guloader | 94d701500844b591b00fda219ced916681553eb2dd65710461d5b68f62b4315b

Analysis

max time kernel
63s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
21/12/2022, 09:34

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General

Target

94d701500844b591b00fda219ced916681553eb2dd65710461d5b68f62b4315b.exe
Size

312KB
MD5

7ab32c4f04fe95a037f0c6ec1c621d73
SHA1

e2cc015d636c8cba5e11ca09ee5547cf7133c4d1
SHA256

94d701500844b591b00fda219ced916681553eb2dd65710461d5b68f62b4315b
SHA512

1d29d4838a3c6b86431926b59e7beb9bd16012056de29ac6cb486dbabfbc5dc64d57ceb7863a248c0e0e551aac47df054e0e006efe674a8a8ab975eb04853cd7
SSDEEP

6144:dB+pgU9qgSfDjDbxF6fU2xd0M2KSdvn1KIwVC6o:dgYsd0MRIn1KVVCD

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
880	94d701500844b591b00fda219ced916681553eb2dd65710461d5b68f62b4315b.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\Nonconcealment\Prodelay\Homicide252.Cra	94d701500844b591b00fda219ced916681553eb2dd65710461d5b68f62b4315b.exe
File opened for modification	C:\Windows\Domino.Bev	94d701500844b591b00fda219ced916681553eb2dd65710461d5b68f62b4315b.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\94d701500844b591b00fda219ced916681553eb2dd65710461d5b68f62b4315b.exe
"C:\Users\Admin\AppData\Local\Temp\94d701500844b591b00fda219ced916681553eb2dd65710461d5b68f62b4315b.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
PID:880

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsiC22E.tmp\System.dll

Filesize
11KB

MD5
a4dd044bcd94e9b3370ccf095b31f896

SHA1
17c78201323ab2095bc53184aa8267c9187d5173

SHA256
2e226715419a5882e2e14278940ee8ef0aa648a3ef7af5b3dc252674111962bc

SHA512
87335a43b9ca13e1300c7c23e702e87c669e2bcf4f6065f0c684fc53165e9c1f091cc4d79a3eca3910f0518d3b647120ac0be1a68eaade2e75eaa64adfc92c5a

Download Submit
memory/880-133-0x0000000004A00000-0x0000000004B01000-memory.dmp

Filesize
1.0MB

Download
memory/880-134-0x0000000004A00000-0x0000000004B01000-memory.dmp

Filesize
1.0MB

Download