agenttesla | fa6c646d659ecfa87a166fb912d92de3206922ea8ac804816692ab6a3d2bd76f

General

Target

fNpfx9reymzBhA3.exe
Size

626KB
MD5

232d6aa370b5985098e433acf6b831a8
SHA1

2af887d4b422d3f85f062e3ba014e821a27ad1d6
SHA256

5bdd8fb618fac11ac4607b9d16a0183a461366e00f37c09a651cf3fa62a61424
SHA512

61e5640573329c37e51397433be88e19b2a79b64034255257abe240f7cac934547ad1f55c97935c02166cb3b1cf5ec01677a9d9b5c970a3c90f33e024ad85cdb

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sardaplywood.com
Port:
587
Username:
[email protected]
Password:
sup123st45

Signatures

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

AgentTesla Payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2036-59-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/2036-60-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/2036-61-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/2036-62-0x000000000045449E-mapping.dmp	family_agenttesla
behavioral1/memory/2036-64-0x0000000000400000-0x000000000045A000-memory.dmp	family_agenttesla
behavioral1/memory/2036-66-0x0000000000400000-0x000000000045A000-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:

fNpfx9reymzBhA3.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fNpfx9reymzBhA3.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fNpfx9reymzBhA3.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fNpfx9reymzBhA3.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

fNpfx9reymzBhA3.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Roaming\\\\.exe"	fNpfx9reymzBhA3.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

fNpfx9reymzBhA3.exe

description pid process target process

PID 1716 set thread context of 2036 1716 fNpfx9reymzBhA3.exe fNpfx9reymzBhA3.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

fNpfx9reymzBhA3.exefNpfx9reymzBhA3.exe

pid process

1716 fNpfx9reymzBhA3.exe
1716 fNpfx9reymzBhA3.exe
1716 fNpfx9reymzBhA3.exe
2036 fNpfx9reymzBhA3.exe
2036 fNpfx9reymzBhA3.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

fNpfx9reymzBhA3.exe

pid process

2036 fNpfx9reymzBhA3.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

fNpfx9reymzBhA3.exefNpfx9reymzBhA3.exe

description pid process

Token: SeDebugPrivilege 1716 fNpfx9reymzBhA3.exe
Token: SeDebugPrivilege 2036 fNpfx9reymzBhA3.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

fNpfx9reymzBhA3.exe

pid process

2036 fNpfx9reymzBhA3.exe

description	pid	process	target process
PID 1716 set thread context of 2036	1716	fNpfx9reymzBhA3.exe	fNpfx9reymzBhA3.exe

pid	process
1716	fNpfx9reymzBhA3.exe
1716	fNpfx9reymzBhA3.exe
1716	fNpfx9reymzBhA3.exe
2036	fNpfx9reymzBhA3.exe
2036	fNpfx9reymzBhA3.exe

pid	process
2036	fNpfx9reymzBhA3.exe

description	pid	process
Token: SeDebugPrivilege	1716	fNpfx9reymzBhA3.exe
Token: SeDebugPrivilege	2036	fNpfx9reymzBhA3.exe

pid	process
2036	fNpfx9reymzBhA3.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

fNpfx9reymzBhA3.exe

description	pid	process	target process
PID 1716 wrote to memory of 2036	1716	fNpfx9reymzBhA3.exe	fNpfx9reymzBhA3.exe
PID 1716 wrote to memory of 2036	1716	fNpfx9reymzBhA3.exe	fNpfx9reymzBhA3.exe
PID 1716 wrote to memory of 2036	1716	fNpfx9reymzBhA3.exe	fNpfx9reymzBhA3.exe
PID 1716 wrote to memory of 2036	1716	fNpfx9reymzBhA3.exe	fNpfx9reymzBhA3.exe
PID 1716 wrote to memory of 2036	1716	fNpfx9reymzBhA3.exe	fNpfx9reymzBhA3.exe
PID 1716 wrote to memory of 2036	1716	fNpfx9reymzBhA3.exe	fNpfx9reymzBhA3.exe
PID 1716 wrote to memory of 2036	1716	fNpfx9reymzBhA3.exe	fNpfx9reymzBhA3.exe
PID 1716 wrote to memory of 2036	1716	fNpfx9reymzBhA3.exe	fNpfx9reymzBhA3.exe
PID 1716 wrote to memory of 2036	1716	fNpfx9reymzBhA3.exe	fNpfx9reymzBhA3.exe

outlook_office_path 1 IoCs

Processes:

fNpfx9reymzBhA3.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fNpfx9reymzBhA3.exe

outlook_win_path 1 IoCs

Processes:

fNpfx9reymzBhA3.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	fNpfx9reymzBhA3.exe

C:\Users\Admin\AppData\Local\Temp\fNpfx9reymzBhA3.exe
"C:\Users\Admin\AppData\Local\Temp\fNpfx9reymzBhA3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1716

C:\Users\Admin\AppData\Local\Temp\fNpfx9reymzBhA3.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2036

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

memory/1716-54-0x0000000075F21000-0x0000000075F23000-memory.dmp

Filesize
8KB

Download
memory/1716-55-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download
memory/2036-56-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2036-57-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2036-59-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2036-60-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2036-61-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2036-62-0x000000000045449E-mapping.dmp

Download
memory/2036-64-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2036-66-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2036-68-0x0000000074D40000-0x00000000752EB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads