guloader | eecc0370c5fa57f7dc1f39cab12ae1d912dda32f98cde16b1e3cf6d6fe6a755f

Analysis

max time kernel
145s
max time network
181s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
22/06/2022, 11:23

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General

Target
Athrill.exe
Size 354KB
Sample220622-ng5awschej
SHA256 eecc0370c5fa57f7dc1f39cab12ae1d912dda32f98cde16b1e3cf6d6fe6a755f
MD5 96b2c532c7578f7b3a505148857daa11
SHA1 baa53b11c99a11e92b56ddef0bfa57972a1f90df
SHA512 e836a7f203571108bbd73911f417ed5739d2f0994857a3e9eb526022eb8f8ff9c3c3b4f27f93918da5798e7d83ee07bf5520a00932bbef454e3009aa4ca93abd
MD5 SHA1 SHA512

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
1128	Athrill.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Sletteprogrammers.ser	Athrill.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\Athrill.exe
"C:\Users\Admin\AppData\Local\Temp\Athrill.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
PID:1128

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

System.dll

Path C:\Users\Admin\AppData\Local\Temp\nsl221F.tmp\System.dll
Size 12KB
SHA256 8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
MD5 cff85c549d536f651d4fb8387f1976f2
SHA1 d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e
SHA512 531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88
SSDEEP 192:Zjvco0qWTlt70m5Aj/lQ0sEWD/wtYbBHFNaDybC7y+XBz0QPi:FHQlt70mij/lQRv/9VMjzr
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1128-131-0x00000000045A0000-0x00000000046B0000-memory.dmp

Download

memory/1128-132-0x00000000045A0000-0x00000000046B0000-memory.dmp