agenttesla | 157567f9e18be2173d07ca32195e2d583f22978570c4c5ec5d1dbcbc8c9c3d03

Analysis

max time kernel
124s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
08/06/2024, 21:08

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General

Target

VISUAL FREE/VISUAL FREE/Visual Free.exe
Size

1.5MB
MD5

3a13abf4262c67c1b8cc4409f3c619ec
SHA1

154a2c04005d0835317a3b525a3ad40dad7dc772
SHA256

4c467b19727b3a922e915c27431f15a0d39a33a9e7ab411d311ed521979385dd
SHA512

9edeb7584978f3c49719eeac93bf00ffefd9764261163d2031f5623839c5543537f40cc44c70c2611b715ac2ab6723b74bb4f1fb256ec33faaec8e5f88799263
SSDEEP

24576:77o7X+gn2G9LJVJGnnA9FNQ3RGWZTCno8D+cM19s2XXCCLS/2ECRURusE6x:7Kr2aVJCAOGWZTkXMU2LaGRD

Score

10^/10

agenttesla 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
behavioral12/memory/3208-7-0x0000000006F20000-0x0000000007134000-memory.dmp	family_agenttesla

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4040	3208	WerFault.exe	88
4920	3208	WerFault.exe	88

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2436	timeout.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	Visual Free.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	Visual Free.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion	Visual Free.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3208	Visual Free.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3208	Visual Free.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3208 wrote to memory of 3444	3208	Visual Free.exe	92
PID 3208 wrote to memory of 3444	3208	Visual Free.exe	92
PID 3208 wrote to memory of 3444	3208	Visual Free.exe	92
PID 3444 wrote to memory of 2436	3444	cmd.exe	94
PID 3444 wrote to memory of 2436	3444	cmd.exe	94
PID 3444 wrote to memory of 2436	3444	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\VISUAL FREE\VISUAL FREE\Visual Free.exe
"C:\Users\Admin\AppData\Local\Temp\VISUAL FREE\VISUAL FREE\Visual Free.exe"
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3208
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /c >NUL timeout /t 2 && exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3444
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 2
    3⤵
    - Delays execution with timeout.exe
    PID:2436
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3208 -s 1464
  2⤵
  - Program crash
  PID:4040
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3208 -s 1156
  2⤵
  - Program crash
  PID:4920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 3208 -ip 3208
1⤵
PID:4800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3208 -ip 3208
1⤵
PID:752

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3760,i,13035806169561352434,1332896185314862791,262144 --variations-seed-version --mojo-platform-channel-handle=4120 /prefetch:8
1⤵
PID:208

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3208-0-0x000000007467E000-0x000000007467F000-memory.dmp

Filesize
4KB

Download
memory/3208-1-0x0000000000F10000-0x00000000010A8000-memory.dmp

Filesize
1.6MB

Download
memory/3208-3-0x0000000005B10000-0x0000000005C22000-memory.dmp

Filesize
1.1MB

Download
memory/3208-4-0x00000000061D0000-0x0000000006774000-memory.dmp

Filesize
5.6MB

Download
memory/3208-2-0x0000000074670000-0x0000000074E20000-memory.dmp

Filesize
7.7MB

Download
memory/3208-6-0x0000000006D60000-0x0000000006D6A000-memory.dmp

Filesize
40KB

Download
memory/3208-5-0x0000000006B80000-0x0000000006C12000-memory.dmp

Filesize
584KB

Download
memory/3208-7-0x0000000006F20000-0x0000000007134000-memory.dmp

Filesize
2.1MB

Download
memory/3208-8-0x0000000074670000-0x0000000074E20000-memory.dmp

Filesize
7.7MB

Download