guloader | a73e3a58ee40d331a22ff7a42221d155126559065108a1da6428fb79e67c887f

Analysis

max time kernel
92s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 22:00

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General

Target

e1a21cb3070236ea19031333fd1e7f05d9423040785d18ddb3ca87b79e446840.exe
Size

433KB
MD5

e6c2d3dac5eb2cf4923ee5bb7145f254
SHA1

8da9460690f441d17e1a1f9a3c9453a29f0b6392
SHA256

e1a21cb3070236ea19031333fd1e7f05d9423040785d18ddb3ca87b79e446840
SHA512

42e3df79a8fc67ec846b8b40b7b0faacc47cb2cba97a684bdadab46e1a9feee0bd5b9664770312d5917c15c3f4b157960eb87062a7ad47ff32914df7eccb2ffc
SSDEEP

6144:fUj/wo75BKtzLEhmNPrkB+/QRdJW57Zz7qTnjLUCxSaI+qHUP9Qgm3sYHwoJbR05:fqNMEh6PdfXzanHUkBsH6QH9QoJdpo

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
5092	e1a21cb3070236ea19031333fd1e7f05d9423040785d18ddb3ca87b79e446840.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
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	e1a21cb3070236ea19031333fd1e7f05d9423040785d18ddb3ca87b79e446840.exe

C:\Users\Admin\AppData\Local\Temp\e1a21cb3070236ea19031333fd1e7f05d9423040785d18ddb3ca87b79e446840.exe
"C:\Users\Admin\AppData\Local\Temp\e1a21cb3070236ea19031333fd1e7f05d9423040785d18ddb3ca87b79e446840.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:5092

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\nstB48C.tmp\System.dll

Filesize
11KB

MD5
a4dd044bcd94e9b3370ccf095b31f896

SHA1
17c78201323ab2095bc53184aa8267c9187d5173

SHA256
2e226715419a5882e2e14278940ee8ef0aa648a3ef7af5b3dc252674111962bc

SHA512
87335a43b9ca13e1300c7c23e702e87c669e2bcf4f6065f0c684fc53165e9c1f091cc4d79a3eca3910f0518d3b647120ac0be1a68eaade2e75eaa64adfc92c5a

Download Submit
memory/5092-10-0x0000000004AA0000-0x0000000004BA1000-memory.dmp

Filesize
1.0MB

Download
memory/5092-11-0x0000000004AA0000-0x0000000004BA1000-memory.dmp

Filesize
1.0MB

Download