agenttesla | 932a9d7b2aaf4bf741ab52af310f53c9d6af40caaecbf3edf0ebf2b1c05c296a

Analysis

max time kernel
138s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 01:07

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General

Target

JfsmpBIQ1LgMUAk.exe
Size

927KB
MD5

652d25f38f4ed183acf9b013cb2a2275
SHA1

7c8860477a60b6332f2bc71a585e9886dac153f6
SHA256

39631d4807643ffd35ec654d308f01a920fef38ba977d94969cbd6bdeb81b607
SHA512

d92c7cd916f0c429370e7bcfaa6fb373268083de2190081971bb9b95f6bf6efea402d54ea9a3d2419d570dc1b02ab2129387c906c428aba44ec245bffc6d970b
SSDEEP

12288:S54f2Vu4HSyBykosI4DS1zAfm+c238ZF4DyzpUpMTgyQEbMPku+l0CPP:m447yr4izAfo2MH4DyzpKzvVPd+p

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot6852245174:AAHgk_9s-tH6YNacTaCnQz56uJMggI0fZDw/

Signatures

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

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
1336	powershell.exe
1436	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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	JfsmpBIQ1LgMUAk.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
21	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2488 set thread context of 3516	2488	JfsmpBIQ1LgMUAk.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	JfsmpBIQ1LgMUAk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JfsmpBIQ1LgMUAk.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
1396	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
2488	JfsmpBIQ1LgMUAk.exe
2488	JfsmpBIQ1LgMUAk.exe
2488	JfsmpBIQ1LgMUAk.exe
2488	JfsmpBIQ1LgMUAk.exe
2488	JfsmpBIQ1LgMUAk.exe
2488	JfsmpBIQ1LgMUAk.exe
1436	powershell.exe
1336	powershell.exe
2488	JfsmpBIQ1LgMUAk.exe
1436	powershell.exe
1336	powershell.exe
3516	JfsmpBIQ1LgMUAk.exe
3516	JfsmpBIQ1LgMUAk.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2488	JfsmpBIQ1LgMUAk.exe
Token: SeDebugPrivilege	1436	powershell.exe
Token: SeDebugPrivilege	1336	powershell.exe
Token: SeDebugPrivilege	3516	JfsmpBIQ1LgMUAk.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3516	JfsmpBIQ1LgMUAk.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 1336	2488	JfsmpBIQ1LgMUAk.exe	96
PID 2488 wrote to memory of 1336	2488	JfsmpBIQ1LgMUAk.exe	96
PID 2488 wrote to memory of 1336	2488	JfsmpBIQ1LgMUAk.exe	96
PID 2488 wrote to memory of 1436	2488	JfsmpBIQ1LgMUAk.exe	98
PID 2488 wrote to memory of 1436	2488	JfsmpBIQ1LgMUAk.exe	98
PID 2488 wrote to memory of 1436	2488	JfsmpBIQ1LgMUAk.exe	98
PID 2488 wrote to memory of 1396	2488	JfsmpBIQ1LgMUAk.exe	100
PID 2488 wrote to memory of 1396	2488	JfsmpBIQ1LgMUAk.exe	100
PID 2488 wrote to memory of 1396	2488	JfsmpBIQ1LgMUAk.exe	100
PID 2488 wrote to memory of 3516	2488	JfsmpBIQ1LgMUAk.exe	102
PID 2488 wrote to memory of 3516	2488	JfsmpBIQ1LgMUAk.exe	102
PID 2488 wrote to memory of 3516	2488	JfsmpBIQ1LgMUAk.exe	102
PID 2488 wrote to memory of 3516	2488	JfsmpBIQ1LgMUAk.exe	102
PID 2488 wrote to memory of 3516	2488	JfsmpBIQ1LgMUAk.exe	102
PID 2488 wrote to memory of 3516	2488	JfsmpBIQ1LgMUAk.exe	102
PID 2488 wrote to memory of 3516	2488	JfsmpBIQ1LgMUAk.exe	102
PID 2488 wrote to memory of 3516	2488	JfsmpBIQ1LgMUAk.exe	102

C:\Users\Admin\AppData\Local\Temp\JfsmpBIQ1LgMUAk.exe
"C:\Users\Admin\AppData\Local\Temp\JfsmpBIQ1LgMUAk.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:2488
- 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\JfsmpBIQ1LgMUAk.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1336
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ikqjdSvJltAjUw.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1436
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ikqjdSvJltAjUw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDE79.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1396
- C:\Users\Admin\AppData\Local\Temp\JfsmpBIQ1LgMUAk.exe
  "C:\Users\Admin\AppData\Local\Temp\JfsmpBIQ1LgMUAk.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3516

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
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

