agenttesla | b9acce3baff6363cf5ccfa55dbad67650905b856985de50829e65fa8a4be3d9c

General

Target

Purchase Order_13102023.exe
Size

523KB
MD5

b5a70147c823327681c942174403ee66
SHA1

855905c7cdffd746a9ce9866bb50a92afd3e79b8
SHA256

b9acce3baff6363cf5ccfa55dbad67650905b856985de50829e65fa8a4be3d9c
SHA512

c8c49aa51326a513aa3d19fefea33987840c845f800d1ac575414b36b93bd9f8beb5f8110fefbf2c0e6b4527d0342b68fc47de883d68050b0d58c6c393bacabb
SSDEEP

12288:HhsDwXRze8VYS94Goso7GerOpDfN4jQk8l7fdict:6gzexS9aOf0Y7Vict

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.dynamicconsultinglogistics.ma
Port:
587
Username:
[email protected]
Password:
Laanaya@2022
Email To:
[email protected]

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Purchase Order_13102023.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Control Panel\International\Geo\Nation	Purchase Order_13102023.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\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

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\KLgJsl = "C:\\Users\\Admin\\AppData\\Roaming\\KLgJsl\\KLgJsl.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchase Order_13102023.exe

description pid process target process

PID 2704 set thread context of 4264 2704 Purchase Order_13102023.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job
T1053

Processes:

schtasks.exe

pid process

4428 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

RegSvcs.exe

pid process

4264 RegSvcs.exe
4264 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegSvcs.exe

description pid process

Token: SeDebugPrivilege 4264 RegSvcs.exe

description	pid	process	target process
PID 2704 set thread context of 4264	2704	Purchase Order_13102023.exe	RegSvcs.exe

pid	process
4428	schtasks.exe

pid	process
4264	RegSvcs.exe
4264	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	4264	RegSvcs.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Purchase Order_13102023.exe

description	pid	process	target process
PID 2704 wrote to memory of 4428	2704	Purchase Order_13102023.exe	schtasks.exe
PID 2704 wrote to memory of 4428	2704	Purchase Order_13102023.exe	schtasks.exe
PID 2704 wrote to memory of 4428	2704	Purchase Order_13102023.exe	schtasks.exe
PID 2704 wrote to memory of 4264	2704	Purchase Order_13102023.exe	RegSvcs.exe
PID 2704 wrote to memory of 4264	2704	Purchase Order_13102023.exe	RegSvcs.exe
PID 2704 wrote to memory of 4264	2704	Purchase Order_13102023.exe	RegSvcs.exe
PID 2704 wrote to memory of 4264	2704	Purchase Order_13102023.exe	RegSvcs.exe
PID 2704 wrote to memory of 4264	2704	Purchase Order_13102023.exe	RegSvcs.exe
PID 2704 wrote to memory of 4264	2704	Purchase Order_13102023.exe	RegSvcs.exe
PID 2704 wrote to memory of 4264	2704	Purchase Order_13102023.exe	RegSvcs.exe
PID 2704 wrote to memory of 4264	2704	Purchase Order_13102023.exe	RegSvcs.exe

outlook_office_path 1 IoCs

Processes:

RegSvcs.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\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-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order_13102023.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order_13102023.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2704

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BNrDYUo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD358.tmp"
2⤵
- Creates scheduled task(s)
PID:4428

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4264

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD358.tmp
Filesize
1KB

MD5
dfca11dbf0f59d6d9a056801e7449f9a

SHA1
bfee84ceb58c17f77bbf6e02e526acc86397471b

SHA256
33ea806445a27ebe5fd5772c7e2280970a22d4b30d9eae2f73496e48ea7fee04

SHA512
1bd304f65a9d10c5c7d321c2f0319fdfcff2f13cb021ef3b73f474701e35df5b4a42384281cf14e78bc2788201ab2c5b7ddfebeca9cd8b7cbe28aa6479b92824

Download Submit
memory/2704-10-0x0000000004F00000-0x0000000004F10000-memory.dmp

Filesize
64KB

Download
memory/2704-5-0x0000000004F00000-0x0000000004F10000-memory.dmp

Filesize
64KB

Download
memory/2704-11-0x0000000005DB0000-0x0000000005E2C000-memory.dmp

Filesize
496KB

Download
memory/2704-0-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/2704-12-0x0000000005CA0000-0x0000000005CE2000-memory.dmp

Filesize
264KB

Download
memory/2704-6-0x0000000004EA0000-0x0000000004EAA000-memory.dmp

Filesize
40KB

Download
memory/2704-7-0x0000000005130000-0x0000000005186000-memory.dmp

Filesize
344KB

Download
memory/2704-8-0x0000000004EE0000-0x0000000004EEC000-memory.dmp

Filesize
48KB

Download
memory/2704-9-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/2704-1-0x00000000003C0000-0x0000000000448000-memory.dmp

Filesize
544KB

Download
memory/2704-3-0x0000000005440000-0x00000000059E4000-memory.dmp

Filesize
5.6MB

Download
memory/2704-2-0x0000000004DF0000-0x0000000004E8C000-memory.dmp

Filesize
624KB

Download
memory/2704-4-0x0000000004F30000-0x0000000004FC2000-memory.dmp

Filesize
584KB

Download
memory/2704-18-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/4264-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4264-19-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/4264-20-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/4264-21-0x0000000004FC0000-0x0000000005026000-memory.dmp

Filesize
408KB

Download
memory/4264-23-0x0000000005D50000-0x0000000005DA0000-memory.dmp

Filesize
320KB

Download
memory/4264-24-0x00000000752B0000-0x0000000075A60000-memory.dmp

Filesize
7.7MB

Download
memory/4264-25-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads