agenttesla | dd18dd6759f8f926928be4b70e93ca3c44bce634b3c494b742f58356ba811670

Analysis

max time kernel
117s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14-09-2024 01:57

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General

Target

Vessel's details_pdf.scr
Size

640KB
MD5

61217d7c7664881d1d97df8a3c539cc4
SHA1

c6f020de1f91d2e82883ad60056429f9ef20684a
SHA256

d50faa86234469eb85697aee14b7b16b55caca5c0d1229fc0c5904410ddbf1db
SHA512

aec3b2061111850e384e847720cf572291d7e9eed8a012345ba34ac855396e1422ce9b8362efe85d857daf08cb63d9df0397daa7d127e08b62ab85fa7cb4a028
SSDEEP

12288:S0gFxlwGD/ERhZ3YtrWPciSFxUTjKjdAwDxnmYXuFGDDhXH:i7zMhhur1iSOjsdAMxmIAO

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://cash4cars.nz
Port:
21
Username:
[email protected]
Password:
-[([pqM~nGA4

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
1892	powershell.exe
5048	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	Vessel's details_pdf.scr

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 2 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

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
18	api.ipify.org
19	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3020 set thread context of 4448	3020	Vessel's details_pdf.scr	98

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 5 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	Vessel's details_pdf.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Vessel's details_pdf.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3460	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3020	Vessel's details_pdf.scr
5048	powershell.exe
1892	powershell.exe
3020	Vessel's details_pdf.scr
4448	Vessel's details_pdf.scr
4448	Vessel's details_pdf.scr
5048	powershell.exe
1892	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3020	Vessel's details_pdf.scr
Token: SeDebugPrivilege	5048	powershell.exe
Token: SeDebugPrivilege	1892	powershell.exe
Token: SeDebugPrivilege	4448	Vessel's details_pdf.scr

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 1892	3020	Vessel's details_pdf.scr	92
PID 3020 wrote to memory of 1892	3020	Vessel's details_pdf.scr	92
PID 3020 wrote to memory of 1892	3020	Vessel's details_pdf.scr	92
PID 3020 wrote to memory of 5048	3020	Vessel's details_pdf.scr	94
PID 3020 wrote to memory of 5048	3020	Vessel's details_pdf.scr	94
PID 3020 wrote to memory of 5048	3020	Vessel's details_pdf.scr	94
PID 3020 wrote to memory of 3460	3020	Vessel's details_pdf.scr	96
PID 3020 wrote to memory of 3460	3020	Vessel's details_pdf.scr	96
PID 3020 wrote to memory of 3460	3020	Vessel's details_pdf.scr	96
PID 3020 wrote to memory of 4448	3020	Vessel's details_pdf.scr	98
PID 3020 wrote to memory of 4448	3020	Vessel's details_pdf.scr	98
PID 3020 wrote to memory of 4448	3020	Vessel's details_pdf.scr	98
PID 3020 wrote to memory of 4448	3020	Vessel's details_pdf.scr	98
PID 3020 wrote to memory of 4448	3020	Vessel's details_pdf.scr	98
PID 3020 wrote to memory of 4448	3020	Vessel's details_pdf.scr	98
PID 3020 wrote to memory of 4448	3020	Vessel's details_pdf.scr	98
PID 3020 wrote to memory of 4448	3020	Vessel's details_pdf.scr	98

C:\Users\Admin\AppData\Local\Temp\Vessel's details_pdf.scr
"C:\Users\Admin\AppData\Local\Temp\Vessel's details_pdf.scr" /S
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:3020
- 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\Vessel's details_pdf.scr"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1892
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mtZujz.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5048
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mtZujz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB9BB.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3460
- C:\Users\Admin\AppData\Local\Temp\Vessel's details_pdf.scr
  "C:\Users\Admin\AppData\Local\Temp\Vessel's details_pdf.scr"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
1KB

MD5
33b19d75aa77114216dbc23f43b195e3

SHA1
36a6c3975e619e0c5232aa4f5b7dc1fec9525535

SHA256
b23ced31b855e5a39c94afa1f9d55b023b8c40d4dc62143e0539c6916c12c9d2

SHA512
676fa2fd34878b75e5899197fe6826bb5604541aa468804bc9835bd3acabed2e6759878a8f1358955413818a51456816e90f149133828575a416c2a74fc7d821

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
ab272850dae233963b373b36e4319e2e

SHA1
df9a3d880d7049a8d148763c8066f2773f18936f

SHA256
8e99ab496a6ea36c3ecd7c362563a4e3061e77a563b9794e236146e2d69020b1

SHA512
81c23e9050b771bcc3d296cdbb05a8639dc48523625ac94f1c45116bd5ad5360267ddd7d11740da68180d9e0c6bbf32c4f30c3092180d56106144a122b8140e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_w3qj5wv1.j5y.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB9BB.tmp

