guloader | 43ae75a32fe10f31ecc6ed27d370c6491dce3cb925f52d789f4e6204eaa45b17

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
20-01-2025 03:35

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General

Target

43ae75a32fe10f31ecc6ed27d370c6491dce3cb925f52d789f4e6204eaa45b17.exe
Size

615KB
MD5

8200bf70a3e8fc924b9af3023537f924
SHA1

3d2523f91e747e4ea9cff6bf4fb7458340647279
SHA256

43ae75a32fe10f31ecc6ed27d370c6491dce3cb925f52d789f4e6204eaa45b17
SHA512

e8081555651e7633d876ff13962b74d191c250f1e3388dd7ad8f5be94a7d461938a1f726fef11002b9cf606bdd9a98769bf95cfd8cf840318045cc522ea072a8
SSDEEP

6144:/gORaPgSnBnwLVh8PFbmiOZgQPkqHX9ijCR9MlfCOeEpwpjIjmAbCe+jJaRxA37J:/g5U+PFbmiOZgIZiGafRJ2NIjm1QI75b

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
308	43ae75a32fe10f31ecc6ed27d370c6491dce3cb925f52d789f4e6204eaa45b17.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\Saxers\Samucan\Channelure.ini	43ae75a32fe10f31ecc6ed27d370c6491dce3cb925f52d789f4e6204eaa45b17.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	43ae75a32fe10f31ecc6ed27d370c6491dce3cb925f52d789f4e6204eaa45b17.exe

C:\Users\Admin\AppData\Local\Temp\43ae75a32fe10f31ecc6ed27d370c6491dce3cb925f52d789f4e6204eaa45b17.exe
"C:\Users\Admin\AppData\Local\Temp\43ae75a32fe10f31ecc6ed27d370c6491dce3cb925f52d789f4e6204eaa45b17.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:308

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nsj7561.tmp\System.dll

Filesize
12KB

MD5
564bb0373067e1785cba7e4c24aab4bf

SHA1
7c9416a01d821b10b2eef97b80899d24014d6fc1

SHA256
7a9ddee34562cd3703f1502b5c70e99cd5bba15de2b6845a3555033d7f6cb2a5

SHA512
22c61a323cb9293d7ec5c7e7e60674d0e2f7b29d55be25eb3c128ea2cd7440a1400cee17c43896b996278007c0d247f331a9b8964e3a40a0eb1404a9596c4472

Download Submit
memory/308-9-0x0000000003F20000-0x0000000004021000-memory.dmp

Filesize
1.0MB

Download
memory/308-10-0x0000000003F20000-0x0000000004021000-memory.dmp

Filesize
1.0MB

Download