guloader | e93df96edba4454e7bf67ab0f33f0c0299d6d644f7f04bfeb12bbcb92ede0a15

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26/09/2024, 11:43

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General

Target

f84c3d0516a0996dd1779403dec4e3bc_JaffaCakes118.exe
Size

176KB
MD5

f84c3d0516a0996dd1779403dec4e3bc
SHA1

a5fb905b130cf2ac7f7f243a9e33357ead86ec44
SHA256

e93df96edba4454e7bf67ab0f33f0c0299d6d644f7f04bfeb12bbcb92ede0a15
SHA512

07b054331319a576fac555c9bdbbf7b166ee983b826e06db2d0ce0b715fce03fd5bf076d089883308a1c500f399c74456867e976a680a6d53f9f5ba4fe8f7c3b
SSDEEP

3072:AGXPgWy4wvx3llL94GxN6FvvmeQMBH06CypsFj3rE7:AwPhW3llL94GxN6FvvmeQMBH06ClFj3Q

Score

10^/10

guloader discovery downloader guloader

Malware Config

Extracted

Family

guloader

https://onedrive.live.com/download?cid=26BBD7D5AD88DD29&resid=26BBD7D5AD88DD29%21107&authkey=AEtk6USHs_M9h6s

xor.base64

Signatures

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

Guloader payload 2 IoCs

guloader

resource	yara_rule
behavioral1/memory/1892-2-0x00000000003B0000-0x00000000003BB000-memory.dmp	family_guloader
behavioral1/memory/1892-4-0x00000000003B0000-0x00000000003BB000-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	f84c3d0516a0996dd1779403dec4e3bc_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1892	f84c3d0516a0996dd1779403dec4e3bc_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\f84c3d0516a0996dd1779403dec4e3bc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f84c3d0516a0996dd1779403dec4e3bc_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1892

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/1892-2-0x00000000003B0000-0x00000000003BB000-memory.dmp

Filesize
44KB

Download
memory/1892-3-0x0000000076DF1000-0x0000000076EF2000-memory.dmp

Filesize
1.0MB

Download
memory/1892-4-0x00000000003B0000-0x00000000003BB000-memory.dmp

Filesize
44KB

Download