guloader | af21f23486e8b09304a6d8c72dc0573de026669d99824d5bb9936ce420d971a9

Analysis

max time kernel
94s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
09/06/2024, 11:53

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General

Target
Payment Copied.exe
Size 490KB
Sample240609-n2f4ssac3x
SHA256 af21f23486e8b09304a6d8c72dc0573de026669d99824d5bb9936ce420d971a9
MD5 715ec7286e29209c9d739994bbebdb38
SHA1 b7575e55d7508711cc92534f479628df66f3bebc
SHA512 a93fd626e5b051cab2418b2046f8025c32aa3276b21be19c64c3817be6ac2d8ddd84303dde3552710b1cdd07b65196f83313a4bddf5f5a7ddbcc2b8abd9d4d88
SSDEEP 6144:hPX4d/3rN4XTDBZ0tHHOwTd4Dvw+d9MXYKvTmYj3rTqT3SlABQ7aYqewB:iWXTFZAnhTd4vL+VviyyT3nY/Q
MD5 SHA1 SHA512 SSDEEP

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
4464	Payment Copied.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Fonts\mindstes\sndagsbrns\indtrukne\sulfonator\postvenereal\eskorteringerne.bla	Payment Copied.exe
File opened for modification	C:\Windows\resources\Dienes47\aftoppende\ulpanim\gastriloquism\disseminative\Veneracean.ini	Payment Copied.exe

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

System Information Discovery
T1082

C:\Users\Admin\AppData\Local\Temp\Payment Copied.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Copied.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
PID:4464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\nsd42D7.tmp\System.dll
Size 11KB
SHA256 6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e
MD5 fccff8cb7a1067e23fd2e2b63971a8e1
SHA1 30e2a9e137c1223a78a0f7b0bf96a1c361976d91
SHA512 f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c
SSDEEP 192:xPtkiQJr7V9r3HcU17S8g1w5xzWxy6j2V7i77blbTc4v:g7VpNo8gmOyRsVc4
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/4464-10-0x0000000004900000-0x000000000590A000-memory.dmp

Download

memory/4464-11-0x0000000004900000-0x000000000590A000-memory.dmp