agenttesla | 0a4331bb70c63296d2f975bad0903c1c9c539c1f9d349a187bfaf2633b3c06e2

General

Target

quotation.exe
Size

669KB
MD5

8b0af96231dd7b5f99c1d51037dc0219
SHA1

44e2961033d6dcf08c9eec519d4aba1f3f786f2c
SHA256

0a4331bb70c63296d2f975bad0903c1c9c539c1f9d349a187bfaf2633b3c06e2
SHA512

27933987bc28a37667aa7afac221ef242ebe5c5a8cc8c9ae55cde22dfd54dd4fb785a76d85510b74b44ff268875db95d000555b1c95db4567f1457f11faf7c1b

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.vivaldi.net
Port:
587
Username:
vicanto@vivaldi.net
Password:
@GoodLogs@321

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/524-65-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral1/memory/524-66-0x000000000043758E-mapping.dmp	family_agenttesla
behavioral1/memory/524-67-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

Processes:

resource	yara_rule
behavioral1/memory/1340-62-0x0000000000390000-0x000000000039B000-memory.dmp	CustAttr

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

MSBuild.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\YYtJku = "C:\\Users\\Admin\\AppData\\Roaming\\YYtJku\\YYtJku.exe"	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

quotation.exe

description pid process target process

PID 1340 set thread context of 524 1340 quotation.exe MSBuild.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

524 MSBuild.exe
524 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 524 MSBuild.exe

description	pid	process	target process
PID 1340 set thread context of 524	1340	quotation.exe	MSBuild.exe

pid	process
524	MSBuild.exe
524	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	524	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

quotation.exe

description	pid	process	target process
PID 1340 wrote to memory of 524	1340	quotation.exe	MSBuild.exe
PID 1340 wrote to memory of 524	1340	quotation.exe	MSBuild.exe
PID 1340 wrote to memory of 524	1340	quotation.exe	MSBuild.exe
PID 1340 wrote to memory of 524	1340	quotation.exe	MSBuild.exe
PID 1340 wrote to memory of 524	1340	quotation.exe	MSBuild.exe
PID 1340 wrote to memory of 524	1340	quotation.exe	MSBuild.exe
PID 1340 wrote to memory of 524	1340	quotation.exe	MSBuild.exe
PID 1340 wrote to memory of 524	1340	quotation.exe	MSBuild.exe
PID 1340 wrote to memory of 524	1340	quotation.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\quotation.exe
"C:\Users\Admin\AppData\Local\Temp\quotation.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1340

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:524

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

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/524-65-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/524-66-0x000000000043758E-mapping.dmp

Download
memory/524-67-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/524-69-0x0000000004C20000-0x0000000004C21000-memory.dmp

Filesize
4KB

Download
memory/524-70-0x0000000004C21000-0x0000000004C22000-memory.dmp

Filesize
4KB

Download
memory/1340-59-0x0000000000900000-0x0000000000901000-memory.dmp

Filesize
4KB

Download
memory/1340-61-0x0000000004A40000-0x0000000004A41000-memory.dmp

Filesize
4KB

Download
memory/1340-62-0x0000000000390000-0x000000000039B000-memory.dmp

Filesize
44KB

Download
memory/1340-63-0x0000000004EE0000-0x0000000004F5E000-memory.dmp

Filesize
504KB

Download
memory/1340-64-0x0000000000510000-0x000000000054D000-memory.dmp

Filesize
244KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads