agenttesla | 80469ed52a80dda4a08a82c8d55ade470581ee8add6b592fc71a3ad72f96f906

Analysis

max time kernel
25s
max time network
18s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
01-08-2024 21:01

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General

Target

Vize.exe
Size

2.4MB
MD5

124d0a6d9cd29ac76c55215bbf685d8a
SHA1

0243a41fc2573449e0dbdf625d07dc7bfb6e9b64
SHA256

80469ed52a80dda4a08a82c8d55ade470581ee8add6b592fc71a3ad72f96f906
SHA512

f878b9d2cbdad8bfea3e48e04cda45712db2785be87d843cea70b9884be3c2741de088c3c460a74271d2b19cb5df0d6b636d9fdc9cbaa7544da383b9b494beb8
SSDEEP

49152:5tUTMOCEm3CsYtIz36oHNC0buj7x9fRrVwATtY4nUdgn2Q:gJt436oHU5RrtIk2Q

Score

10^/10

agenttesla discovery evasion 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
behavioral1/memory/1944-4-0x0000000005F80000-0x0000000006194000-memory.dmp	family_agenttesla

Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	Vize.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	Vize.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	Vize.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	Vize.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	Vize.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	Vize.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2864	1944	WerFault.exe	28

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	Vize.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1944	Vize.exe
1944	Vize.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1944	Vize.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 2864	1944	Vize.exe	30
PID 1944 wrote to memory of 2864	1944	Vize.exe	30
PID 1944 wrote to memory of 2864	1944	Vize.exe	30
PID 1944 wrote to memory of 2864	1944	Vize.exe	30

C:\Users\Admin\AppData\Local\Temp\Vize.exe
"C:\Users\Admin\AppData\Local\Temp\Vize.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1944
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1944 -s 8616
  2⤵
  - Program crash
  PID:2864

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1944-0-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/1944-1-0x0000000000860000-0x0000000000ADE000-memory.dmp

Filesize
2.5MB

Download
memory/1944-2-0x0000000074770000-0x0000000074E5E000-memory.dmp

Filesize
6.9MB

Download
memory/1944-3-0x00000000050C0000-0x0000000005206000-memory.dmp

Filesize
1.3MB

Download
memory/1944-4-0x0000000005F80000-0x0000000006194000-memory.dmp

Filesize
2.1MB

Download
memory/1944-5-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/1944-6-0x0000000074770000-0x0000000074E5E000-memory.dmp

Filesize
6.9MB

Download