agenttesla | 4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc

Analysis

max time kernel
124s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24/11/2024, 01:25

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General

Target

4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
Size

539KB
MD5

f514efe2a0283773a54c358364cf05bb
SHA1

6dc55bce01ee49d3d706d30be270df38bdda24e9
SHA256

4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc
SHA512

475d0f6837e7f1a529d9d44de0cdf051649cdbd5bce71fe87619d35eee5ccab7ecf5ce7338369a91ccf73610c1905aacd791417760634ff35480b8bbc16855c8
SSDEEP

12288:67C+fNxlR4zVifB383oDI3ssELgYr+75Xv9bJz:62+5bfB383o+ssZ0+9/P

Score

10^/10

agenttesla collection credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.privateemail.com
Port:
587
Username:
[email protected]
Password:
mmm777

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/872-16-0x0000000000400000-0x000000000043C000-memory.dmp	family_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
4880	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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 536 set thread context of 872	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	103

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 4 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	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.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
892	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
872	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
872	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
4880	powershell.exe
4880	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
Token: SeDebugPrivilege	872	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
Token: SeDebugPrivilege	4880	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
872	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 536 wrote to memory of 4880	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	100
PID 536 wrote to memory of 4880	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	100
PID 536 wrote to memory of 4880	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	100
PID 536 wrote to memory of 892	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	102
PID 536 wrote to memory of 892	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	102
PID 536 wrote to memory of 892	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	102
PID 536 wrote to memory of 872	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	103
PID 536 wrote to memory of 872	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	103
PID 536 wrote to memory of 872	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	103
PID 536 wrote to memory of 872	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	103
PID 536 wrote to memory of 872	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	103
PID 536 wrote to memory of 872	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	103
PID 536 wrote to memory of 872	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	103
PID 536 wrote to memory of 872	536	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe	103

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe

C:\Users\Admin\AppData\Local\Temp\4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
"C:\Users\Admin\AppData\Local\Temp\4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.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:536
- 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\4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4880
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\Qmzkmcgtxzkh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3F65.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:892
- C:\Users\Admin\AppData\Local\Temp\4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe
  "C:\Users\Admin\AppData\Local\Temp\4aa566352c0c9ba5c0534dacf2db4b7e3ee885b4fee36b6a0dc6f7677fed4afc.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - outlook_office_path
  - outlook_win_path
  PID:872

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

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zxmim1gs.fg1.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/536-6-0x0000000005730000-0x000000000573E000-memory.dmp

Filesize
56KB

Download
memory/536-2-0x0000000005850000-0x0000000005DF4000-memory.dmp

Filesize
5.6MB

Download
memory/536-3-0x00000000051C0000-0x0000000005252000-memory.dmp

Filesize
584KB

Download
memory/536-4-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/536-5-0x0000000005270000-0x000000000527A000-memory.dmp

Filesize
40KB

Download
memory/536-22-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/536-7-0x00000000747CE000-0x00000000747CF000-memory.dmp

Filesize
4KB

Download
memory/536-8-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/536-9-0x0000000007F00000-0x0000000007F9C000-memory.dmp

Filesize
624KB

Download
memory/536-10-0x0000000008050000-0x00000000080B0000-memory.dmp

Filesize
384KB

Download
memory/536-0-0x00000000747CE000-0x00000000747CF000-memory.dmp

Filesize
4KB

Download
memory/536-1-0x0000000000760000-0x00000000007EE000-memory.dmp

Filesize
568KB

Download
memory/872-36-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/872-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/872-20-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/872-68-0x0000000006250000-0x00000000062A0000-memory.dmp

Filesize
320KB

Download
memory/872-67-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/872-66-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/872-65-0x00000000052D0000-0x00000000052E8000-memory.dmp

Filesize
96KB

Download
memory/4880-51-0x0000000007170000-0x000000000718E000-memory.dmp

Filesize
120KB

Download
memory/4880-54-0x00000000074D0000-0x00000000074EA000-memory.dmp

Filesize
104KB

Download
memory/4880-17-0x0000000004C20000-0x0000000004C56000-memory.dmp

Filesize
216KB

Download
memory/4880-37-0x0000000005DA0000-0x00000000060F4000-memory.dmp

Filesize
3.3MB

Download
memory/4880-38-0x00000000061A0000-0x00000000061BE000-memory.dmp

Filesize
120KB

Download
memory/4880-39-0x00000000061E0000-0x000000000622C000-memory.dmp

Filesize
304KB

Download
memory/4880-40-0x0000000006780000-0x00000000067B2000-memory.dmp

Filesize
200KB

Download
memory/4880-41-0x0000000070600000-0x000000007064C000-memory.dmp

Filesize
304KB

Download
memory/4880-19-0x0000000005290000-0x00000000058B8000-memory.dmp

Filesize
6.2MB

Download
memory/4880-52-0x00000000071A0000-0x0000000007243000-memory.dmp

Filesize
652KB

Download
memory/4880-53-0x0000000007B20000-0x000000000819A000-memory.dmp

Filesize
6.5MB

Download
memory/4880-24-0x00000000051E0000-0x0000000005202000-memory.dmp

Filesize
136KB

Download
memory/4880-55-0x0000000007540000-0x000000000754A000-memory.dmp

Filesize
40KB

Download
memory/4880-56-0x0000000007750000-0x00000000077E6000-memory.dmp

Filesize
600KB

Download
memory/4880-57-0x00000000076D0000-0x00000000076E1000-memory.dmp

Filesize
68KB

Download
memory/4880-58-0x0000000007700000-0x000000000770E000-memory.dmp

Filesize
56KB

Download
memory/4880-59-0x0000000007710000-0x0000000007724000-memory.dmp

Filesize
80KB

Download
memory/4880-60-0x0000000007810000-0x000000000782A000-memory.dmp

Filesize
104KB

Download
memory/4880-61-0x00000000077F0000-0x00000000077F8000-memory.dmp

Filesize
32KB

Download
memory/4880-64-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/4880-25-0x00000000059B0000-0x0000000005A16000-memory.dmp

Filesize
408KB

Download
memory/4880-26-0x0000000005A90000-0x0000000005AF6000-memory.dmp

Filesize
408KB

Download
memory/4880-23-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/4880-21-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download