agenttesla | 4e978cf78987a079de100e645459396d6e5027027bcbb20b0ee988b04fb00cc3

Analysis

max time kernel
75s
max time network
78s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14-09-2024 00:36

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General

Target

UndericalLoaders.exe
Size

1.3MB
MD5

434e7a9135e6781de4d60b51b1994512
SHA1

2cf84f4b57d6d6c49e8aecc491914b6251445de8
SHA256

4e978cf78987a079de100e645459396d6e5027027bcbb20b0ee988b04fb00cc3
SHA512

5050070aa6d9cdb1fee71ffabab87010daf07833de40b4cb373daa67b79dcdfbfc35b3453fe083f524d423a8fc3183c9b697fa67876a433925101554763242d1
SSDEEP

24576:pTRHRNF5lddDnwj6TQcPTAcySiDNpfVkqgfPyU8/oa8reuaDxCdy/X:pTRxNF5ldxY+70nS4pfVkqgy6r3adCdQ

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
behavioral1/memory/2784-6-0x00000000057A0000-0x00000000059B2000-memory.dmp	family_agenttesla

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	UndericalLoaders.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	UndericalLoaders.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	UndericalLoaders.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion	UndericalLoaders.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000_Classes\Local Settings	UndericalLoaders.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4904	OpenWith.exe

C:\Users\Admin\AppData\Local\Temp\UndericalLoaders.exe
"C:\Users\Admin\AppData\Local\Temp\UndericalLoaders.exe"
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Modifies registry class
PID:2784

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 --field-trial-handle=4260,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=3944 /prefetch:8
1⤵
PID:5068

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Suspicious use of SetWindowsHookEx
PID:4904

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

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/2784-0-0x0000000074A2E000-0x0000000074A2F000-memory.dmp

Filesize
4KB

Download
memory/2784-1-0x0000000000900000-0x0000000000A54000-memory.dmp

Filesize
1.3MB

Download
memory/2784-2-0x0000000005A80000-0x0000000006024000-memory.dmp

Filesize
5.6MB

Download
memory/2784-3-0x0000000005410000-0x00000000054A2000-memory.dmp

Filesize
584KB

Download
memory/2784-4-0x00000000054D0000-0x00000000054DA000-memory.dmp

Filesize
40KB

Download
memory/2784-5-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/2784-6-0x00000000057A0000-0x00000000059B2000-memory.dmp

Filesize
2.1MB

Download
memory/2784-7-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/2784-8-0x0000000074A2E000-0x0000000074A2F000-memory.dmp

Filesize
4KB

Download
memory/2784-9-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/2784-10-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download
memory/2784-12-0x0000000074A20000-0x00000000751D0000-memory.dmp

Filesize
7.7MB

Download