agenttesla | 3c82fbd85a69de84fc7cb404bdd1cb849925a7b6b1053a6572cfb2b610a93a39

General

Target

AWB DHL 6357297368.exe
Size

401KB
MD5

1221300c3d055641e3067c1699aa20e3
SHA1

736fb0ca19750112c72dfb189b4dc0539303f45e
SHA256

addb2e3a02342b031f2313bfc910927b94904faed320fc4b52e4b8fec77d622b
SHA512

7a4a365cc87d5d8acc68cceced203b48c2c63190e335294601e0c905fffc44ebc214aff2eb77cc352eafbb8c96fd000d9eed684746b7271560cda162ff935903

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.pptoursperu.com
Port:
587
Username:
info@pptoursperu.com
Password:
mailppt2019-

Signatures

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

AgentTesla Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4748-135-0x0000000000400000-0x000000000044C000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

RegSvcs.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts RegSvcs.exe

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	RegSvcs.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

AWB DHL 6357297368.exe

description pid process target process

PID 432 set thread context of 4748 432 AWB DHL 6357297368.exe RegSvcs.exe
Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

REG.exe

pid process

4200 REG.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

4748 RegSvcs.exe
4748 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 4748 RegSvcs.exe

description	pid	process	target process
PID 432 set thread context of 4748	432	AWB DHL 6357297368.exe	RegSvcs.exe

pid	process
4200	REG.exe

pid	process
4748	RegSvcs.exe
4748	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4748	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

AWB DHL 6357297368.exeRegSvcs.exe

description	pid	process	target process
PID 432 wrote to memory of 4748	432	AWB DHL 6357297368.exe	RegSvcs.exe
PID 432 wrote to memory of 4748	432	AWB DHL 6357297368.exe	RegSvcs.exe
PID 432 wrote to memory of 4748	432	AWB DHL 6357297368.exe	RegSvcs.exe
PID 432 wrote to memory of 4748	432	AWB DHL 6357297368.exe	RegSvcs.exe
PID 432 wrote to memory of 4748	432	AWB DHL 6357297368.exe	RegSvcs.exe
PID 432 wrote to memory of 4748	432	AWB DHL 6357297368.exe	RegSvcs.exe
PID 432 wrote to memory of 4748	432	AWB DHL 6357297368.exe	RegSvcs.exe
PID 432 wrote to memory of 4748	432	AWB DHL 6357297368.exe	RegSvcs.exe
PID 4748 wrote to memory of 4200	4748	RegSvcs.exe	REG.exe
PID 4748 wrote to memory of 4200	4748	RegSvcs.exe	REG.exe
PID 4748 wrote to memory of 4200	4748	RegSvcs.exe	REG.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\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-1-5-21-1081944012-3634099177-1681222835-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\AWB DHL 6357297368.exe
"C:\Users\Admin\AppData\Local\Temp\AWB DHL 6357297368.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:432

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:4748

C:\Windows\SysWOW64\REG.exe
REG add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System / v DisableTaskMgr / t REG_DWORD / d 1 / f
3⤵
- Modifies registry key
PID:4200

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

memory/432-130-0x0000000000D00000-0x0000000000D6A000-memory.dmp

Filesize
424KB

Download
memory/432-131-0x0000000005C60000-0x0000000006204000-memory.dmp

Filesize
5.6MB

Download
memory/432-132-0x0000000005750000-0x00000000057E2000-memory.dmp

Filesize
584KB

Download
memory/432-133-0x00000000065E0000-0x000000000667C000-memory.dmp

Filesize
624KB

Download
memory/4200-138-0x0000000000000000-mapping.dmp

Download
memory/4748-134-0x0000000000000000-mapping.dmp

Download
memory/4748-135-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/4748-136-0x00000000059D0000-0x0000000005A36000-memory.dmp

Filesize
408KB

Download
memory/4748-137-0x00000000067B0000-0x0000000006800000-memory.dmp

Filesize
320KB

Download
memory/4748-139-0x0000000006800000-0x000000000680A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads