agenttesla | 3e1f623f0b2c1b85bcbca396bbeb79e06db39138a004c14201827ed1a8ca377a

Analysis

max time kernel
135s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
09/06/2023, 12:56

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General

Target

Revised Proforma Invoice WSI116850PF.exe
Size

884KB
MD5

eac45e7940e2536662d67f5c2bb888f8
SHA1

99accc50514d38dfd74883b10789a471f4cc2bca
SHA256

3e1f623f0b2c1b85bcbca396bbeb79e06db39138a004c14201827ed1a8ca377a
SHA512

9053620605e242827e03dc5632e55dfef2ad839a63f5ad2be0d6e0a0a750e46c20e6d944623518e68753838f1629fe72ef5a48f780d12fbc33afef348ce16fc3
SSDEEP

12288:EW0lwFqIwr+i3Tp3OQwN5V2cKxZMXdKkDkB0c:RZFwTp3duL2xxGKoy0c

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.sorincrop.com
Port:
587
Username:
[email protected]
Password:
blessing202321@!$%btr
Email To:
[email protected]

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
36	api.ipify.org
37	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4352 set thread context of 2000	4352	Revised Proforma Invoice WSI116850PF.exe	91

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4352	Revised Proforma Invoice WSI116850PF.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4352	Revised Proforma Invoice WSI116850PF.exe
Token: SeDebugPrivilege	2000	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4352 wrote to memory of 2000	4352	Revised Proforma Invoice WSI116850PF.exe	91
PID 4352 wrote to memory of 2000	4352	Revised Proforma Invoice WSI116850PF.exe	91
PID 4352 wrote to memory of 2000	4352	Revised Proforma Invoice WSI116850PF.exe	91
PID 4352 wrote to memory of 2000	4352	Revised Proforma Invoice WSI116850PF.exe	91
PID 4352 wrote to memory of 2000	4352	Revised Proforma Invoice WSI116850PF.exe	91
PID 4352 wrote to memory of 2000	4352	Revised Proforma Invoice WSI116850PF.exe	91
PID 4352 wrote to memory of 2000	4352	Revised Proforma Invoice WSI116850PF.exe	91
PID 4352 wrote to memory of 2000	4352	Revised Proforma Invoice WSI116850PF.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Revised Proforma Invoice WSI116850PF.exe
"C:\Users\Admin\AppData\Local\Temp\Revised Proforma Invoice WSI116850PF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4352
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2000

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2000-141-0x0000000000400000-0x0000000000430000-memory.dmp

Filesize
192KB

Download
memory/2000-147-0x00000000055E0000-0x00000000055F0000-memory.dmp

Filesize
64KB

Download
memory/2000-146-0x0000000006F30000-0x00000000070F2000-memory.dmp

Filesize
1.8MB

Download
memory/2000-145-0x0000000006D10000-0x0000000006D60000-memory.dmp

Filesize
320KB

Download
memory/2000-144-0x00000000055E0000-0x00000000055F0000-memory.dmp

Filesize
64KB

Download
memory/2000-143-0x00000000054A0000-0x0000000005506000-memory.dmp

Filesize
408KB

Download
memory/4352-136-0x00000000057E0000-0x0000000005872000-memory.dmp

Filesize
584KB

Download
memory/4352-140-0x0000000005670000-0x0000000005680000-memory.dmp

Filesize
64KB

Download
memory/4352-139-0x0000000005670000-0x0000000005680000-memory.dmp

Filesize
64KB

Download
memory/4352-138-0x00000000059D0000-0x0000000005A26000-memory.dmp

Filesize
344KB

Download
memory/4352-137-0x0000000005770000-0x000000000577A000-memory.dmp

Filesize
40KB

Download
memory/4352-133-0x0000000000C20000-0x0000000000D04000-memory.dmp

Filesize
912KB

Download
memory/4352-135-0x0000000005CF0000-0x0000000006294000-memory.dmp

Filesize
5.6MB

Download
memory/4352-134-0x00000000056A0000-0x000000000573C000-memory.dmp

Filesize
624KB

Download