agenttesla | 41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422

Analysis

max time kernel
141s
max time network
119s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
30-06-2024 20:12

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General

Target

41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
Size

274KB
MD5

5f3fa7bb31fd433cc4db6617c2bf0f3a
SHA1

b905fc4d2d08e63af9ce0c7b71c80ebbe1288792
SHA256

41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422
SHA512

6a93553be540bdb53b30e61c932516cdb1847c1a63bfcb88fcd4560b4fb0208757e4fcb5d96aa952e3a05132da446f5c7270ef204846df688cc2e81338bd793a
SSDEEP

6144:yYa6BqUJ5kppEFINKIPm6ggF97LGj7kn9ogk4X:yYfRuppESSgo7k3X

Score

10^/10

agenttesla collection keylogger persistence spyware stealer trojan

Malware Config

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Loads dropped DLL 1 IoCs

Processes:

41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

pid process

2484 41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.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

pid	process
2484	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
Key opened	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
Key opened	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows\CurrentVersion\Run\pktpyienws = "C:\\Users\\Admin\\AppData\\Roaming\\sclgpyueajs\\oxhdmirbwg.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\41f3f2ddba5d6c64f4052044b5b15126bfdc7"	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows\CurrentVersion\Run\OpWIH = "C:\\Users\\Admin\\AppData\\Roaming\\OpWIH\\OpWIH.exe"	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.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.

Processes:

flow ioc

4 api.ipify.org
5 api.ipify.org

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

Processes:

41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

description	pid	process	target process
PID 2484 set thread context of 2424	2484	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

pid process

2424 41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
2424 41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

pid process

2484 41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

description pid process

Token: SeDebugPrivilege 2424 41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

pid	process
2424	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
2424	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

pid	process
2484	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

description	pid	process
Token: SeDebugPrivilege	2424	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

description	pid	process	target process
PID 2484 wrote to memory of 2424	2484	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
PID 2484 wrote to memory of 2424	2484	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
PID 2484 wrote to memory of 2424	2484	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
PID 2484 wrote to memory of 2424	2484	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
PID 2484 wrote to memory of 2424	2484	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

outlook_office_path 1 IoCs

Processes:

41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

outlook_win_path 1 IoCs

Processes:

41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe

C:\Users\Admin\AppData\Local\Temp\41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
"C:\Users\Admin\AppData\Local\Temp\41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2484

C:\Users\Admin\AppData\Local\Temp\41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe
"C:\Users\Admin\AppData\Local\Temp\41f3f2ddba5d6c64f4052044b5b15126bfdc76a93c69e8fd8c53600231b63422.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2424

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads

\Users\Admin\AppData\Local\Temp\nsiABC.tmp\zhwzxmwaqy.dll
Filesize
11KB

MD5
6165588ec3553b2fa1f761c423d5fe09

SHA1
558f27f32c70441f53a16847437eca0aa37418dc

SHA256
ad9c380477cf715de73690f9b332dd77eb13cea4d960381fab6043c1a4eea787

SHA512
94cfe4e303a1c45b2e13e43c918f223b1829e755b3cc213fca450fa51d74390e0a59d88fbdfc22430111667f015f1c8f8d3b8f1704f0ad1106254781e4eb498f

Download Submit
memory/2424-10-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2424-12-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2424-13-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2424-14-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2424-15-0x0000000001E50000-0x0000000001E80000-memory.dmp

Filesize
192KB

Download
memory/2484-8-0x00000000003E0000-0x00000000003E3000-memory.dmp

Filesize
12KB

Download