agenttesla | 7a24179fedef541baee95623e1765754e1d47bb34ef0e4f441ae9aa23653aabf

General

Target
67268a26c4496153566c1d17191dab98.exe
Size 946KB
Sample220907-mbdejsghhp
SHA256 7a24179fedef541baee95623e1765754e1d47bb34ef0e4f441ae9aa23653aabf
MD5 67268a26c4496153566c1d17191dab98
SHA1 48e4590b7d06aef8765df71328e6b1eca003a613
SHA512 acea769281fb9ab25801287b5e051980f59bd2dac6c4bdfbe71a233190c443807b9ecc6edbda7b589d1d48c298144ec068b9d043568649571f4051924e65ab92
SSDEEP 12288:ph6f0hi7LXE1UWD7o9MXfwVGDIC/DWPwKJ0MLRQfA2D8rso:pLhscPEVGkiDM3J0ku4w84
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol
ftp
Host
ftp.valvulasthermovalve.cl
Port
21
Username
[email protected]
Password
LILKOOLL14!!

Extracted

Family

agenttesla

Credentials

Protocol
ftp
Host
ftp://ftp.valvulasthermovalve.cl/
Port
21
Username
[email protected]
Password
LILKOOLL14!!

Signatures

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

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	67268a26c4496153566c1d17191dab98.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	67268a26c4496153566c1d17191dab98.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	67268a26c4496153566c1d17191dab98.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4284 set thread context of 3788	4284	67268a26c4496153566c1d17191dab98.exe	100

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3788	67268a26c4496153566c1d17191dab98.exe
3788	67268a26c4496153566c1d17191dab98.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3788	67268a26c4496153566c1d17191dab98.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4284 wrote to memory of 3788	4284	67268a26c4496153566c1d17191dab98.exe	100
PID 4284 wrote to memory of 3788	4284	67268a26c4496153566c1d17191dab98.exe	100
PID 4284 wrote to memory of 3788	4284	67268a26c4496153566c1d17191dab98.exe	100
PID 4284 wrote to memory of 3788	4284	67268a26c4496153566c1d17191dab98.exe	100
PID 4284 wrote to memory of 3788	4284	67268a26c4496153566c1d17191dab98.exe	100
PID 4284 wrote to memory of 3788	4284	67268a26c4496153566c1d17191dab98.exe	100
PID 4284 wrote to memory of 3788	4284	67268a26c4496153566c1d17191dab98.exe	100
PID 4284 wrote to memory of 3788	4284	67268a26c4496153566c1d17191dab98.exe	100

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	67268a26c4496153566c1d17191dab98.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	67268a26c4496153566c1d17191dab98.exe

C:\Users\Admin\AppData\Local\Temp\67268a26c4496153566c1d17191dab98.exe
"C:\Users\Admin\AppData\Local\Temp\67268a26c4496153566c1d17191dab98.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4284
- C:\Users\Admin\AppData\Local\Temp\67268a26c4496153566c1d17191dab98.exe
  "C:\Users\Admin\AppData\Local\Temp\67268a26c4496153566c1d17191dab98.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:3788

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

67268a26c4496153566c1d17191dab98.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\67268a26c4496153566c1d17191dab98.exe.log
Size 1KB
SHA256 bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7
MD5 e08f822522c617a40840c62e4b0fb45e
SHA1 ae516dca4da5234be6676d3f234c19ec55725be7
SHA512 894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4
MD5 SHA1 SHA512

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memory/3788-139-0x0000000000400000-0x000000000043A000-memory.dmp

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memory/3788-141-0x0000000006320000-0x0000000006370000-memory.dmp

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memory/4284-132-0x0000000000680000-0x0000000000772000-memory.dmp

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memory/4284-133-0x00000000056C0000-0x0000000005C64000-memory.dmp

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memory/4284-134-0x0000000005110000-0x00000000051A2000-memory.dmp

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memory/4284-135-0x00000000052B0000-0x00000000052BA000-memory.dmp

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memory/4284-136-0x0000000008AD0000-0x0000000008B6C000-memory.dmp

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memory/4284-137-0x0000000008B70000-0x0000000008BD6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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