guloader | 148b1248f6b89fa446d40890492bf0f9dddfa0b17d1cb9cad9fd84a0f9934890

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
10-01-2025 02:08

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General

Target

148b1248f6b89fa446d40890492bf0f9dddfa0b17d1cb9cad9fd84a0f9934890.exe
Size

746KB
MD5

a25712989100fcdcb627446bcedb6c0a
SHA1

7577219dfedaaedff8b10dc274b97cff0f2788fb
SHA256

148b1248f6b89fa446d40890492bf0f9dddfa0b17d1cb9cad9fd84a0f9934890
SHA512

cb73d6e402c985060fa29f19cd8a9c5969fea907be08dace163d30994849eec6da053822959e9b0d2f9e2aac5435381fbef47a6e04cd16e4df038059ba266d04
SSDEEP

12288:gSsoaNkT5nJ2CDKyunOwmxfydcitSooK0uTddwDAvJaDpuhFQp3nZoThK:gxCnJ7DKZnO5xPK02dYDpmQp3nZac

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
3060	148b1248f6b89fa446d40890492bf0f9dddfa0b17d1cb9cad9fd84a0f9934890.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\adjuvant\ogaire.roo	148b1248f6b89fa446d40890492bf0f9dddfa0b17d1cb9cad9fd84a0f9934890.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	148b1248f6b89fa446d40890492bf0f9dddfa0b17d1cb9cad9fd84a0f9934890.exe

C:\Users\Admin\AppData\Local\Temp\148b1248f6b89fa446d40890492bf0f9dddfa0b17d1cb9cad9fd84a0f9934890.exe
"C:\Users\Admin\AppData\Local\Temp\148b1248f6b89fa446d40890492bf0f9dddfa0b17d1cb9cad9fd84a0f9934890.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

\Users\Admin\AppData\Local\Temp\nst4D2.tmp\System.dll

Filesize
12KB

MD5
0d7ad4f45dc6f5aa87f606d0331c6901

SHA1
48df0911f0484cbe2a8cdd5362140b63c41ee457

SHA256
3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca

SHA512
c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9

Download Submit
memory/3060-13-0x0000000002CB0000-0x00000000042CB000-memory.dmp

Filesize
22.1MB

Download
memory/3060-14-0x0000000002CB0000-0x00000000042CB000-memory.dmp

Filesize
22.1MB

Download