agenttesla | b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1

Analysis

max time kernel
141s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
05-07-2024 01:43

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General

Target

b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
Size

359KB
MD5

ab0e0ab3d5709e3831dcaa08b6c8a9db
SHA1

5d8e5e35fe9edd166b13e592fafe08a74b14455c
SHA256

b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1
SHA512

afde3acf5bb8a6be06c182d53daa437ce92a92871f6953b6766fbf51da08cb2f3581c04db1ffc2542cd8d4dcaf4f8cc1c8b732e3027d29c94a39d42b1418a327
SSDEEP

6144:hHadpdwMakhnB4kzYT6BwH50mM44oeRa6I/XP+fYi8QE+qDVDAIBE+1W4Fh95up:hHadykhipH50r4ll/XelURl/z95K

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
cp5ua.hyperhost.ua
Port:
587
Username:
[email protected]
Password:
7213575aceACE@#
Email To:
[email protected]

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:

b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

pid process

5004 b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.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
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

Processes:

b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

pid process

3632 b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exeb129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

pid process

5004 b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
3632 b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

pid	process
5004	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

pid	process
3632	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

pid	process
5004	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
3632	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

description	pid	process	target process
PID 5004 set thread context of 3632	5004	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.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:

b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

pid process

3632 b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
3632 b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

pid process

5004 b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

description pid process

Token: SeDebugPrivilege 3632 b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

pid	process
3632	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
3632	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

pid	process
5004	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

description	pid	process
Token: SeDebugPrivilege	3632	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

description	pid	process	target process
PID 5004 wrote to memory of 3632	5004	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
PID 5004 wrote to memory of 3632	5004	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
PID 5004 wrote to memory of 3632	5004	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
PID 5004 wrote to memory of 3632	5004	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
PID 5004 wrote to memory of 3632	5004	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe	b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe

C:\Users\Admin\AppData\Local\Temp\b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
"C:\Users\Admin\AppData\Local\Temp\b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:5004

C:\Users\Admin\AppData\Local\Temp\b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe
"C:\Users\Admin\AppData\Local\Temp\b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1.exe"
2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3632

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\App.ini
Filesize
75B

MD5
2e48b9011ad07414375e2f9d119b8ead

SHA1
6d33afcf5d663fe8ac1ea1248e366487f83de813

SHA256
37a4395abe94f7bd0c86ba824375af91da2909fa9cb3b06ab4957ed6277eeb2e

SHA512
eca86f8e74a95636c3c950c6a61e673799711cc8347cbf515d3f3818decb430843d2f8ca5d1a2f32eee89baf27dd59c77e3030666a8722c4c708a25570391563

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsrB047.tmp\System.dll
Filesize
12KB

MD5
192639861e3dc2dc5c08bb8f8c7260d5

SHA1
58d30e460609e22fa0098bc27d928b689ef9af78

SHA256
23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6

SHA512
6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc

Download Submit
memory/3632-28-0x000000007200E000-0x000000007200F000-memory.dmp

Filesize
4KB

Download
memory/3632-29-0x0000000000470000-0x00000000004B0000-memory.dmp

Filesize
256KB

Download
memory/3632-24-0x0000000077758000-0x0000000077759000-memory.dmp

Filesize
4KB

Download
memory/3632-25-0x0000000077775000-0x0000000077776000-memory.dmp

Filesize
4KB

Download
memory/3632-27-0x00000000776D1000-0x00000000777F1000-memory.dmp

Filesize
1.1MB

Download
memory/3632-26-0x0000000000470000-0x00000000016C4000-memory.dmp

Filesize
18.3MB

Download
memory/3632-40-0x0000000072000000-0x00000000727B0000-memory.dmp

Filesize
7.7MB

Download
memory/3632-39-0x000000007200E000-0x000000007200F000-memory.dmp

Filesize
4KB

Download
memory/3632-30-0x00000000387D0000-0x0000000038D74000-memory.dmp

Filesize
5.6MB

Download
memory/3632-31-0x0000000072000000-0x00000000727B0000-memory.dmp

Filesize
7.7MB

Download
memory/3632-32-0x0000000038700000-0x0000000038766000-memory.dmp

Filesize
408KB

Download
memory/3632-34-0x0000000039240000-0x0000000039290000-memory.dmp

Filesize
320KB

Download
memory/3632-35-0x0000000039290000-0x0000000039322000-memory.dmp

Filesize
584KB

Download
memory/3632-36-0x0000000039380000-0x000000003938A000-memory.dmp

Filesize
40KB

Download
memory/5004-23-0x0000000074535000-0x0000000074536000-memory.dmp

Filesize
4KB

Download
memory/5004-22-0x00000000776D1000-0x00000000777F1000-memory.dmp

Filesize
1.1MB

Download