agenttesla | 81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b

General

Target

81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe
Size

216KB
MD5

29a5dda5ac1aa49f8700ef5c701ac3f1
SHA1

fa14911f3afbec7656062d466c0cd08807ccdac2
SHA256

81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b
SHA512

ee4f8da06aab2b411db5c8beeff9809f37afc55181806a6f8ca4eb44df51d4d6234845db68b82c2a15a280df95b0e7248d7b547f5ea158102b9be01e3c6326e4
SSDEEP

3072:XGVes5C93wQP9PG5L6EEfHbUaXZLucJ0iI4jOIJCyuQZlvuJxGkD/C6/AbUVHAAb:XzrPG52jUoFJzMCC2SxHC6/46gA

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.marcer.com.tr
Port:
587
Username:
[email protected]
Password:
mar1453

Signatures

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

AgentTesla payload 3 IoCs

resource	yara_rule
behavioral1/memory/1888-0-0x00000000009E0000-0x0000000000A1C000-memory.dmp	family_agenttesla
behavioral1/memory/1888-2-0x0000000004C10000-0x0000000004C50000-memory.dmp	family_agenttesla
behavioral1/memory/1888-5-0x0000000004C10000-0x0000000004C50000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
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
T1552.001
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
T1552.001
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
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\kprUEGC = "C:\\Users\\Admin\\AppData\\Roaming\\kprUEGC\\kprUEGC.exe"	81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1888	81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe
1888	81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1888	81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1888	81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe

C:\Users\Admin\AppData\Local\Temp\81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe
"C:\Users\Admin\AppData\Local\Temp\81c54fe6b1b3ae417ac5871fc168aae854edbfd313fcc08457f724f5335c214b.exe"
1⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1888-0-0x00000000009E0000-0x0000000000A1C000-memory.dmp

Filesize
240KB

Download
memory/1888-1-0x0000000074590000-0x0000000074C7E000-memory.dmp

Filesize
6.9MB

Download
memory/1888-2-0x0000000004C10000-0x0000000004C50000-memory.dmp

Filesize
256KB

Download
memory/1888-4-0x0000000074590000-0x0000000074C7E000-memory.dmp

Filesize
6.9MB

Download
memory/1888-5-0x0000000004C10000-0x0000000004C50000-memory.dmp

Filesize
256KB

Download
memory/1888-7-0x0000000004C10000-0x0000000004C50000-memory.dmp

Filesize
256KB

Download
memory/1888-8-0x0000000004C10000-0x0000000004C50000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads