agenttesla | 57bb2cd71368b27810a445aaf9f5260d29e636c5a8d7e5e101bca25e924a1f18

Analysis

max time kernel
151s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07-12-2022 13:04

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General

Target

campoli fatura no2736 no.6843 no.6744.bat.exe
Size

976KB
MD5

b6d4f1cbf68c87df5bcab14003cff1b1
SHA1

bd9596fa6e6554a6ff2ca823abbdaebedfad44fa
SHA256

57bb2cd71368b27810a445aaf9f5260d29e636c5a8d7e5e101bca25e924a1f18
SHA512

5e9d1b9100e6f54195c36fc770ee19d29d29e8cc31f292cfea065cc45b0458eb8a8572c78e79fcc10d9291bfbba53aec557370354c0f8e8b778b0624d5a96580
SSDEEP

24576:DBmqUZcIVBZTazkn6sey/KjfVmTEgmtD:AqUfBIw6byuWEgm

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.bretoffice.com
Port:
587
Username:
[email protected]
Password:
Q4Nyam%+dQ^=

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.bretoffice.com
Port:
587
Username:
[email protected]
Password:
Q4Nyam%+dQ^=
Email To:
[email protected]

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:

Caspol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

campoli fatura no2736 no.6843 no.6744.bat.exe

description pid process target process

PID 1128 set thread context of 2264 1128 campoli fatura no2736 no.6843 no.6744.bat.exe Caspol.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Caspol.exe

pid process

2264 Caspol.exe
2264 Caspol.exe
2264 Caspol.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Caspol.exe

description pid process

Token: SeDebugPrivilege 2264 Caspol.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Caspol.exe

pid process

2264 Caspol.exe

description	pid	process	target process
PID 1128 set thread context of 2264	1128	campoli fatura no2736 no.6843 no.6744.bat.exe	Caspol.exe

pid	process
2264	Caspol.exe
2264	Caspol.exe
2264	Caspol.exe

description	pid	process
Token: SeDebugPrivilege	2264	Caspol.exe

pid	process
2264	Caspol.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

campoli fatura no2736 no.6843 no.6744.bat.exe

description	pid	process	target process
PID 1128 wrote to memory of 2264	1128	campoli fatura no2736 no.6843 no.6744.bat.exe	Caspol.exe
PID 1128 wrote to memory of 2264	1128	campoli fatura no2736 no.6843 no.6744.bat.exe	Caspol.exe
PID 1128 wrote to memory of 2264	1128	campoli fatura no2736 no.6843 no.6744.bat.exe	Caspol.exe
PID 1128 wrote to memory of 2264	1128	campoli fatura no2736 no.6843 no.6744.bat.exe	Caspol.exe
PID 1128 wrote to memory of 2264	1128	campoli fatura no2736 no.6843 no.6744.bat.exe	Caspol.exe
PID 1128 wrote to memory of 2264	1128	campoli fatura no2736 no.6843 no.6744.bat.exe	Caspol.exe
PID 1128 wrote to memory of 2264	1128	campoli fatura no2736 no.6843 no.6744.bat.exe	Caspol.exe
PID 1128 wrote to memory of 2264	1128	campoli fatura no2736 no.6843 no.6744.bat.exe	Caspol.exe

outlook_office_path 1 IoCs

Processes:

Caspol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe

outlook_win_path 1 IoCs

Processes:

Caspol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Caspol.exe

C:\Users\Admin\AppData\Local\Temp\campoli fatura no2736 no.6843 no.6744.bat.exe
"C:\Users\Admin\AppData\Local\Temp\campoli fatura no2736 no.6843 no.6744.bat.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1128

C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2264

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

Replay Monitor

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Downloads

memory/1128-132-0x0000027841F40000-0x000002784203A000-memory.dmp

Filesize
1000KB

Download
memory/1128-133-0x00007FF8F3C80000-0x00007FF8F4741000-memory.dmp

Filesize
10.8MB

Download
memory/1128-136-0x00007FF8F3C80000-0x00007FF8F4741000-memory.dmp

Filesize
10.8MB

Download
memory/2264-134-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2264-135-0x000000000043248E-mapping.dmp

Download
memory/2264-137-0x0000000005B90000-0x0000000006134000-memory.dmp

Filesize
5.6MB

Download
memory/2264-138-0x0000000005780000-0x000000000581C000-memory.dmp

Filesize
624KB

Download
memory/2264-139-0x00000000064F0000-0x0000000006556000-memory.dmp

Filesize
408KB

Download
memory/2264-140-0x0000000006800000-0x0000000006892000-memory.dmp

Filesize
584KB

Download
memory/2264-141-0x0000000006A70000-0x0000000006AC0000-memory.dmp

Filesize
320KB

Download
memory/2264-142-0x0000000006DD0000-0x0000000006DDA000-memory.dmp

Filesize
40KB

Download