agenttesla | 17ac0a1a3782927b4699ea3f0dab6f0efb1dc1a6dbcb373ef1151209d5b70194

Analysis

max time kernel
92s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-10-2024 11:26

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General

Target

Tender Doc.exe
Size

810.6MB
MD5

91987addd413872ac9c60c3f4268e98c
SHA1

a70f7fc29b5e568ce1797612f3fd6976afb06548
SHA256

2fe47c0d56c892340febb39cd93eadaafaabc4bd2ca4de136540c8b319f83bbf
SHA512

561781240271e7d19dc0cbae1c21b00f18264c367a574fb707e5514cb49076e8058b7d9dc87de3c593784630deaefa6e8c29f0879411c340e2766358f93e8d0e
SSDEEP

1536:HnDup3S3fgpf/m349/14slbEkjxIqoeryAgNs+GjJxM3CEF/7GmqbMY7usiY9hk1:H5Yf/m349X2kdIqO/TG07GmCMY7pdk1

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

https://api.telegram.org/bot6828335029:AAHOq6iD_8Eg5u6FhmWF0NHPcKj1jLGtRk4/

Signatures

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3320 set thread context of 396	3320	Tender Doc.exe	84

System Location Discovery: System Language Discovery 1 TTPs 2 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	Tender Doc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
396	RegAsm.exe
396	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3320	Tender Doc.exe
Token: SeDebugPrivilege	396	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3320 wrote to memory of 396	3320	Tender Doc.exe	84
PID 3320 wrote to memory of 396	3320	Tender Doc.exe	84
PID 3320 wrote to memory of 396	3320	Tender Doc.exe	84
PID 3320 wrote to memory of 396	3320	Tender Doc.exe	84
PID 3320 wrote to memory of 396	3320	Tender Doc.exe	84
PID 3320 wrote to memory of 396	3320	Tender Doc.exe	84
PID 3320 wrote to memory of 396	3320	Tender Doc.exe	84
PID 3320 wrote to memory of 396	3320	Tender Doc.exe	84

C:\Users\Admin\AppData\Local\Temp\Tender Doc.exe
"C:\Users\Admin\AppData\Local\Temp\Tender Doc.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3320
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:396

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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

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

memory/396-7-0x00000000054D0000-0x0000000005A74000-memory.dmp

Filesize
5.6MB

Download
memory/396-3-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/396-6-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/396-8-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/396-9-0x0000000004E90000-0x0000000004EF6000-memory.dmp

Filesize
408KB

Download
memory/396-10-0x0000000005DD0000-0x0000000005E20000-memory.dmp

Filesize
320KB

Download
memory/396-11-0x0000000005EC0000-0x0000000005F52000-memory.dmp

Filesize
584KB

Download
memory/396-12-0x0000000005E20000-0x0000000005E2A000-memory.dmp

Filesize
40KB

Download
memory/396-13-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/3320-1-0x0000000000810000-0x0000000000832000-memory.dmp

Filesize
136KB

Download
memory/3320-2-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/3320-5-0x00000000745B0000-0x0000000074D60000-memory.dmp

Filesize
7.7MB

Download
memory/3320-0-0x00000000745BE000-0x00000000745BF000-memory.dmp

Filesize
4KB

Download