guloader | d379ffe32dfb2d6d386b6d9c3cbae49e49241ac25a14d2974c286bfa45aa50b9

Analysis

max time kernel
75s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
22/09/2022, 10:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

DHL_Shipment-Notification_5596073630-QURY-93838392-27273827273-courier.exe
Size

731KB
MD5

c527577c792fd2e154ee3e816750098d
SHA1

00d6a00c2ca803b4f898d70e60c887245e1a0245
SHA256

d379ffe32dfb2d6d386b6d9c3cbae49e49241ac25a14d2974c286bfa45aa50b9
SHA512

f30a873fcd69facf070f704c230130aa7f475d1275d6d3ed770dd0c2df22342a4dafdf3dec46553e3054efb6123cf03e2485ea91d1fc301088eb0c6508e8392e
SSDEEP

12288:3S4U2+shYdbN7t1TTO0U5vG1miy2TCjkRygfkSxAkeXpAJ1+wwJytgfw:C4X+shYdbVrTTODdJiy2Wj6yS3IGhwJG

Score

10^/10

guloader downloader

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
2060	DHL_Shipment-Notification_5596073630-QURY-93838392-27273827273-courier.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Rigets253\Forinden\disaccord\Ubestemt.ban	DHL_Shipment-Notification_5596073630-QURY-93838392-27273827273-courier.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\Alexias\Copassionate\Falanksers\Semines.Dic	DHL_Shipment-Notification_5596073630-QURY-93838392-27273827273-courier.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

C:\Users\Admin\AppData\Local\Temp\DHL_Shipment-Notification_5596073630-QURY-93838392-27273827273-courier.exe
"C:\Users\Admin\AppData\Local\Temp\DHL_Shipment-Notification_5596073630-QURY-93838392-27273827273-courier.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
PID:2060

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\nsz698.tmp\System.dll

Filesize
12KB

MD5
6c38da8922cc37b4bbb77de4a63ad843

SHA1
4e0533fd11df8bddbd543ed58df7b6060d9f4631

SHA256
1624d9ad8b2e2658af224691263f64388ba3a997efe80011889e3c35237ce4c1

SHA512
ad0be3d7e57da9c304e9b9cac5341b6c76b157456ab44f5579d6c38c830a31c9c3e1e9a875b8f465243c607ea2ede6b0bb77237f17a70a4d4c78606e036c3430

Download Submit
memory/2060-133-0x0000000002D40000-0x0000000002E40000-memory.dmp

Filesize
1024KB

Download
memory/2060-134-0x0000000002D40000-0x0000000002E40000-memory.dmp

Filesize
1024KB

Download