agenttesla | bf2239405f9dd620fc5c74ac45eb41ec8bb5d9fb6f191bc5911e094bb4514b32

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
24-05-2024 18:40

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General

Target

AudioChanger.exe
Size

1.4MB
MD5

1e3af2aa523db756f13cd5274208d273
SHA1

924c7673a6808e51df709937f7cd5e349839df16
SHA256

bf2239405f9dd620fc5c74ac45eb41ec8bb5d9fb6f191bc5911e094bb4514b32
SHA512

7a55e3b5e818cfe9b0123eed8fb0479de809ab8384347d36e7a7b42756d2e776fff5fdfff207a7fe2bf0d047f23b041a8b4cf97604feeef80c473afc273c0666
SSDEEP

24576:eI0fWjg4xVGitOcfYmzwGXvlBeDWH89eosLliGnIuN1PyFoBkkAo9:GfWjgYEitVwmzwGXvlBNH89kLZnTKan

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

Processes:

resource	yara_rule
behavioral1/memory/2164-2-0x000000001C610000-0x000000001C824000-memory.dmp	family_agenttesla

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

AudioChanger.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	AudioChanger.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	AudioChanger.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion	AudioChanger.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

AudioChanger.exe

description	pid	process	target process
PID 2164 wrote to memory of 2700	2164	AudioChanger.exe	WerFault.exe
PID 2164 wrote to memory of 2700	2164	AudioChanger.exe	WerFault.exe
PID 2164 wrote to memory of 2700	2164	AudioChanger.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\AudioChanger.exe
"C:\Users\Admin\AppData\Local\Temp\AudioChanger.exe"
1⤵
- Enumerates system info in registry
- Suspicious use of WriteProcessMemory
PID:2164

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2164 -s 704
2⤵
PID:2700

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

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Downloads

memory/2164-0-0x000007FEF5F13000-0x000007FEF5F14000-memory.dmp

Filesize
4KB

Download
memory/2164-1-0x0000000000900000-0x0000000000A60000-memory.dmp

Filesize
1.4MB

Download
memory/2164-2-0x000000001C610000-0x000000001C824000-memory.dmp

Filesize
2.1MB

Download
memory/2164-3-0x000007FEF5F10000-0x000007FEF68FC000-memory.dmp

Filesize
9.9MB

Download
memory/2164-4-0x000007FEF5F13000-0x000007FEF5F14000-memory.dmp

Filesize
4KB

Download
memory/2164-5-0x000007FEF5F10000-0x000007FEF68FC000-memory.dmp

Filesize
9.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads