agenttesla | 328e38ac2352630a37bee4eda07ea06409b19efbccc66a602008925a3580ffb3

Analysis

max time kernel
74s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 10:31

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General

Target

P.O MH TERAJU.exe
Size

725KB
MD5

3f92b90861b8d548506e927ddbe33d1e
SHA1

78b8b24bae9cc21ffbc67bbc0323f5b77437c02e
SHA256

328e38ac2352630a37bee4eda07ea06409b19efbccc66a602008925a3580ffb3
SHA512

b3c34bf0a31370ed7947cbd1cf71714854360891e5425fe364e4196546d272840694174c052de383bc1c6e41c5f1f32360a2c568bd099ca327d14d3dcd4b2446
SSDEEP

12288:rPMsbBtXr+QiAChY41IZzPs+zlWRaYgBvqvMm1PV93v24t9sOL/GXh8L74mBfNUZ:sZbhc1zlwKCUmdL3v6+L74mBfNUstzo

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot5597689088:AAGRkM8_oLhmTctTpXeC8jbizUA4eBC_jz0/

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

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\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.

Processes:

flow ioc

35 api.ipify.org
36 api.ipify.org
Suspicious use of SetThreadContext 1 IoCs

Processes:

P.O MH TERAJU.exe

description pid process target process

PID 3108 set thread context of 4484 3108 P.O MH TERAJU.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

P.O MH TERAJU.exeRegSvcs.exe

pid process

3108 P.O MH TERAJU.exe
3108 P.O MH TERAJU.exe
4484 RegSvcs.exe
4484 RegSvcs.exe
4484 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

P.O MH TERAJU.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 3108 P.O MH TERAJU.exe
Token: SeDebugPrivilege 4484 RegSvcs.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

RegSvcs.exe

pid process

4484 RegSvcs.exe

flow	ioc
35	api.ipify.org
36	api.ipify.org

description	pid	process	target process
PID 3108 set thread context of 4484	3108	P.O MH TERAJU.exe	RegSvcs.exe

pid	process
3108	P.O MH TERAJU.exe
3108	P.O MH TERAJU.exe
4484	RegSvcs.exe
4484	RegSvcs.exe
4484	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	3108	P.O MH TERAJU.exe
Token: SeDebugPrivilege	4484	RegSvcs.exe

pid	process
4484	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

P.O MH TERAJU.exe

description	pid	process	target process
PID 3108 wrote to memory of 4484	3108	P.O MH TERAJU.exe	RegSvcs.exe
PID 3108 wrote to memory of 4484	3108	P.O MH TERAJU.exe	RegSvcs.exe
PID 3108 wrote to memory of 4484	3108	P.O MH TERAJU.exe	RegSvcs.exe
PID 3108 wrote to memory of 4484	3108	P.O MH TERAJU.exe	RegSvcs.exe
PID 3108 wrote to memory of 4484	3108	P.O MH TERAJU.exe	RegSvcs.exe
PID 3108 wrote to memory of 4484	3108	P.O MH TERAJU.exe	RegSvcs.exe
PID 3108 wrote to memory of 4484	3108	P.O MH TERAJU.exe	RegSvcs.exe
PID 3108 wrote to memory of 4484	3108	P.O MH TERAJU.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\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-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\P.O MH TERAJU.exe
"C:\Users\Admin\AppData\Local\Temp\P.O MH TERAJU.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3108

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4484

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

Replay Monitor

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Downloads

memory/3108-132-0x0000000000D70000-0x0000000000E2C000-memory.dmp

Filesize
752KB

Download
memory/3108-133-0x0000000005D80000-0x0000000006324000-memory.dmp

Filesize
5.6MB

Download
memory/3108-134-0x0000000005870000-0x0000000005902000-memory.dmp

Filesize
584KB

Download
memory/3108-135-0x0000000003360000-0x000000000336A000-memory.dmp

Filesize
40KB

Download
memory/3108-136-0x00000000090A0000-0x000000000913C000-memory.dmp

Filesize
624KB

Download
memory/4484-137-0x0000000000000000-mapping.dmp

Download
memory/4484-138-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4484-139-0x0000000005CE0000-0x0000000005D46000-memory.dmp

Filesize
408KB

Download
memory/4484-140-0x00000000063E0000-0x0000000006430000-memory.dmp

Filesize
320KB

Download