agenttesla | b9abd391a632c6e7bae65458ffb3037bba08b14bcd21f541a9b0d3c4cf39a73b

Analysis

max time kernel
144s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10/08/2024, 22:11

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General

Target

vulnera beta.exe
Size

603KB
MD5

041a42c2661d8f6ca11b614124682a68
SHA1

266af69167eef9b92ef4a5214872403a72da3ea7
SHA256

a60271c570816431df925eb4f2190aa8586f150aba27bd2149d3aa978ab8f1ab
SHA512

b68908681f856c08754718a3084ce03e7626ea417921a8672c680e41bb60f42fe42e14d80b9a5150d88f759ff80f09bfffd6acca128330bd20511c81c1f90aab
SSDEEP

12288:O/rv2JItJItJICCEhGSy0bhGSy00jjjjjbTAzMtr8Vx/cdVcd:craCExyaxyFjjjjjGYr8j/cdVcd

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral4/memory/228-6-0x0000000005870000-0x0000000005A82000-memory.dmp	family_agenttesla

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4468	228	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 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	vulnera beta.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	vulnera beta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	vulnera beta.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion	vulnera beta.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\vulnera beta.exe = "11001"	vulnera beta.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
228	vulnera beta.exe
228	vulnera beta.exe

C:\Users\Admin\AppData\Local\Temp\vulnera beta.exe
"C:\Users\Admin\AppData\Local\Temp\vulnera beta.exe"
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:228
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 228 -s 2120
  2⤵
  - Program crash
  PID:4468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 228 -ip 228
1⤵
PID:5108

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/228-0-0x0000000074D1E000-0x0000000074D1F000-memory.dmp

Filesize
4KB

Download
memory/228-1-0x0000000000270000-0x000000000030E000-memory.dmp

Filesize
632KB

Download
memory/228-2-0x00000000052C0000-0x0000000005864000-memory.dmp

Filesize
5.6MB

Download
memory/228-3-0x0000000004D10000-0x0000000004DA2000-memory.dmp

Filesize
584KB

Download
memory/228-4-0x0000000004DC0000-0x0000000004DCA000-memory.dmp

Filesize
40KB

Download
memory/228-5-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/228-6-0x0000000005870000-0x0000000005A82000-memory.dmp

Filesize
2.1MB

Download
memory/228-7-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/228-8-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/228-9-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/228-10-0x00000000091A0000-0x0000000009946000-memory.dmp

Filesize
7.6MB

Download
memory/228-11-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download