agenttesla | eb4cc2471fc7f8ea70bcf2c2c6531eec40116e2936808c462fc362a83b0f08a7

Analysis

max time kernel
121s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2024 11:08

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General

Target

dIg1H3IegSv8WYB.exe
Size

789KB
MD5

7083b7a10e7b74aea9cf6c6b9dd3fe45
SHA1

e3769b1fa1dbcdef6bc7efe18aa0cf21e9507cd0
SHA256

83688d7b2b5feff8ecf5ab902d206187815d1759858129e85d9b2e2673d935b4
SHA512

f3b174947e2a2369303b7a6478540cdcf7d075781883d55e2f9bc6aa341438be378e7455c27f6562af81bf4c292941b047fd690cada210f43c9574d0b0135229
SSDEEP

6144:9ENaneCZj70XxIQRVA+bIRsli6A7kh9iaqTHMpDaTJM906xm/2qjYXhflK73GVGM:+KQIMnbQKymia4HcDaTJw06IXjGJ7N5

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.apexrnun.com
Port:
587
Username:
[email protected]
Password:
%qroUozO;(C2Rlyb

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.apexrnun.com
Port:
587
Username:
[email protected]
Password:
%qroUozO;(C2Rlyb
Email To:
[email protected]

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3468	powershell.exe

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation	dIg1H3IegSv8WYB.exe

Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Looks up external IP address via web service 1 IoCs

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

flow	ioc
18	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4220 set thread context of 3928	4220	dIg1H3IegSv8WYB.exe	89

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dIg1H3IegSv8WYB.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dIg1H3IegSv8WYB.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4220	dIg1H3IegSv8WYB.exe
4220	dIg1H3IegSv8WYB.exe
3928	dIg1H3IegSv8WYB.exe
3928	dIg1H3IegSv8WYB.exe
3468	powershell.exe
3468	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4220	dIg1H3IegSv8WYB.exe
Token: SeDebugPrivilege	3928	dIg1H3IegSv8WYB.exe
Token: SeDebugPrivilege	3468	powershell.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4220 wrote to memory of 3468	4220	dIg1H3IegSv8WYB.exe	86
PID 4220 wrote to memory of 3468	4220	dIg1H3IegSv8WYB.exe	86
PID 4220 wrote to memory of 3468	4220	dIg1H3IegSv8WYB.exe	86
PID 4220 wrote to memory of 2504	4220	dIg1H3IegSv8WYB.exe	88
PID 4220 wrote to memory of 2504	4220	dIg1H3IegSv8WYB.exe	88
PID 4220 wrote to memory of 2504	4220	dIg1H3IegSv8WYB.exe	88
PID 4220 wrote to memory of 3928	4220	dIg1H3IegSv8WYB.exe	89
PID 4220 wrote to memory of 3928	4220	dIg1H3IegSv8WYB.exe	89
PID 4220 wrote to memory of 3928	4220	dIg1H3IegSv8WYB.exe	89
PID 4220 wrote to memory of 3928	4220	dIg1H3IegSv8WYB.exe	89
PID 4220 wrote to memory of 3928	4220	dIg1H3IegSv8WYB.exe	89
PID 4220 wrote to memory of 3928	4220	dIg1H3IegSv8WYB.exe	89
PID 4220 wrote to memory of 3928	4220	dIg1H3IegSv8WYB.exe	89
PID 4220 wrote to memory of 3928	4220	dIg1H3IegSv8WYB.exe	89

C:\Users\Admin\AppData\Local\Temp\dIg1H3IegSv8WYB.exe
"C:\Users\Admin\AppData\Local\Temp\dIg1H3IegSv8WYB.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4220
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\dIg1H3IegSv8WYB.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3468
- C:\Users\Admin\AppData\Local\Temp\dIg1H3IegSv8WYB.exe
  "C:\Users\Admin\AppData\Local\Temp\dIg1H3IegSv8WYB.exe"
  2⤵
  PID:2504
- C:\Users\Admin\AppData\Local\Temp\dIg1H3IegSv8WYB.exe
  "C:\Users\Admin\AppData\Local\Temp\dIg1H3IegSv8WYB.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3928