Filesize
18KB

MD5
3655e884490b150f067fa68081d91e0b

SHA1
78828341aa7a7b5ae4cae72075d13ee5dee46769

SHA256
b10622b1514db824a3911aa54b7d0fb784efe24323d5fb3bf55dd94504a6e9f6

SHA512
6d8e0bd20f7d619e83a1cf83c4e6da45d940cb2865d203f5090819a75b1a5d8f07f021ed5dfc69593a266052eb473ab8d510b58bd8d0c19b130f11156cdd4efb

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5ndhsrdv.ahy.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDE79.tmp

Filesize
1KB

MD5
6c3fc1af75c710380d38584fac9c5291

SHA1
ad64abb7402ef4e0b1ffa6df366fa5434868c6b0

SHA256
eaf31bd009d752f012efd73647a438e246667671d955ef0174709324cc23d23a

SHA512
0791dc82e4c74b4f1c6399c26a2a16b85ca8271b4881fb58a750013901f6d4a4699486c1cb5482c7093a8ab8b654a778a431c489ca05f82b3d6bcfb7e5bffaea

Download Submit
memory/1336-17-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/1336-88-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/1336-62-0x0000000006F70000-0x0000000006F8E000-memory.dmp

Filesize
120KB

Download
memory/1336-51-0x000000006FC40000-0x000000006FC8C000-memory.dmp

Filesize
304KB

Download
memory/1336-50-0x0000000006F90000-0x0000000006FC2000-memory.dmp

Filesize
200KB

Download
memory/1336-26-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/1336-25-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/1436-20-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/1436-74-0x00000000073D0000-0x00000000073EA000-memory.dmp

Filesize
104KB

Download
memory/1436-75-0x0000000007440000-0x000000000744A000-memory.dmp

Filesize
40KB

Download
memory/1436-18-0x0000000005560000-0x0000000005B88000-memory.dmp

Filesize
6.2MB

Download
memory/1436-19-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/1436-61-0x000000006FC40000-0x000000006FC8C000-memory.dmp

Filesize
304KB

Download
memory/1436-76-0x0000000007650000-0x00000000076E6000-memory.dmp

Filesize
600KB

Download
memory/1436-77-0x00000000075D0000-0x00000000075E1000-memory.dmp

Filesize
68KB

Download
memory/1436-24-0x00000000053F0000-0x0000000005456000-memory.dmp

Filesize
408KB

Download
memory/1436-78-0x0000000007600000-0x000000000760E000-memory.dmp

Filesize
56KB

Download
memory/1436-79-0x0000000007610000-0x0000000007624000-memory.dmp

Filesize
80KB

Download
memory/1436-16-0x0000000002760000-0x0000000002796000-memory.dmp

Filesize
216KB

Download
memory/1436-23-0x0000000005380000-0x00000000053E6000-memory.dmp

Filesize
408KB

Download
memory/1436-22-0x00000000051E0000-0x0000000005202000-memory.dmp

Filesize
136KB

Download
memory/1436-73-0x0000000007A10000-0x000000000808A000-memory.dmp

Filesize
6.5MB

Download
memory/1436-48-0x00000000065D0000-0x000000000661C000-memory.dmp

Filesize
304KB

Download
memory/1436-47-0x0000000006080000-0x000000000609E000-memory.dmp

Filesize
120KB

Download
memory/1436-80-0x0000000007710000-0x000000000772A000-memory.dmp

Filesize
104KB

Download
memory/1436-81-0x00000000076F0000-0x00000000076F8000-memory.dmp

Filesize
32KB

Download
memory/1436-84-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/1436-72-0x0000000007270000-0x0000000007313000-memory.dmp

Filesize
652KB

Download
memory/2488-11-0x000000000D180000-0x000000000D21C000-memory.dmp

Filesize
624KB

Download
memory/2488-7-0x0000000006380000-0x00000000063A6000-memory.dmp

Filesize
152KB

Download
memory/2488-1-0x0000000000130000-0x000000000021E000-memory.dmp

Filesize
952KB

Download
memory/2488-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

Filesize
4KB

Download
memory/2488-10-0x0000000002590000-0x0000000002618000-memory.dmp

Filesize
544KB

Download
memory/2488-9-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/2488-8-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

Filesize
4KB

Download
memory/2488-49-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/2488-6-0x0000000005210000-0x000000000521A000-memory.dmp

Filesize
40KB

Download
memory/2488-5-0x0000000074A40000-0x00000000751F0000-memory.dmp

Filesize
7.7MB

Download
memory/2488-4-0x0000000004CF0000-0x0000000005044000-memory.dmp

Filesize
3.3MB

Download
memory/2488-3-0x0000000004C00000-0x0000000004C92000-memory.dmp

Filesize
584KB

Download
memory/2488-2-0x00000000052A0000-0x0000000005844000-memory.dmp

Filesize
5.6MB

Download
memory/3516-45-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/3516-89-0x0000000006500000-0x0000000006550000-memory.dmp

Filesize
320KB

Download