guloader | a257eeebba15afecf76b89a379e066e5ed79a2bb9da349c1fdb5a24316abc753

Analysis

max time kernel
93s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2024 14:31

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General

Target

a257eeebba15afecf76b89a379e066e5ed79a2bb9da349c1fdb5a24316abc753N.exe
Size

111KB
MD5

1c729949d01e8053165f1f077ffed830
SHA1

74c779df3cbda4e2b4516767a741954c5f84d9cc
SHA256

a257eeebba15afecf76b89a379e066e5ed79a2bb9da349c1fdb5a24316abc753
SHA512

e8150c8264fdd6e31cbdc5ce8590c85d56a13c9c2d4996bd374b5e8d55f595497e02b3ec79b5b97cd15ef09bec1a53831616845ea2ecc5dbe82a8ea5fc097288
SSDEEP

3072:BkBGWOsTIJgIDU5A/cWO3ea7btwJNIQokMEkiBGYPeNR:B1ssjXO3ee8IQo2XcPR

Score

10^/10

guloader discovery downloader

Malware Config

Signatures

Guloader family
guloader
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader

Loads dropped DLL 1 IoCs

pid	Process
4820	a257eeebba15afecf76b89a379e066e5ed79a2bb9da349c1fdb5a24316abc753N.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\Tonjon\Hurleyhouse91\DETEKTIVROMANENS\indfrsels.ini	a257eeebba15afecf76b89a379e066e5ed79a2bb9da349c1fdb5a24316abc753N.exe

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

System Information Discovery
T1082

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	a257eeebba15afecf76b89a379e066e5ed79a2bb9da349c1fdb5a24316abc753N.exe

C:\Users\Admin\AppData\Local\Temp\a257eeebba15afecf76b89a379e066e5ed79a2bb9da349c1fdb5a24316abc753N.exe
"C:\Users\Admin\AppData\Local\Temp\a257eeebba15afecf76b89a379e066e5ed79a2bb9da349c1fdb5a24316abc753N.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4820

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsiC1E9.tmp\System.dll

Filesize
12KB

MD5
792b6f86e296d3904285b2bf67ccd7e0

SHA1
966b16f84697552747e0ddd19a4ba8ab5083af31

SHA256
c7a20bcaa0197aedddc8e4797bbb33fdf70d980f5e83c203d148121c2106d917

SHA512
97edc3410b88ca31abc0af0324258d2b59127047810947d0fb5e7e12957db34d206ffd70a0456add3a26b0546643ff0234124b08423c2c9ffe9bdec6eb210f2c

Download Submit
memory/4820-8-0x0000000002A70000-0x0000000002B70000-memory.dmp

Filesize
1024KB

Download
memory/4820-9-0x0000000002A70000-0x0000000002B70000-memory.dmp

Filesize
1024KB

Download