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tlf0miv1.gmm.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3468-51-0x0000000007A10000-0x0000000007A1A000-memory.dmp

Filesize
40KB

Download
memory/3468-49-0x0000000007FE0000-0x000000000865A000-memory.dmp

Filesize
6.5MB

Download
memory/3468-23-0x0000000005D90000-0x0000000005DF6000-memory.dmp

Filesize
408KB

Download
memory/3468-22-0x00000000056C0000-0x00000000056E2000-memory.dmp

Filesize
136KB

Download
memory/3468-60-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3468-57-0x0000000007CB0000-0x0000000007CB8000-memory.dmp

Filesize
32KB

Download
memory/3468-56-0x0000000007CD0000-0x0000000007CEA000-memory.dmp

Filesize
104KB

Download
memory/3468-55-0x0000000007BD0000-0x0000000007BE4000-memory.dmp

Filesize
80KB

Download
memory/3468-54-0x0000000007BC0000-0x0000000007BCE000-memory.dmp

Filesize
56KB

Download
memory/3468-53-0x0000000007B90000-0x0000000007BA1000-memory.dmp

Filesize
68KB

Download
memory/3468-52-0x0000000007C10000-0x0000000007CA6000-memory.dmp

Filesize
600KB

Download
memory/3468-34-0x0000000006670000-0x000000000668E000-memory.dmp

Filesize
120KB

Download
memory/3468-50-0x0000000007990000-0x00000000079AA000-memory.dmp

Filesize
104KB

Download
memory/3468-15-0x00000000050C0000-0x00000000050F6000-memory.dmp

Filesize
216KB

Download
memory/3468-16-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3468-24-0x0000000005FF0000-0x0000000006344000-memory.dmp

Filesize
3.3MB

Download
memory/3468-17-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3468-20-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3468-48-0x0000000007890000-0x0000000007933000-memory.dmp

Filesize
652KB

Download
memory/3468-47-0x0000000006C30000-0x0000000006C4E000-memory.dmp

Filesize
120KB

Download
memory/3468-37-0x0000000070150000-0x000000007019C000-memory.dmp

Filesize
304KB

Download
memory/3468-36-0x0000000007850000-0x0000000007882000-memory.dmp

Filesize
200KB

Download
memory/3468-18-0x0000000005760000-0x0000000005D88000-memory.dmp

Filesize
6.2MB

Download
memory/3468-35-0x0000000006710000-0x000000000675C000-memory.dmp

Filesize
304KB

Download
memory/3928-13-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3928-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3928-63-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3928-62-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3928-19-0x00000000052D0000-0x0000000005336000-memory.dmp

Filesize
408KB

Download
memory/3928-21-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/3928-61-0x00000000068E0000-0x0000000006930000-memory.dmp

Filesize
320KB

Download
memory/4220-2-0x00000000051B0000-0x0000000005754000-memory.dmp

Filesize
5.6MB

Download
memory/4220-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/4220-1-0x00000000002B0000-0x000000000037C000-memory.dmp

Filesize
816KB

Download
memory/4220-10-0x000000000AC10000-0x000000000ACAC000-memory.dmp

Filesize
624KB

Download
memory/4220-9-0x0000000002600000-0x0000000002684000-memory.dmp

Filesize
528KB

Download
memory/4220-8-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4220-7-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/4220-6-0x0000000004D90000-0x0000000004DAE000-memory.dmp

Filesize
120KB

Download
memory/4220-5-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4220-14-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4220-3-0x0000000004CA0000-0x0000000004D32000-memory.dmp

Filesize
584KB

Download
memory/4220-4-0x0000000004C40000-0x0000000004C4A000-memory.dmp

Filesize
40KB

Download