agenttesla | c41893463c861e8d6274f2d5f5335ba4d23dfe4c6d6d65d8bc08eec140b4890d

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10-09-2024 13:54

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General

Target

Invoice Request.scr.exe
Size

701KB
MD5

6f605fd10c79ec475befda0cd232f38b
SHA1

8b015776a4e0e1ba8495f89296b4eb5293faba33
SHA256

c41893463c861e8d6274f2d5f5335ba4d23dfe4c6d6d65d8bc08eec140b4890d
SHA512

24de79629da70f73f56576438965b653578888576be7013cc814af92c7cba1ae29517e245b0469ee842133c16a00611b3b96b87432c23c13093e0062f301d823
SSDEEP

12288:ksK8s/+/yHUvONddAckNe5xAkO5IGGswKPS3JFn0C53tqksN7t0lTO3tz0:RiMywONddAdN2ek975n3a97mO9

Score

10^/10

agenttesla credential_access discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
Password: )NYyffR0

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
Password: )NYyffR0
Email To:
[email protected]

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
4340	powershell.exe
2912	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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	Invoice Request.scr.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 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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mpTrle = "C:\\Users\\Admin\\AppData\\Roaming\\mpTrle\\mpTrle.exe"	Invoice Request.scr.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.

flow	ioc
20	api.ipify.org
21	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2224 set thread context of 3188	2224	Invoice Request.scr.exe	99

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Invoice Request.scr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Invoice Request.scr.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
2600	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2224	Invoice Request.scr.exe
4340	powershell.exe
2912	powershell.exe
2224	Invoice Request.scr.exe
4340	powershell.exe
2912	powershell.exe
3188	Invoice Request.scr.exe
3188	Invoice Request.scr.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2224	Invoice Request.scr.exe
Token: SeDebugPrivilege	4340	powershell.exe
Token: SeDebugPrivilege	2912	powershell.exe
Token: SeDebugPrivilege	3188	Invoice Request.scr.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 4340	2224	Invoice Request.scr.exe	93
PID 2224 wrote to memory of 4340	2224	Invoice Request.scr.exe	93
PID 2224 wrote to memory of 4340	2224	Invoice Request.scr.exe	93
PID 2224 wrote to memory of 2912	2224	Invoice Request.scr.exe	95
PID 2224 wrote to memory of 2912	2224	Invoice Request.scr.exe	95
PID 2224 wrote to memory of 2912	2224	Invoice Request.scr.exe	95
PID 2224 wrote to memory of 2600	2224	Invoice Request.scr.exe	97
PID 2224 wrote to memory of 2600	2224	Invoice Request.scr.exe	97
PID 2224 wrote to memory of 2600	2224	Invoice Request.scr.exe	97
PID 2224 wrote to memory of 3188	2224	Invoice Request.scr.exe	99
PID 2224 wrote to memory of 3188	2224	Invoice Request.scr.exe	99
PID 2224 wrote to memory of 3188	2224	Invoice Request.scr.exe	99
PID 2224 wrote to memory of 3188	2224	Invoice Request.scr.exe	99
PID 2224 wrote to memory of 3188	2224	Invoice Request.scr.exe	99
PID 2224 wrote to memory of 3188	2224	Invoice Request.scr.exe	99
PID 2224 wrote to memory of 3188	2224	Invoice Request.scr.exe	99
PID 2224 wrote to memory of 3188	2224	Invoice Request.scr.exe	99

C:\Users\Admin\AppData\Local\Temp\Invoice Request.scr.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice Request.scr.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:2224
- 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\Invoice Request.scr.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4340
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PPTPXSGOk.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2912
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PPTPXSGOk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA5A6.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2600
- C:\Users\Admin\AppData\Local\Temp\Invoice Request.scr.exe
  "C:\Users\Admin\AppData\Local\Temp\Invoice Request.scr.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3188

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

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

Filesize
18KB

MD5
835809ba889d0a96e61d3826b7121ca8

SHA1
7af1c9df6101b4c7e2a54fff06599b609275ee98

SHA256
4fc4cd8c3d8ae61ed7504706797f0477d5cc6ce01fad08855a7fa77d3f68e991

SHA512
29a503326d8483ec681f5e6c071cc67addcc02a45231acb516025ca5a03980b54a984ecac0ddaaddce6d93bd7257638c2fdc4500fb6c0deb959a5ae28eaebe6b

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pn1rihax.gbp.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA5A6.tmp

Filesize
1KB

MD5
789d1755df8fcd07c0044deac6f82377

SHA1
07925481483a8db322d812021603456d02f0f787

SHA256
16c47ef5d88fc0f85274fc1a2908057038d5faef8686a0c2b7c3de0254b84f5d

SHA512
c963cf1bf6909f82f874e89be9ae75b427f3c35882191b77d9fa8623004451d9d37f9fa0fa3c8a0085209e930380f568dc2ee34d5f561511a55306ff047d8e28

Download Submit
memory/2224-0-0x000000007518E000-0x000000007518F000-memory.dmp

Filesize
4KB

Download
memory/2224-4-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/2224-6-0x0000000007B80000-0x0000000007C1A000-memory.dmp

Filesize
616KB

Download
memory/2224-7-0x0000000005630000-0x0000000005640000-memory.dmp

Filesize
64KB

Download
memory/2224-8-0x000000007518E000-0x000000007518F000-memory.dmp

Filesize
4KB

Download
memory/2224-9-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/2224-10-0x0000000007C20000-0x0000000007CA2000-memory.dmp

Filesize
520KB

Download
memory/2224-11-0x000000000A2D0000-0x000000000A36C000-memory.dmp

Filesize
624KB

Download
memory/2224-49-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/2224-1-0x0000000000720000-0x00000000007D4000-memory.dmp

Filesize
720KB

Download
memory/2224-2-0x0000000005690000-0x0000000005C34000-memory.dmp

Filesize
5.6MB

Download
memory/2224-5-0x0000000005330000-0x000000000533A000-memory.dmp

Filesize
40KB

Download
memory/2224-3-0x0000000005180000-0x0000000005212000-memory.dmp

Filesize
584KB

Download
memory/2912-20-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/2912-22-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/2912-90-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/2912-83-0x00000000071F0000-0x00000000071F8000-memory.dmp

Filesize
32KB

Download
memory/2912-80-0x0000000007100000-0x000000000710E000-memory.dmp

Filesize
56KB

Download
memory/2912-28-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/2912-79-0x00000000070D0000-0x00000000070E1000-memory.dmp

Filesize
68KB

Download
memory/2912-65-0x00000000700B0000-0x00000000700FC000-memory.dmp

Filesize
304KB

Download
memory/3188-92-0x0000000006A60000-0x0000000006AB0000-memory.dmp

Filesize
320KB

Download
memory/3188-35-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4340-16-0x0000000005070000-0x00000000050A6000-memory.dmp

Filesize
216KB

Download
memory/4340-50-0x0000000006640000-0x000000000665E000-memory.dmp

Filesize
120KB

Download
memory/4340-51-0x00000000066D0000-0x000000000671C000-memory.dmp

Filesize
304KB

Download
memory/4340-53-0x00000000700B0000-0x00000000700FC000-memory.dmp

Filesize
304KB

Download
memory/4340-63-0x00000000077B0000-0x00000000077CE000-memory.dmp

Filesize
120KB

Download
memory/4340-52-0x00000000077D0000-0x0000000007802000-memory.dmp

Filesize
200KB

Download
memory/4340-64-0x0000000007810000-0x00000000078B3000-memory.dmp

Filesize
652KB

Download
memory/4340-23-0x0000000005670000-0x0000000005692000-memory.dmp

Filesize
136KB

Download
memory/4340-76-0x0000000007970000-0x000000000798A000-memory.dmp

Filesize
104KB

Download
memory/4340-75-0x0000000007FB0000-0x000000000862A000-memory.dmp

Filesize
6.5MB

Download
memory/4340-77-0x00000000079E0000-0x00000000079EA000-memory.dmp

Filesize
40KB

Download
memory/4340-78-0x0000000007BF0000-0x0000000007C86000-memory.dmp

Filesize
600KB

Download
memory/4340-24-0x0000000005EC0000-0x0000000005F26000-memory.dmp

Filesize
408KB

Download
memory/4340-27-0x0000000006050000-0x00000000063A4000-memory.dmp

Filesize
3.3MB

Download
memory/4340-81-0x0000000007BB0000-0x0000000007BC4000-memory.dmp

Filesize
80KB

Download
memory/4340-82-0x0000000007CB0000-0x0000000007CCA000-memory.dmp

Filesize
104KB

Download
memory/4340-26-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/4340-25-0x0000000005FE0000-0x0000000006046000-memory.dmp

Filesize
408KB

Download
memory/4340-19-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/4340-17-0x0000000005720000-0x0000000005D48000-memory.dmp

Filesize
6.2MB

Download
memory/4340-91-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download
memory/4340-18-0x0000000075180000-0x0000000075930000-memory.dmp

Filesize
7.7MB

Download