agenttesla | 5cfa399db38ddded208036cb0532b2cec2723f6e3895ba43eb08810226187d6f

General

Target

Confirm bank details HSBC 385833392004pdf.exe
Size

702KB
MD5

1515d4575f651de0cf97c6d26af7f540
SHA1

e7e3855eafe2e436117fd9f8c27048a6af4962c7
SHA256

5cfa399db38ddded208036cb0532b2cec2723f6e3895ba43eb08810226187d6f
SHA512

f7c23b15728ae43ba336668e28a2280dd9e047adc622f1e07eade6240ec9e750d4d6a665d6a94324158c7c2beb984a80a7cc9617ee89f751139eeb280d6d570a

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
qHuEFqv8

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1556-128-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/1556-129-0x000000000043762E-mapping.dmp	family_agenttesla
behavioral2/memory/1556-134-0x0000000004EB0000-0x00000000053AE000-memory.dmp	family_agenttesla
behavioral2/memory/1556-139-0x0000000004EB0000-0x00000000053AE000-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-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Confirm bank details HSBC 385833392004pdf.exe

description pid process target process

PID 2388 set thread context of 1556 2388 Confirm bank details HSBC 385833392004pdf.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2588 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Confirm bank details HSBC 385833392004pdf.exeRegSvcs.exe

pid process

2388 Confirm bank details HSBC 385833392004pdf.exe
1556 RegSvcs.exe
1556 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Confirm bank details HSBC 385833392004pdf.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2388 Confirm bank details HSBC 385833392004pdf.exe
Token: SeDebugPrivilege 1556 RegSvcs.exe

description	pid	process	target process
PID 2388 set thread context of 1556	2388	Confirm bank details HSBC 385833392004pdf.exe	RegSvcs.exe

pid	process
2588	schtasks.exe

pid	process
2388	Confirm bank details HSBC 385833392004pdf.exe
1556	RegSvcs.exe
1556	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2388	Confirm bank details HSBC 385833392004pdf.exe
Token: SeDebugPrivilege	1556	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Confirm bank details HSBC 385833392004pdf.exe

description	pid	process	target process
PID 2388 wrote to memory of 2588	2388	Confirm bank details HSBC 385833392004pdf.exe	schtasks.exe
PID 2388 wrote to memory of 2588	2388	Confirm bank details HSBC 385833392004pdf.exe	schtasks.exe
PID 2388 wrote to memory of 2588	2388	Confirm bank details HSBC 385833392004pdf.exe	schtasks.exe
PID 2388 wrote to memory of 1556	2388	Confirm bank details HSBC 385833392004pdf.exe	RegSvcs.exe
PID 2388 wrote to memory of 1556	2388	Confirm bank details HSBC 385833392004pdf.exe	RegSvcs.exe
PID 2388 wrote to memory of 1556	2388	Confirm bank details HSBC 385833392004pdf.exe	RegSvcs.exe
PID 2388 wrote to memory of 1556	2388	Confirm bank details HSBC 385833392004pdf.exe	RegSvcs.exe
PID 2388 wrote to memory of 1556	2388	Confirm bank details HSBC 385833392004pdf.exe	RegSvcs.exe
PID 2388 wrote to memory of 1556	2388	Confirm bank details HSBC 385833392004pdf.exe	RegSvcs.exe
PID 2388 wrote to memory of 1556	2388	Confirm bank details HSBC 385833392004pdf.exe	RegSvcs.exe
PID 2388 wrote to memory of 1556	2388	Confirm bank details HSBC 385833392004pdf.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\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-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Confirm bank details HSBC 385833392004pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Confirm bank details HSBC 385833392004pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2388

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BXbqTXJVa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4C47.tmp"
2⤵
- Creates scheduled task(s)
PID:2588

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:1556

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4C47.tmp
MD5
ee125498e9f035aed420e5b1b713401a

SHA1
97e6b6fac71c02edaa76b3aa3d49531e020e7896

SHA256
2f72bda71e5f2a104f75ee51f35f680795e4a03a92250f11de220d5aab4298ef

SHA512
c36481eaecb9e1a7bd3f111aaee154e1385336447ffdd18c1289fbe8b31a5323491fb2173b3a5ac92eaaf72e83feb0850d6d6303bbf8c1272d1e5302d5d55704

Download Submit
memory/1556-139-0x0000000004EB0000-0x00000000053AE000-memory.dmp

Filesize
5.0MB

Download
memory/1556-136-0x0000000005C10000-0x0000000005C11000-memory.dmp

Filesize
4KB

Download
memory/1556-135-0x0000000005060000-0x0000000005061000-memory.dmp

Filesize
4KB

Download
memory/1556-134-0x0000000004EB0000-0x00000000053AE000-memory.dmp

Filesize
5.0MB

Download
memory/1556-129-0x000000000043762E-mapping.dmp

Download
memory/1556-128-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2388-120-0x00000000054F0000-0x00000000054F1000-memory.dmp

Filesize
4KB

Download
memory/2388-124-0x0000000008CB0000-0x0000000008D2E000-memory.dmp

Filesize
504KB

Download
memory/2388-125-0x000000000B470000-0x000000000B4A8000-memory.dmp

Filesize
224KB

Download
memory/2388-123-0x0000000005A10000-0x0000000005A1E000-memory.dmp

Filesize
56KB

Download
memory/2388-122-0x00000000053B0000-0x000000000544C000-memory.dmp

Filesize
624KB

Download
memory/2388-121-0x0000000005750000-0x0000000005751000-memory.dmp

Filesize
4KB

Download
memory/2388-115-0x0000000000B80000-0x0000000000B81000-memory.dmp

Filesize
4KB

Download
memory/2388-119-0x00000000055F0000-0x00000000055F1000-memory.dmp

Filesize
4KB

Download
memory/2388-118-0x0000000005A50000-0x0000000005A51000-memory.dmp

Filesize
4KB

Download
memory/2388-117-0x0000000005450000-0x0000000005451000-memory.dmp

Filesize
4KB

Download
memory/2588-126-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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