	agile_net

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:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ORDER#5944395-pdf.exe

description pid process target process

PID 1704 set thread context of 1612 1704 ORDER#5944395-pdf.exe RegAsm.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

ORDER#5944395-pdf.exeRegAsm.exe

pid process

1704 ORDER#5944395-pdf.exe
1612 RegAsm.exe
1612 RegAsm.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ORDER#5944395-pdf.exeRegAsm.exe

description pid process

Token: SeDebugPrivilege 1704 ORDER#5944395-pdf.exe
Token: SeDebugPrivilege 1612 RegAsm.exe

description	pid	process	target process
PID 1704 set thread context of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe

pid	process
1704	ORDER#5944395-pdf.exe
1612	RegAsm.exe
1612	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	1704	ORDER#5944395-pdf.exe
Token: SeDebugPrivilege	1612	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

ORDER#5944395-pdf.exe

description	pid	process	target process
PID 1704 wrote to memory of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe
PID 1704 wrote to memory of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe
PID 1704 wrote to memory of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe
PID 1704 wrote to memory of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe
PID 1704 wrote to memory of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe
PID 1704 wrote to memory of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe
PID 1704 wrote to memory of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe
PID 1704 wrote to memory of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe
PID 1704 wrote to memory of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe
PID 1704 wrote to memory of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe
PID 1704 wrote to memory of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe
PID 1704 wrote to memory of 1612	1704	ORDER#5944395-pdf.exe	RegAsm.exe

outlook_office_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

outlook_win_path 1 IoCs

Processes:

RegAsm.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\ORDER#5944395-pdf.exe
"C:\Users\Admin\AppData\Local\Temp\ORDER#5944395-pdf.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1704

C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
"C:\Users\Admin\AppData\Local\Temp\RegAsm.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1612

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

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\RegAsm.exe
Filesize
63KB

MD5
b58b926c3574d28d5b7fdd2ca3ec30d5

SHA1
d260c4ffd603a9cfc057fcb83d678b1cecdf86f9

SHA256
6e70b56d748c4ccab13cc8a055d3795ea0dd95fe3b70568d7d3ac0c6621140a3

SHA512
b13cb998822b716b695013bcd6dec62a2290567d0d1743b2d982ca084235cf69c6ea1fc91c9d4e62657c6f9e102c7c60e81296ab055ffe43b887c5f8ec8958ab

Download Submit
C:\Users\Admin\AppData\Local\Temp\RegAsm.exe
Filesize
63KB

MD5
b58b926c3574d28d5b7fdd2ca3ec30d5

SHA1
d260c4ffd603a9cfc057fcb83d678b1cecdf86f9

SHA256
6e70b56d748c4ccab13cc8a055d3795ea0dd95fe3b70568d7d3ac0c6621140a3

SHA512
b13cb998822b716b695013bcd6dec62a2290567d0d1743b2d982ca084235cf69c6ea1fc91c9d4e62657c6f9e102c7c60e81296ab055ffe43b887c5f8ec8958ab

Download Submit
\Users\Admin\AppData\Local\Temp\RegAsm.exe
Filesize
63KB

MD5
b58b926c3574d28d5b7fdd2ca3ec30d5

SHA1
d260c4ffd603a9cfc057fcb83d678b1cecdf86f9

SHA256
6e70b56d748c4ccab13cc8a055d3795ea0dd95fe3b70568d7d3ac0c6621140a3

SHA512
b13cb998822b716b695013bcd6dec62a2290567d0d1743b2d982ca084235cf69c6ea1fc91c9d4e62657c6f9e102c7c60e81296ab055ffe43b887c5f8ec8958ab

Download Submit
\Users\Admin\AppData\Local\Temp\RegAsm.exe
Filesize
63KB

MD5
b58b926c3574d28d5b7fdd2ca3ec30d5

SHA1
d260c4ffd603a9cfc057fcb83d678b1cecdf86f9

SHA256
6e70b56d748c4ccab13cc8a055d3795ea0dd95fe3b70568d7d3ac0c6621140a3

SHA512
b13cb998822b716b695013bcd6dec62a2290567d0d1743b2d982ca084235cf69c6ea1fc91c9d4e62657c6f9e102c7c60e81296ab055ffe43b887c5f8ec8958ab

Download Submit
memory/1612-63-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1612-59-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1612-60-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1612-62-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1612-64-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1612-65-0x0000000000460EFE-mapping.dmp

Download
memory/1612-68-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1612-70-0x0000000000400000-0x0000000000466000-memory.dmp

Filesize
408KB

Download
memory/1704-54-0x0000000000200000-0x00000000002E2000-memory.dmp

Filesize
904KB

Download
memory/1704-57-0x0000000000510000-0x000000000051C000-memory.dmp

Filesize
48KB

Download
memory/1704-56-0x00000000004D0000-0x00000000004E4000-memory.dmp

Filesize
80KB

Download
memory/1704-55-0x0000000076241000-0x0000000076243000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads