agenttesla | 4592f8ac4b3539ad7d45f196825220f76aa8be34708ba1384d554d3e700691cf

General

Target

Universal290720.exe
Size

600KB
MD5

00f60a589041dafd4151990ae2370d1b
SHA1

8a5b12491fbab28caa2d19b2b9652c2cc2acab6c
SHA256

55c46eca6b7b3d44afd9f09eab01429f08447da65ac74995dbc0a15793824614
SHA512

85bc62a41904ac3a3e6336da563c35e1565d0dad4707ffa24cdc32ac77c33f134a5504b96e41587f7c5b6414fe9d67cba36b76e577539db1364718a6fc5940f3

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.transfastc.com
Port:
587
Username:
[email protected]
Password:
Godalone147

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/968-61-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/968-62-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/968-63-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/968-64-0x0000000000446AEE-mapping.dmp	family_agenttesla
behavioral1/memory/968-66-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla
behavioral1/memory/968-68-0x0000000000400000-0x000000000044C000-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:

Universal290720.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	Universal290720.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Universal290720.exe
Key opened	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	Universal290720.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Universal290720.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\YYtJku = "C:\\Users\\Admin\\AppData\\Roaming\\YYtJku\\YYtJku.exe"	Universal290720.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Universal290720.exe

description pid process target process

PID 288 set thread context of 968 288 Universal290720.exe Universal290720.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Universal290720.exeUniversal290720.exe

pid process

288 Universal290720.exe
288 Universal290720.exe
968 Universal290720.exe
968 Universal290720.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

Universal290720.exe

pid process

968 Universal290720.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Universal290720.exeUniversal290720.exe

description pid process

Token: SeDebugPrivilege 288 Universal290720.exe
Token: SeDebugPrivilege 968 Universal290720.exe

description	pid	process	target process
PID 288 set thread context of 968	288	Universal290720.exe	Universal290720.exe

pid	process
288	Universal290720.exe
288	Universal290720.exe
968	Universal290720.exe
968	Universal290720.exe

pid	process
968	Universal290720.exe

description	pid	process
Token: SeDebugPrivilege	288	Universal290720.exe
Token: SeDebugPrivilege	968	Universal290720.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Universal290720.exe

description	pid	process	target process
PID 288 wrote to memory of 968	288	Universal290720.exe	Universal290720.exe
PID 288 wrote to memory of 968	288	Universal290720.exe	Universal290720.exe
PID 288 wrote to memory of 968	288	Universal290720.exe	Universal290720.exe
PID 288 wrote to memory of 968	288	Universal290720.exe	Universal290720.exe
PID 288 wrote to memory of 968	288	Universal290720.exe	Universal290720.exe
PID 288 wrote to memory of 968	288	Universal290720.exe	Universal290720.exe
PID 288 wrote to memory of 968	288	Universal290720.exe	Universal290720.exe
PID 288 wrote to memory of 968	288	Universal290720.exe	Universal290720.exe
PID 288 wrote to memory of 968	288	Universal290720.exe	Universal290720.exe

outlook_office_path 1 IoCs

Processes:

Universal290720.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	Universal290720.exe

outlook_win_path 1 IoCs

Processes:

Universal290720.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	Universal290720.exe

C:\Users\Admin\AppData\Local\Temp\Universal290720.exe
"C:\Users\Admin\AppData\Local\Temp\Universal290720.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:288

C:\Users\Admin\AppData\Local\Temp\Universal290720.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:968

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/288-54-0x00000000013E0000-0x000000000147C000-memory.dmp

Filesize
624KB

Download
memory/288-55-0x00000000002D0000-0x00000000002D8000-memory.dmp

Filesize
32KB

Download
memory/288-56-0x00000000052C0000-0x0000000005332000-memory.dmp

Filesize
456KB

Download
memory/288-57-0x00000000009C0000-0x0000000000A16000-memory.dmp

Filesize
344KB

Download
memory/968-58-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/968-59-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/968-61-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/968-62-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/968-63-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/968-64-0x0000000000446AEE-mapping.dmp

Download
memory/968-66-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/968-68-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/968-69-0x00000000755A1000-0x00000000755A3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads