agenttesla | 1b90327b707317c5e166e64fbd1c6baad64a861334ccbb108dcd08f8a3aa88ec

Analysis

max time kernel
599s
max time network
363s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10/05/2024, 15:47

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General

Target

Material_Technical Spec_Details_Rev0.exe
Size

364KB
MD5

19c29717d46cf4992535f2610897ecc2
SHA1

05beae427373ca23470fd845f6cd5e474832a542
SHA256

6522e1cbb35d2fa5a99b7c723852d05b8c7ebabd3bef0efb6778e4981e34dfc3
SHA512

d78b973ad9f1ad802797853a422ec54ba0358c3450459074c562053bf16da85448e7b994210edf69d6d8e5545caac80f1d79439b75c24f6631482998ea717d82
SSDEEP

6144:L/c/43APFfoB1DQU1jrFYEcFLhmFEuk+k1MrB+BKnU4NGHXnzo+DwcUyaelm:LR3efoB1hHEwufQB+BKnU4NG3k+Dpr4

Score

10^/10

agenttesla guloader downloader keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
cp8nl.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
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader

Loads dropped DLL 1 IoCs

pid	Process
2872	Material_Technical Spec_Details_Rev0.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

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
3	drive.google.com
4	drive.google.com

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
2376	Material_Technical Spec_Details_Rev0.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2872	Material_Technical Spec_Details_Rev0.exe
2376	Material_Technical Spec_Details_Rev0.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2872 set thread context of 2376	2872	Material_Technical Spec_Details_Rev0.exe	28

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Common Files\subtilisers.Apo149	Material_Technical Spec_Details_Rev0.exe
File opened for modification	C:\Program Files (x86)\digesture.fro	Material_Technical Spec_Details_Rev0.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\folkekulturelt.ind	Material_Technical Spec_Details_Rev0.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

pid	Process
2376	Material_Technical Spec_Details_Rev0.exe
2376	Material_Technical Spec_Details_Rev0.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2872	Material_Technical Spec_Details_Rev0.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2376	Material_Technical Spec_Details_Rev0.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2376	2872	Material_Technical Spec_Details_Rev0.exe	28
PID 2872 wrote to memory of 2376	2872	Material_Technical Spec_Details_Rev0.exe	28
PID 2872 wrote to memory of 2376	2872	Material_Technical Spec_Details_Rev0.exe	28
PID 2872 wrote to memory of 2376	2872	Material_Technical Spec_Details_Rev0.exe	28
PID 2872 wrote to memory of 2376	2872	Material_Technical Spec_Details_Rev0.exe	28
PID 2872 wrote to memory of 2376	2872	Material_Technical Spec_Details_Rev0.exe	28

C:\Users\Admin\AppData\Local\Temp\Material_Technical Spec_Details_Rev0.exe
"C:\Users\Admin\AppData\Local\Temp\Material_Technical Spec_Details_Rev0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Users\Admin\AppData\Local\Temp\Material_Technical Spec_Details_Rev0.exe
  "C:\Users\Admin\AppData\Local\Temp\Material_Technical Spec_Details_Rev0.exe"
  2⤵
  - Suspicious use of NtCreateThreadExHideFromDebugger
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nsj9169.tmp\System.dll

Filesize
12KB

MD5
d6f54d2cefdf58836805796f55bfc846

SHA1
b980addc1a755b968dd5799179d3b4f1c2de9d2d

SHA256
f917aef484d1fbb4d723b2e2d3045cb6f5f664e61fbb3d5c577bd1c215de55d9

SHA512
ce67da936a93d46ef7e81abc8276787c82fd844c03630ba18afc3528c7e420c3228bfe82aeda083bb719f2d1314afae913362abd1e220cb364606519690d45db

Download Submit
memory/2376-61-0x0000000077130000-0x00000000772D9000-memory.dmp

Filesize
1.7MB

Download
memory/2376-83-0x0000000000490000-0x00000000014F2000-memory.dmp

Filesize
16.4MB

Download
memory/2376-85-0x0000000000490000-0x00000000004D0000-memory.dmp

Filesize
256KB

Download
memory/2376-87-0x0000000077130000-0x00000000772D9000-memory.dmp

Filesize
1.7MB

Download
memory/2872-57-0x0000000003990000-0x0000000005315000-memory.dmp

Filesize
25.5MB

Download
memory/2872-58-0x0000000077131000-0x0000000077232000-memory.dmp

Filesize
1.0MB

Download
memory/2872-59-0x0000000077130000-0x00000000772D9000-memory.dmp

Filesize
1.7MB

Download
memory/2872-60-0x0000000003990000-0x0000000005315000-memory.dmp

Filesize
25.5MB

Download
memory/2872-84-0x0000000003990000-0x0000000005315000-memory.dmp

Filesize
25.5MB

Download