agenttesla | eb433c3cd474e8f546887ac7dccdfc99e2f3e43f49e3c17c8533be4275add793

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 01:42

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General

Target

LPO May 21st 2024-PDF.exe
Size

744KB
MD5

6aa3cad2e92e967768780540a1a78432
SHA1

22e6e450889c383af12b571b8e9d83eb9f33c36d
SHA256

7f9a4d2ca7e2aaaf846b8c8be5b13945fbd3ed02e75ea661676b311897e92fa4
SHA512

f71bfd535b86391ebd8aa72e4eb1e650e33ca5a1b1ff4740de2589c6896d6c2fd70064d7fcb1a8a4ff7f5826566000ee190766121ff96b4db2ffbea27d8a031e
SSDEEP

12288:Gz9n6yWn7fcpVZlu/6uHGedT2shwb201O2nVfW9HjoaN37+2rAfraVDUBWpHfMdg:cn698VVYrH0/RW9HsaNFcouWpHh88

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: ftp
Host:
eu-west-1.sftpcloud.io
Port:
21
Username:
e8a17a253c4d40b6a0df898aad32f67b
Password:
RugFalv5wDyjeLFrWC25Q2kWCAS6XObb

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://eu-west-1.sftpcloud.io
Port:
21
Username:
e8a17a253c4d40b6a0df898aad32f67b
Password:
RugFalv5wDyjeLFrWC25Q2kWCAS6XObb

Signatures

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

Processes:

powershell.exepowershell.exe

pid process

3768 powershell.exe
3068 powershell.exe

pid	process
3768	powershell.exe
3068	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

Processes:

LPO May 21st 2024-PDF.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation	LPO May 21st 2024-PDF.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 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
Suspicious use of SetThreadContext 1 IoCs

Processes:

LPO May 21st 2024-PDF.exe

description pid process target process

PID 3228 set thread context of 812 3228 LPO May 21st 2024-PDF.exe LPO May 21st 2024-PDF.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2020 schtasks.exe

description	pid	process	target process
PID 3228 set thread context of 812	3228	LPO May 21st 2024-PDF.exe	LPO May 21st 2024-PDF.exe

pid	process
2020	schtasks.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

Processes:

LPO May 21st 2024-PDF.exepowershell.exepowershell.exeLPO May 21st 2024-PDF.exe

pid	process
3228	LPO May 21st 2024-PDF.exe
3768	powershell.exe
3068	powershell.exe
3228	LPO May 21st 2024-PDF.exe
3228	LPO May 21st 2024-PDF.exe
3228	LPO May 21st 2024-PDF.exe
3768	powershell.exe
812	LPO May 21st 2024-PDF.exe
812	LPO May 21st 2024-PDF.exe
3068	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

LPO May 21st 2024-PDF.exepowershell.exepowershell.exeLPO May 21st 2024-PDF.exe

description	pid	process
Token: SeDebugPrivilege	3228	LPO May 21st 2024-PDF.exe
Token: SeDebugPrivilege	3768	powershell.exe
Token: SeDebugPrivilege	3068	powershell.exe
Token: SeDebugPrivilege	812	LPO May 21st 2024-PDF.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

LPO May 21st 2024-PDF.exe

description	pid	process	target process
PID 3228 wrote to memory of 3768	3228	LPO May 21st 2024-PDF.exe	powershell.exe
PID 3228 wrote to memory of 3768	3228	LPO May 21st 2024-PDF.exe	powershell.exe
PID 3228 wrote to memory of 3768	3228	LPO May 21st 2024-PDF.exe	powershell.exe
PID 3228 wrote to memory of 3068	3228	LPO May 21st 2024-PDF.exe	powershell.exe
PID 3228 wrote to memory of 3068	3228	LPO May 21st 2024-PDF.exe	powershell.exe
PID 3228 wrote to memory of 3068	3228	LPO May 21st 2024-PDF.exe	powershell.exe
PID 3228 wrote to memory of 2020	3228	LPO May 21st 2024-PDF.exe	schtasks.exe
PID 3228 wrote to memory of 2020	3228	LPO May 21st 2024-PDF.exe	schtasks.exe
PID 3228 wrote to memory of 2020	3228	LPO May 21st 2024-PDF.exe	schtasks.exe
PID 3228 wrote to memory of 3596	3228	LPO May 21st 2024-PDF.exe	LPO May 21st 2024-PDF.exe
PID 3228 wrote to memory of 3596	3228	LPO May 21st 2024-PDF.exe	LPO May 21st 2024-PDF.exe
PID 3228 wrote to memory of 3596	3228	LPO May 21st 2024-PDF.exe	LPO May 21st 2024-PDF.exe
PID 3228 wrote to memory of 812	3228	LPO May 21st 2024-PDF.exe	LPO May 21st 2024-PDF.exe
PID 3228 wrote to memory of 812	3228	LPO May 21st 2024-PDF.exe	LPO May 21st 2024-PDF.exe
PID 3228 wrote to memory of 812	3228	LPO May 21st 2024-PDF.exe	LPO May 21st 2024-PDF.exe
PID 3228 wrote to memory of 812	3228	LPO May 21st 2024-PDF.exe	LPO May 21st 2024-PDF.exe
PID 3228 wrote to memory of 812	3228	LPO May 21st 2024-PDF.exe	LPO May 21st 2024-PDF.exe
PID 3228 wrote to memory of 812	3228	LPO May 21st 2024-PDF.exe	LPO May 21st 2024-PDF.exe
PID 3228 wrote to memory of 812	3228	LPO May 21st 2024-PDF.exe	LPO May 21st 2024-PDF.exe
PID 3228 wrote to memory of 812	3228	LPO May 21st 2024-PDF.exe	LPO May 21st 2024-PDF.exe

C:\Users\Admin\AppData\Local\Temp\LPO May 21st 2024-PDF.exe
"C:\Users\Admin\AppData\Local\Temp\LPO May 21st 2024-PDF.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3228

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\LPO May 21st 2024-PDF.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3768

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\cRoYbaFHyBg.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3068

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cRoYbaFHyBg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp77C0.tmp"
2⤵
- Creates scheduled task(s)
PID:2020

C:\Users\Admin\AppData\Local\Temp\LPO May 21st 2024-PDF.exe
"C:\Users\Admin\AppData\Local\Temp\LPO May 21st 2024-PDF.exe"
2⤵
PID:3596

C:\Users\Admin\AppData\Local\Temp\LPO May 21st 2024-PDF.exe
"C:\Users\Admin\AppData\Local\Temp\LPO May 21st 2024-PDF.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:812

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

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\Temp\__PSScriptPolicyTest_rpj4gwcf.ed5.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp77C0.tmp

Filesize
1KB

MD5
1edcad6ab73d7be7807948e5aabe575b

SHA1
b8f4d02ff51cfb3d13f93e2556d494592c068a49

SHA256
338bc3476cf36a65bf188eed759811284ec30f7f2130aa666a1b6c981879217c

SHA512
cb8de6897afc19aea858f82c339f634d8db603dbf61a84a9f1745b79afb359004f713d3634b06d2e9d30f1166647d15086ad86fb5db129df8ef45af6fabe7e90

Download Submit
memory/812-89-0x0000000005E20000-0x0000000005E70000-memory.dmp

Filesize
320KB

Download
memory/812-46-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/3068-63-0x000000006FCB0000-0x000000006FCFC000-memory.dmp

Filesize
304KB

Download
memory/3068-33-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/3068-88-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/3068-78-0x0000000007E20000-0x0000000007E31000-memory.dmp

Filesize
68KB

Download
memory/3068-76-0x0000000007C90000-0x0000000007C9A000-memory.dmp

Filesize
40KB

Download
memory/3068-75-0x0000000007C20000-0x0000000007C3A000-memory.dmp

Filesize
104KB

Download
memory/3068-45-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/3068-44-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/3228-48-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/3228-3-0x0000000004F70000-0x0000000005002000-memory.dmp

Filesize
584KB

Download
memory/3228-1-0x00000000004E0000-0x000000000059E000-memory.dmp

Filesize
760KB

Download
memory/3228-7-0x0000000005280000-0x000000000528C000-memory.dmp

Filesize
48KB

Download
memory/3228-2-0x0000000005520000-0x0000000005AC4000-memory.dmp

Filesize
5.6MB

Download
memory/3228-8-0x00000000027D0000-0x00000000027E0000-memory.dmp

Filesize
64KB

Download
memory/3228-5-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/3228-9-0x0000000006A00000-0x0000000006A82000-memory.dmp

Filesize
520KB

Download
memory/3228-10-0x0000000006B20000-0x0000000006BBC000-memory.dmp

Filesize
624KB

Download
memory/3228-0-0x00000000747DE000-0x00000000747DF000-memory.dmp

Filesize
4KB

Download
memory/3228-6-0x0000000005250000-0x0000000005272000-memory.dmp

Filesize
136KB

Download
memory/3228-4-0x0000000004F50000-0x0000000004F5A000-memory.dmp

Filesize
40KB

Download
memory/3768-16-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/3768-18-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/3768-49-0x0000000006210000-0x000000000622E000-memory.dmp

Filesize
120KB

Download
memory/3768-50-0x0000000006240000-0x000000000628C000-memory.dmp

Filesize
304KB

Download
memory/3768-52-0x000000006FCB0000-0x000000006FCFC000-memory.dmp

Filesize
304KB

Download
memory/3768-62-0x00000000073F0000-0x000000000740E000-memory.dmp

Filesize
120KB

Download
memory/3768-51-0x00000000067F0000-0x0000000006822000-memory.dmp

Filesize
200KB

Download
memory/3768-66-0x0000000007410000-0x00000000074B3000-memory.dmp

Filesize
652KB

Download
memory/3768-17-0x0000000005370000-0x0000000005998000-memory.dmp

Filesize
6.2MB

Download
memory/3768-74-0x0000000007B80000-0x00000000081FA000-memory.dmp

Filesize
6.5MB

Download
memory/3768-34-0x0000000005C20000-0x0000000005F74000-memory.dmp

Filesize
3.3MB

Download
memory/3768-15-0x0000000004C70000-0x0000000004CA6000-memory.dmp

Filesize
216KB

Download
memory/3768-77-0x00000000077C0000-0x0000000007856000-memory.dmp

Filesize
600KB

Download
memory/3768-19-0x00000000059A0000-0x00000000059C2000-memory.dmp

Filesize
136KB

Download
memory/3768-79-0x0000000007770000-0x000000000777E000-memory.dmp

Filesize
56KB

Download
memory/3768-80-0x0000000007780000-0x0000000007794000-memory.dmp

Filesize
80KB

Download
memory/3768-81-0x0000000007880000-0x000000000789A000-memory.dmp

Filesize
104KB

Download
memory/3768-82-0x0000000007860000-0x0000000007868000-memory.dmp

Filesize
32KB

Download
memory/3768-20-0x0000000005B40000-0x0000000005BA6000-memory.dmp

Filesize
408KB

Download
memory/3768-22-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/3768-87-0x00000000747D0000-0x0000000074F80000-memory.dmp

Filesize
7.7MB

Download
memory/3768-21-0x0000000005BB0000-0x0000000005C16000-memory.dmp

Filesize
408KB

Download