agenttesla | 976b86a00878956cc8d7d97fc9979862053d0e1c4ef277ebc71cf958a12bfe31

General

Target

TNT DOCUMENT.exe
Size

507KB
MD5

75149b45dbd194d67dd279d0b322bdf8
SHA1

074f248b7f169d44b31dd38a348fdf08e5bad6a3
SHA256

f61ea2b82ddad99865b46c4a79b1f0e54c7ed82389fc3bbe5e346310b47f6355
SHA512

5bfe7bc12f36d56eb92e7eb85229e1fd7f31503f7a25c23dd33529d77ba94d47a3110f188ce979dfaaaaefbb38b39aa73ccd7ee322569decf6c4a40e4300e31f

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
chikaaka1

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/2020-62-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/2020-63-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/2020-64-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/2020-65-0x000000000044A09E-mapping.dmp	family_agenttesla
behavioral1/memory/2020-69-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla
behavioral1/memory/2020-67-0x0000000000400000-0x0000000000450000-memory.dmp	family_agenttesla

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

TNT DOCUMENT.exe

description pid process target process

PID 1256 set thread context of 2020 1256 TNT DOCUMENT.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

TNT DOCUMENT.exeRegSvcs.exe

pid process

1256 TNT DOCUMENT.exe
1256 TNT DOCUMENT.exe
2020 RegSvcs.exe
2020 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

TNT DOCUMENT.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1256 TNT DOCUMENT.exe
Token: SeDebugPrivilege 2020 RegSvcs.exe

description	pid	process	target process
PID 1256 set thread context of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe

pid	process
1256	TNT DOCUMENT.exe
1256	TNT DOCUMENT.exe
2020	RegSvcs.exe
2020	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1256	TNT DOCUMENT.exe
Token: SeDebugPrivilege	2020	RegSvcs.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

TNT DOCUMENT.exe

description	pid	process	target process
PID 1256 wrote to memory of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe
PID 1256 wrote to memory of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe
PID 1256 wrote to memory of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe
PID 1256 wrote to memory of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe
PID 1256 wrote to memory of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe
PID 1256 wrote to memory of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe
PID 1256 wrote to memory of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe
PID 1256 wrote to memory of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe
PID 1256 wrote to memory of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe
PID 1256 wrote to memory of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe
PID 1256 wrote to memory of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe
PID 1256 wrote to memory of 2020	1256	TNT DOCUMENT.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.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	RegSvcs.exe

outlook_win_path 1 IoCs

Processes:

RegSvcs.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	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\TNT DOCUMENT.exe
"C:\Users\Admin\AppData\Local\Temp\TNT DOCUMENT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1256

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2020

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1256-54-0x00000000012D0000-0x0000000001356000-memory.dmp

Filesize
536KB

Download
memory/1256-55-0x0000000075361000-0x0000000075363000-memory.dmp

Filesize
8KB

Download
memory/1256-56-0x0000000000500000-0x000000000050A000-memory.dmp

Filesize
40KB

Download
memory/1256-57-0x0000000000AC0000-0x0000000000B36000-memory.dmp

Filesize
472KB

Download
memory/1256-58-0x0000000000C00000-0x0000000000C5A000-memory.dmp

Filesize
360KB

Download
memory/2020-59-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2020-60-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2020-62-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2020-63-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2020-64-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2020-65-0x000000000044A09E-mapping.dmp

Download
memory/2020-69-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download
memory/2020-67-0x0000000000400000-0x0000000000450000-memory.dmp

Filesize
320KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads