agenttesla | 83bd0492ad4599669d45f30993c0f6758940875008ee00a2b460f85566e1afee

Analysis

max time kernel
135s
max time network
141s
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 20:51

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General

Target

wvP.exe
Size

722KB
MD5

b33d730136cae062a912aebbdf3364d4
SHA1

2aa45f4bff155e5f2b717c3108ed60eb4e82f7d8
SHA256

83bd0492ad4599669d45f30993c0f6758940875008ee00a2b460f85566e1afee
SHA512

8a5a0654b6afae7d791b4c4c1236b28925a7e0d25d04e9b82f26c73e95a6abd7173067a7f81167ec6107ed9b3dcbb2004b2feab4c77d2c4f9c9ba17893554924
SSDEEP

12288:MWYIPXjxannnHg2tJVf4E/c3xVnBv66wHVKk8zbHPdeXfiD/KzKkjbD5T:MWYIPFannnHg2dQ8cx6LKkkbvdeQK+K

Score

10^/10

agenttesla credential_access discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot5419172676:AAGNCqb7KIw9SSEGRFeD_N3VWL9qYPGdqaw/

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
3772	powershell.exe
4844	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	wvP.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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\cashout = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cashout\\cashout.exe"	wvP.exe

Looks up external IP address via web service 3 IoCs

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

flow	ioc
22	ip-api.com
20	api.ipify.org
21	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1480 set thread context of 3768	1480	wvP.exe	102

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	wvP.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wvP.exe
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
1988	schtasks.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
1480	wvP.exe
1480	wvP.exe
4844	powershell.exe
4844	powershell.exe
3772	powershell.exe
3772	powershell.exe
1480	wvP.exe
1480	wvP.exe
1480	wvP.exe
1480	wvP.exe
3768	wvP.exe
3768	wvP.exe
3768	wvP.exe
3772	powershell.exe
4844	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1480	wvP.exe
Token: SeDebugPrivilege	3772	powershell.exe
Token: SeDebugPrivilege	4844	powershell.exe
Token: SeDebugPrivilege	3768	wvP.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3768	wvP.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1480 wrote to memory of 3772	1480	wvP.exe	95
PID 1480 wrote to memory of 3772	1480	wvP.exe	95
PID 1480 wrote to memory of 3772	1480	wvP.exe	95
PID 1480 wrote to memory of 4844	1480	wvP.exe	97
PID 1480 wrote to memory of 4844	1480	wvP.exe	97
PID 1480 wrote to memory of 4844	1480	wvP.exe	97
PID 1480 wrote to memory of 1988	1480	wvP.exe	99
PID 1480 wrote to memory of 1988	1480	wvP.exe	99
PID 1480 wrote to memory of 1988	1480	wvP.exe	99
PID 1480 wrote to memory of 1216	1480	wvP.exe	101
PID 1480 wrote to memory of 1216	1480	wvP.exe	101
PID 1480 wrote to memory of 1216	1480	wvP.exe	101
PID 1480 wrote to memory of 3768	1480	wvP.exe	102
PID 1480 wrote to memory of 3768	1480	wvP.exe	102
PID 1480 wrote to memory of 3768	1480	wvP.exe	102
PID 1480 wrote to memory of 3768	1480	wvP.exe	102
PID 1480 wrote to memory of 3768	1480	wvP.exe	102
PID 1480 wrote to memory of 3768	1480	wvP.exe	102
PID 1480 wrote to memory of 3768	1480	wvP.exe	102
PID 1480 wrote to memory of 3768	1480	wvP.exe	102

C:\Users\Admin\AppData\Local\Temp\wvP.exe
"C:\Users\Admin\AppData\Local\Temp\wvP.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:1480
- 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\wvP.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3772
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vfkShVG.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4844
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vfkShVG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF741.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1988
- C:\Users\Admin\AppData\Local\Temp\wvP.exe
  "C:\Users\Admin\AppData\Local\Temp\wvP.exe"
  2⤵
  PID:1216
- C:\Users\Admin\AppData\Local\Temp\wvP.exe
  "C:\Users\Admin\AppData\Local\Temp\wvP.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3768

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jfrcbrns.yhr.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\cashout\cashout.exe

Filesize
722KB

MD5
b33d730136cae062a912aebbdf3364d4

SHA1
2aa45f4bff155e5f2b717c3108ed60eb4e82f7d8

SHA256
83bd0492ad4599669d45f30993c0f6758940875008ee00a2b460f85566e1afee

SHA512
8a5a0654b6afae7d791b4c4c1236b28925a7e0d25d04e9b82f26c73e95a6abd7173067a7f81167ec6107ed9b3dcbb2004b2feab4c77d2c4f9c9ba17893554924

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF741.tmp

Filesize
1KB

MD5
b31b3aa792a92c8abf5098c458672900

SHA1
ed6fca6b064da1a6348f2c73935d25a232f0d184

SHA256
05eb65fdae7efc3a281239081ca9a5e8f55e5ddd2f92e4dd7c062635bd04292d

SHA512
9ab41570085bf75e01744271520331fc56973ff6607630d9b693044b31dd92cc0cbff0cbc7a9be69ed4db26346b9fe8d8d57bcffde2606fbbfeccdcf8f3a3162

Download Submit
memory/1480-8-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/1480-10-0x0000000008EE0000-0x0000000008F66000-memory.dmp

Filesize
536KB

Download
memory/1480-5-0x0000000005010000-0x000000000501A000-memory.dmp

Filesize
40KB

Download
memory/1480-6-0x00000000062E0000-0x0000000006300000-memory.dmp

Filesize
128KB

Download
memory/1480-7-0x000000007478E000-0x000000007478F000-memory.dmp

Filesize
4KB

Download
memory/1480-1-0x0000000000560000-0x0000000000618000-memory.dmp

Filesize
736KB

Download
memory/1480-9-0x0000000006310000-0x0000000006324000-memory.dmp

Filesize
80KB

Download
memory/1480-4-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/1480-11-0x000000000C010000-0x000000000C0AC000-memory.dmp

Filesize
624KB

Download
memory/1480-0-0x000000007478E000-0x000000007478F000-memory.dmp

Filesize
4KB

Download
memory/1480-2-0x0000000005630000-0x0000000005BD4000-memory.dmp

Filesize
5.6MB

Download
memory/1480-3-0x0000000005080000-0x0000000005112000-memory.dmp

Filesize
584KB

Download
memory/1480-49-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/3768-90-0x00000000070F0000-0x0000000007140000-memory.dmp

Filesize
320KB

Download
memory/3768-32-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/3772-16-0x00000000048E0000-0x0000000004916000-memory.dmp

Filesize
216KB

Download
memory/3772-19-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/3772-17-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/3772-18-0x0000000004F50000-0x0000000005578000-memory.dmp

Filesize
6.2MB

Download
memory/3772-38-0x0000000005850000-0x0000000005BA4000-memory.dmp

Filesize
3.3MB

Download
memory/3772-87-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/3772-79-0x0000000007360000-0x0000000007371000-memory.dmp

Filesize
68KB

Download
memory/3772-23-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/3772-78-0x00000000073E0000-0x0000000007476000-memory.dmp

Filesize
600KB

Download
memory/3772-76-0x0000000007160000-0x000000000717A000-memory.dmp

Filesize
104KB

Download
memory/3772-50-0x0000000005E20000-0x0000000005E3E000-memory.dmp

Filesize
120KB

Download
memory/3772-51-0x00000000061E0000-0x000000000622C000-memory.dmp

Filesize
304KB

Download
memory/3772-52-0x0000000006FE0000-0x0000000007012000-memory.dmp

Filesize
200KB

Download
memory/3772-63-0x0000000006410000-0x000000000642E000-memory.dmp

Filesize
120KB

Download
memory/3772-53-0x0000000074FE0000-0x000000007502C000-memory.dmp

Filesize
304KB

Download
memory/3772-64-0x0000000007030000-0x00000000070D3000-memory.dmp

Filesize
652KB

Download
memory/3772-77-0x00000000071D0000-0x00000000071DA000-memory.dmp

Filesize
40KB

Download
memory/3772-75-0x00000000077B0000-0x0000000007E2A000-memory.dmp

Filesize
6.5MB

Download
memory/4844-25-0x00000000055A0000-0x0000000005606000-memory.dmp

Filesize
408KB

Download
memory/4844-65-0x0000000074FE0000-0x000000007502C000-memory.dmp

Filesize
304KB

Download
memory/4844-26-0x0000000005610000-0x0000000005676000-memory.dmp

Filesize
408KB

Download
memory/4844-21-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/4844-80-0x00000000073D0000-0x00000000073DE000-memory.dmp

Filesize
56KB

Download
memory/4844-81-0x00000000073E0000-0x00000000073F4000-memory.dmp

Filesize
80KB

Download
memory/4844-82-0x00000000074E0000-0x00000000074FA000-memory.dmp

Filesize
104KB

Download
memory/4844-83-0x00000000074C0000-0x00000000074C8000-memory.dmp

Filesize
32KB

Download
memory/4844-37-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/4844-86-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/4844-22-0x0000000074780000-0x0000000074F30000-memory.dmp

Filesize
7.7MB

Download
memory/4844-24-0x0000000004E90000-0x0000000004EB2000-memory.dmp

Filesize
136KB

Download