guloader | aba193bf0a1a247eaecf4d520cb3acc71f82b179fd403620e7eb5276ff5b7997

Analysis

max time kernel
138s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
15/08/2024, 08:50

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General

Target
999e654a40aad952b29b6f0f852db2a1_JaffaCakes118.exe
Size 104KB
Sample240815-krldzszalk
SHA256 aba193bf0a1a247eaecf4d520cb3acc71f82b179fd403620e7eb5276ff5b7997
MD5 999e654a40aad952b29b6f0f852db2a1
SHA1 d4693a831b44e05f734511a34bcf8b75976d86bb
SHA512 ff6d4664ff9a52e08f84a0c91ccf3d36ad0cfa9ff512c86a429d07956ae362b60a1626226e1129a0e4b7a8919642656016405e387e2863d8a833aeaf6f1c44d5
SSDEEP 768:CjLz01OClfdKOn8w+GXPDBBjtcQMv8khbfavCKzmZRK0itAHuY+sQZKJlg8vRDT7:2PQBfSw+AtnM9CvC9ZR8to+CP3hvh8+
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

guloader discovery downloader guloader

Malware Config

Extracted

Family

guloader

http://www.aussieadrenaline.com/yh/janomo_LEhYmIpDAY21.bin

xor.base64

Signatures

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

Guloader payload 2 IoCs

guloader

resource	yara_rule
behavioral2/memory/2932-2-0x0000000002100000-0x000000000210C000-memory.dmp	family_guloader
behavioral2/memory/2932-3-0x0000000002100000-0x000000000210C000-memory.dmp	family_guloader

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	999e654a40aad952b29b6f0f852db2a1_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2932	999e654a40aad952b29b6f0f852db2a1_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\999e654a40aad952b29b6f0f852db2a1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\999e654a40aad952b29b6f0f852db2a1_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2932

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2932-2-0x0000000002100000-0x000000000210C000-memory.dmp

Download

memory/2932-3-0x0000000002100000-0x000000000210C000-memory.dmp