agenttesla | 6c3e01448f668b90fcda200458e4505ac2677e72201d2b7b7e5ee6202e2fe3d4

Analysis

max time kernel
142s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
10-06-2023 01:41

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General

Target

8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe
Size

223KB
MD5

87c8443a664240d005a686eb2e10506f
SHA1

8e6b12aa9c0a245b9a025ed37161a7bd4a7c675b
SHA256

8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7
SHA512

2f53f5cad7adc76c9ad5308598356b6dade3647a20897fb21f79c058eaffacb8beaa2749edad35a8e08248419c98d04b9190bc98619f7dc11901c4d1b5e2d33c
SSDEEP

6144:OmpbEf1ei2XTQTMGoW0orTO1r0JTbav6+fSvj5:OdZ2XMTMQdvY0Tbav6+fS

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.ocp.mx
Port:
21
Username:
useme@ocp.mx
Password:
lasco4000

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

aspnet_compiler.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe

description	pid	process	target process
PID 3748 set thread context of 3724	3748	8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe	aspnet_compiler.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

aspnet_compiler.exe

description pid process

Token: SeDebugPrivilege 3724 aspnet_compiler.exe

description	pid	process
Token: SeDebugPrivilege	3724	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe

description	pid	process	target process
PID 3748 wrote to memory of 3724	3748	8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe	aspnet_compiler.exe
PID 3748 wrote to memory of 3724	3748	8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe	aspnet_compiler.exe
PID 3748 wrote to memory of 3724	3748	8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe	aspnet_compiler.exe
PID 3748 wrote to memory of 3724	3748	8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe	aspnet_compiler.exe
PID 3748 wrote to memory of 3724	3748	8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe	aspnet_compiler.exe
PID 3748 wrote to memory of 3724	3748	8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe	aspnet_compiler.exe
PID 3748 wrote to memory of 3724	3748	8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe	aspnet_compiler.exe
PID 3748 wrote to memory of 3724	3748	8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe	aspnet_compiler.exe

outlook_office_path 1 IoCs

Processes:

aspnet_compiler.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

outlook_win_path 1 IoCs

Processes:

aspnet_compiler.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	aspnet_compiler.exe

C:\Users\Admin\AppData\Local\Temp\8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe
"C:\Users\Admin\AppData\Local\Temp\8cf5cff3205cf674ee41d3f7b7fe10ff2aaaf578cbf0da49c9f8be27054f84e7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3748

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:3724

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/3724-134-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/3724-136-0x0000000005F60000-0x0000000006504000-memory.dmp

Filesize
5.6MB

Download
memory/3724-137-0x00000000059B0000-0x0000000005A16000-memory.dmp

Filesize
408KB

Download
memory/3724-138-0x0000000005980000-0x0000000005990000-memory.dmp

Filesize
64KB

Download
memory/3724-139-0x0000000006AB0000-0x0000000006B42000-memory.dmp

Filesize
584KB

Download
memory/3724-140-0x0000000006A90000-0x0000000006A9A000-memory.dmp

Filesize
40KB

Download
memory/3724-141-0x0000000006CD0000-0x0000000006D20000-memory.dmp

Filesize
320KB

Download
memory/3724-142-0x0000000005980000-0x0000000005990000-memory.dmp

Filesize
64KB

Download
memory/3748-133-0x00000121FAAD0000-0x00000121FAB08000-memory.dmp

Filesize
224KB

Download