agenttesla | 2d7c5f6f54961f7bad156c7fd858c1718218fccc731ccd45f75f7180d03d921c

General

Target

g9XCQOMvwhPEV6L.exe
Size

436KB
MD5

272949acab6b71a4819f040bc4f0c5c4
SHA1

ba714a50c8b67e5b951ab74ef5c201884ef223f0
SHA256

2d7c5f6f54961f7bad156c7fd858c1718218fccc731ccd45f75f7180d03d921c
SHA512

aca3035eb6a102beeb9497783a0828f4acfc1defefafc702b0b50bb2a7f74f89066b7f6847f4a0df8e41a24715e52955327ded4fd97d82aa45e0b2d581768cb5

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.goldentravel.ec
Port:
587
Username:
[email protected]
Password:
chinadusco@5555343

Signatures

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

AgentTesla Payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/932-61-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/932-60-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/932-62-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/932-63-0x000000000043772E-mapping.dmp	family_agenttesla
behavioral1/memory/932-64-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

g9XCQOMvwhPEV6L.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts g9XCQOMvwhPEV6L.exe
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

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	g9XCQOMvwhPEV6L.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

g9XCQOMvwhPEV6L.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	g9XCQOMvwhPEV6L.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	g9XCQOMvwhPEV6L.exe
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	g9XCQOMvwhPEV6L.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

g9XCQOMvwhPEV6L.exe

description pid process target process

PID 1112 set thread context of 932 1112 g9XCQOMvwhPEV6L.exe g9XCQOMvwhPEV6L.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

g9XCQOMvwhPEV6L.exe

pid process

932 g9XCQOMvwhPEV6L.exe
932 g9XCQOMvwhPEV6L.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

g9XCQOMvwhPEV6L.exe

description pid process

Token: SeDebugPrivilege 932 g9XCQOMvwhPEV6L.exe

description	pid	process	target process
PID 1112 set thread context of 932	1112	g9XCQOMvwhPEV6L.exe	g9XCQOMvwhPEV6L.exe

pid	process
932	g9XCQOMvwhPEV6L.exe
932	g9XCQOMvwhPEV6L.exe

description	pid	process
Token: SeDebugPrivilege	932	g9XCQOMvwhPEV6L.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

g9XCQOMvwhPEV6L.exe

description	pid	process	target process
PID 1112 wrote to memory of 932	1112	g9XCQOMvwhPEV6L.exe	g9XCQOMvwhPEV6L.exe
PID 1112 wrote to memory of 932	1112	g9XCQOMvwhPEV6L.exe	g9XCQOMvwhPEV6L.exe
PID 1112 wrote to memory of 932	1112	g9XCQOMvwhPEV6L.exe	g9XCQOMvwhPEV6L.exe
PID 1112 wrote to memory of 932	1112	g9XCQOMvwhPEV6L.exe	g9XCQOMvwhPEV6L.exe
PID 1112 wrote to memory of 932	1112	g9XCQOMvwhPEV6L.exe	g9XCQOMvwhPEV6L.exe
PID 1112 wrote to memory of 932	1112	g9XCQOMvwhPEV6L.exe	g9XCQOMvwhPEV6L.exe
PID 1112 wrote to memory of 932	1112	g9XCQOMvwhPEV6L.exe	g9XCQOMvwhPEV6L.exe
PID 1112 wrote to memory of 932	1112	g9XCQOMvwhPEV6L.exe	g9XCQOMvwhPEV6L.exe
PID 1112 wrote to memory of 932	1112	g9XCQOMvwhPEV6L.exe	g9XCQOMvwhPEV6L.exe

outlook_office_path 1 IoCs

Processes:

g9XCQOMvwhPEV6L.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	g9XCQOMvwhPEV6L.exe

outlook_win_path 1 IoCs

Processes:

g9XCQOMvwhPEV6L.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	g9XCQOMvwhPEV6L.exe

C:\Users\Admin\AppData\Local\Temp\g9XCQOMvwhPEV6L.exe
"C:\Users\Admin\AppData\Local\Temp\g9XCQOMvwhPEV6L.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Users\Admin\AppData\Local\Temp\g9XCQOMvwhPEV6L.exe
  "C:\Users\Admin\AppData\Local\Temp\g9XCQOMvwhPEV6L.exe"
  2⤵
  - Drops file in Drivers directory
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:932

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

memory/932-63-0x000000000043772E-mapping.dmp

Download
memory/932-58-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/932-59-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/932-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/932-60-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/932-62-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/932-64-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/932-66-0x0000000004850000-0x0000000004851000-memory.dmp

Filesize
4KB

Download
memory/932-67-0x0000000004851000-0x0000000004852000-memory.dmp

Filesize
4KB

Download
memory/1112-55-0x0000000004BA0000-0x0000000004BA1000-memory.dmp

Filesize
4KB

Download
memory/1112-56-0x0000000000930000-0x0000000000937000-memory.dmp

Filesize
28KB

Download
memory/1112-57-0x0000000005A20000-0x0000000005A78000-memory.dmp

Filesize
352KB

Download
memory/1112-53-0x0000000000C80000-0x0000000000C81000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads