agenttesla | 906786dda4d680bb24ac318d8a808c3c88a46f878cabebabb3141d8b189a50e8

General

Target

Invoice.exe
Size

437KB
MD5

aa10879b8f8b00c5078521e6f99db403
SHA1

79c7248ef09e66649184d7970c21546b03d5187e
SHA256

1cf828a8ad1ca3748535b13a7fea8fad80ded652496afd637ec70aefe2d90fb2
SHA512

9838953760719a30696de24939911e451653c0cf191a1e58b71d5b9db2a1f3bab34a2472b941290dd74f669e9f350c1360f522f1809444b41155af20ffe7ad4d

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.privateemail.com
Port:
587
Username:
[email protected]
Password:
coronavirus2020

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.privateemail.com
Port:
587
Username:
[email protected]
Password:
coronavirus2020

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
behavioral4/memory/224-132-0x0000000000400000-0x000000000044C000-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-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Church = "C:\\Users\\Admin\\AppData\\Roaming\\Church\\Church.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Invoice.exe

description pid process target process

PID 1076 set thread context of 224 1076 Invoice.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

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

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 224 RegSvcs.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegSvcs.exe

pid process

224 RegSvcs.exe

description	pid	process	target process
PID 1076 set thread context of 224	1076	Invoice.exe	RegSvcs.exe

pid	process
224	RegSvcs.exe
224	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	224	RegSvcs.exe

pid	process
224	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Invoice.exe

description	pid	process	target process
PID 1076 wrote to memory of 224	1076	Invoice.exe	RegSvcs.exe
PID 1076 wrote to memory of 224	1076	Invoice.exe	RegSvcs.exe
PID 1076 wrote to memory of 224	1076	Invoice.exe	RegSvcs.exe
PID 1076 wrote to memory of 224	1076	Invoice.exe	RegSvcs.exe
PID 1076 wrote to memory of 224	1076	Invoice.exe	RegSvcs.exe
PID 1076 wrote to memory of 224	1076	Invoice.exe	RegSvcs.exe
PID 1076 wrote to memory of 224	1076	Invoice.exe	RegSvcs.exe
PID 1076 wrote to memory of 224	1076	Invoice.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\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-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Invoice.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1076
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:224

Network

MITRE ATT&CK Enterprise 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

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/224-131-0x0000000000000000-mapping.dmp

Download
memory/224-132-0x0000000000400000-0x000000000044C000-memory.dmp

Filesize
304KB

Download
memory/224-133-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download
memory/1076-130-0x0000000074F30000-0x00000000754E1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads