agenttesla | 1adc18ee6c7de3c847656ecaac4023ed89e5c989e80460daad5f19a9a7df31e8

General

Target

BANK_DET.exe
Size

521KB
MD5

32b0333324cb7e09a5310ca329882779
SHA1

3793cb0bcad49f89cb00a272f47bea318a137e8e
SHA256

4fba937f1e8ae7eab73de2233f36e813fc2e4e889cbf5103f72ed642ba2e76c3
SHA512

0202c00174eeb46d214362bd8eff7a4c7ed04b8d56d4f1bd6e2a6be48889aa00a0f37a78caa6ea7a6fbdaad1a016757ab459f88ab892dfafe936fe306cdf1675

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.logserver.ga
Port:
587
Username:
[email protected]
Password:
work2020

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/4876-137-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

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:

BANK_DET.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK_DET.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK_DET.exe
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK_DET.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

BANK_DET.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XPYkw = "C:\\Users\\Admin\\AppData\\Roaming\\XPYkw\\XPYkw.exe"	BANK_DET.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

BANK_DET.exe

description pid process target process

PID 4344 set thread context of 4876 4344 BANK_DET.exe BANK_DET.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

BANK_DET.exeBANK_DET.exe

pid process

4344 BANK_DET.exe
4344 BANK_DET.exe
4876 BANK_DET.exe
4876 BANK_DET.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

BANK_DET.exeBANK_DET.exe

description pid process

Token: SeDebugPrivilege 4344 BANK_DET.exe
Token: SeDebugPrivilege 4876 BANK_DET.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

BANK_DET.exe

pid process

4876 BANK_DET.exe

description	pid	process	target process
PID 4344 set thread context of 4876	4344	BANK_DET.exe	BANK_DET.exe

pid	process
4344	BANK_DET.exe
4344	BANK_DET.exe
4876	BANK_DET.exe
4876	BANK_DET.exe

description	pid	process
Token: SeDebugPrivilege	4344	BANK_DET.exe
Token: SeDebugPrivilege	4876	BANK_DET.exe

pid	process
4876	BANK_DET.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

BANK_DET.exeBANK_DET.exe

description	pid	process	target process
PID 4344 wrote to memory of 1496	4344	BANK_DET.exe	BANK_DET.exe
PID 4344 wrote to memory of 1496	4344	BANK_DET.exe	BANK_DET.exe
PID 4344 wrote to memory of 1496	4344	BANK_DET.exe	BANK_DET.exe
PID 4344 wrote to memory of 4876	4344	BANK_DET.exe	BANK_DET.exe
PID 4344 wrote to memory of 4876	4344	BANK_DET.exe	BANK_DET.exe
PID 4344 wrote to memory of 4876	4344	BANK_DET.exe	BANK_DET.exe
PID 4344 wrote to memory of 4876	4344	BANK_DET.exe	BANK_DET.exe
PID 4344 wrote to memory of 4876	4344	BANK_DET.exe	BANK_DET.exe
PID 4344 wrote to memory of 4876	4344	BANK_DET.exe	BANK_DET.exe
PID 4344 wrote to memory of 4876	4344	BANK_DET.exe	BANK_DET.exe
PID 4344 wrote to memory of 4876	4344	BANK_DET.exe	BANK_DET.exe
PID 4876 wrote to memory of 4496	4876	BANK_DET.exe	netsh.exe
PID 4876 wrote to memory of 4496	4876	BANK_DET.exe	netsh.exe
PID 4876 wrote to memory of 4496	4876	BANK_DET.exe	netsh.exe

outlook_office_path 1 IoCs

Processes:

BANK_DET.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK_DET.exe

outlook_win_path 1 IoCs

Processes:

BANK_DET.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	BANK_DET.exe

C:\Users\Admin\AppData\Local\Temp\BANK_DET.exe
"C:\Users\Admin\AppData\Local\Temp\BANK_DET.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4344

C:\Users\Admin\AppData\Local\Temp\BANK_DET.exe
"{path}"
2⤵
PID:1496

C:\Users\Admin\AppData\Local\Temp\BANK_DET.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:4876

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
PID:4496

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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\Microsoft\CLR_v4.0_32\UsageLogs\BANK_DET.exe.log
Filesize
1KB

MD5
45242be47e5fefb0e8ca1070ed4d9b98

SHA1
42d6890eaae85ad3423231b13e6f96e1a93c8165

SHA256
d9bde55febcd84b87cbe03e0a754bf24337f479c55f9853f5e991e24e5da2b3f

SHA512
d0c7c161749ec6310733d16159be5af15614744749396d785f84652c74a1ca09b4418eac99f3edc6c5922d6e264ba9bdc219359878199fed6c05326041115ae8

Download Submit
memory/1496-135-0x0000000000000000-mapping.dmp

Download
memory/4344-130-0x0000000000170000-0x00000000001FC000-memory.dmp

Filesize
560KB

Download
memory/4344-131-0x0000000004BE0000-0x0000000004C72000-memory.dmp

Filesize
584KB

Download
memory/4344-132-0x0000000005230000-0x00000000057D4000-memory.dmp

Filesize
5.6MB

Download
memory/4344-133-0x0000000004DE0000-0x0000000004DEA000-memory.dmp

Filesize
40KB

Download
memory/4344-134-0x0000000005960000-0x00000000059FC000-memory.dmp

Filesize
624KB

Download
memory/4496-140-0x0000000000000000-mapping.dmp

Download
memory/4876-136-0x0000000000000000-mapping.dmp

Download
memory/4876-137-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4876-139-0x0000000005E20000-0x0000000005E86000-memory.dmp

Filesize
408KB

Download
memory/4876-141-0x0000000006890000-0x00000000068E0000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads