guloader | 886448917af772035096b1f16881d1f36bcd18b0313b8b62d4da49e4efd82fad

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 05:40

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General

Target

53342231_Invoice_Confirmation.exe
Size

92KB
MD5

98fcd71859d16db1109f6920d544189c
SHA1

1e05b211c65610102ab3bd89d6a5e69adbd69315
SHA256

c8d153c8dc54740bef6471505416d1ea55266106065f342921fd10946f1632d1
SHA512

e5be7b06e13d69fa6330821a45a631dc9504114364f4277a2538c269497cc4c382371b194411bede980bd9abb82ff6720915e1ff93c6d9355c92b6f57a3369ba
SSDEEP

768:DGvCXMCdIsUxnQKTlufCQ5l0UFpGRnBM5uTK6wWmT9T5PyVNz0:DDXMCCnQWlpyl0UFURK5uO685aVG

Score

10^/10

guloader discovery downloader guloader

Malware Config

Extracted

Family

guloader

https://www.uchemaduforandpartners.com/asset/janomo_ZDqaSv216.bin

xor.base64

Signatures

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

Guloader payload 1 IoCs

guloader

resource	yara_rule
behavioral1/memory/2816-2-0x0000000000290000-0x000000000029C000-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	53342231_Invoice_Confirmation.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2816	53342231_Invoice_Confirmation.exe

C:\Users\Admin\AppData\Local\Temp\53342231_Invoice_Confirmation.exe
"C:\Users\Admin\AppData\Local\Temp\53342231_Invoice_Confirmation.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2816

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/2816-2-0x0000000000290000-0x000000000029C000-memory.dmp

Filesize
48KB

Download
memory/2816-3-0x00000000778C1000-0x00000000779C2000-memory.dmp

Filesize
1.0MB

Download