Filesize
1KB

MD5
c07fc99bb673fdfef49fff8cfe9e599e

SHA1
f9922ea2030e86e38387da881d4df4004e6c46b6

SHA256
c1da4ced64299d1e754853f9964d89dd18844225a4281f3063e162c7e8c3541c

SHA512
4730facc4b1bef0a4f0aa8fbc804303289f6ef16cca369fc51773dcb70c7e0c1017ad2877f2654ef60b458d53f73985065ad4166a356786e3d5a17967d3a773f

Download Submit
memory/1892-15-0x0000000005140000-0x0000000005176000-memory.dmp

Filesize
216KB

Download
memory/1892-19-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/1892-34-0x00000000060A0000-0x00000000063F4000-memory.dmp

Filesize
3.3MB

Download
memory/1892-25-0x00000000056A0000-0x0000000005706000-memory.dmp

Filesize
408KB

Download
memory/1892-66-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/1892-26-0x0000000005710000-0x0000000005776000-memory.dmp

Filesize
408KB

Download
memory/1892-24-0x0000000005600000-0x0000000005622000-memory.dmp

Filesize
136KB

Download
memory/1892-17-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/1892-16-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/1892-18-0x00000000057B0000-0x0000000005DD8000-memory.dmp

Filesize
6.2MB

Download
memory/3020-7-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

Filesize
4KB

Download
memory/3020-9-0x0000000006120000-0x00000000061A2000-memory.dmp

Filesize
520KB

Download
memory/3020-6-0x0000000004F10000-0x0000000004F20000-memory.dmp

Filesize
64KB

Download
memory/3020-2-0x0000000005000000-0x00000000055A4000-memory.dmp

Filesize
5.6MB

Download
memory/3020-4-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/3020-48-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/3020-10-0x00000000086C0000-0x000000000875C000-memory.dmp

Filesize
624KB

Download
memory/3020-0-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

Filesize
4KB

Download
memory/3020-3-0x0000000004AF0000-0x0000000004B82000-memory.dmp

Filesize
584KB

Download
memory/3020-8-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/3020-1-0x0000000000010000-0x00000000000B6000-memory.dmp

Filesize
664KB

Download
memory/3020-5-0x0000000004A80000-0x0000000004A8A000-memory.dmp

Filesize
40KB

Download
memory/4448-76-0x0000000006E90000-0x0000000006EE0000-memory.dmp

Filesize
320KB

Download
memory/4448-33-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/5048-52-0x00000000715B0000-0x00000000715FC000-memory.dmp

Filesize
304KB

Download
memory/5048-70-0x0000000007BD0000-0x0000000007C66000-memory.dmp

Filesize
600KB

Download
memory/5048-62-0x0000000007630000-0x000000000764E000-memory.dmp

Filesize
120KB

Download
memory/5048-50-0x0000000006BB0000-0x0000000006BFC000-memory.dmp

Filesize
304KB

Download
memory/5048-63-0x0000000007850000-0x00000000078F3000-memory.dmp

Filesize
652KB

Download
memory/5048-49-0x0000000006610000-0x000000000662E000-memory.dmp

Filesize
120KB

Download
memory/5048-68-0x0000000007950000-0x000000000796A000-memory.dmp

Filesize
104KB

Download
memory/5048-67-0x0000000007F90000-0x000000000860A000-memory.dmp

Filesize
6.5MB

Download
memory/5048-69-0x00000000079C0000-0x00000000079CA000-memory.dmp

Filesize
40KB

Download
memory/5048-51-0x00000000075F0000-0x0000000007622000-memory.dmp

Filesize
200KB

Download
memory/5048-71-0x0000000007B50000-0x0000000007B61000-memory.dmp

Filesize
68KB

Download
memory/5048-72-0x0000000007B80000-0x0000000007B8E000-memory.dmp

Filesize
56KB

Download
memory/5048-73-0x0000000007B90000-0x0000000007BA4000-memory.dmp

Filesize
80KB

Download
memory/5048-74-0x0000000007C90000-0x0000000007CAA000-memory.dmp

Filesize
104KB

Download
memory/5048-75-0x0000000007C70000-0x0000000007C78000-memory.dmp

Filesize
32KB

Download
memory/5048-22-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/5048-21-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/5048-20-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download
memory/5048-80-0x0000000074EE0000-0x0000000075690000-memory.dmp

Filesize
7.7MB

Download