squirrelwaffle | 42ceb4c68a7d4eaf87843e10856d6dab0d749cc6de525af37c94d66f942b27bd

Analysis

max time kernel
151s
max time network
176s
platform
windows10_x64
resource
win10-en-20211208
submitted
30-01-2022 15:14

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General

Target

42ceb4c68a7d4eaf87843e10856d6dab0d749cc6de525af37c94d66f942b27bd.dll
Size

206KB
MD5

659aa828fa92a0864b4dd1bf9feef6a8
SHA1

f7d5ad5957689c9617a1edfa8a1c3703ed2ce26d
SHA256

42ceb4c68a7d4eaf87843e10856d6dab0d749cc6de525af37c94d66f942b27bd
SHA512

e7ede9928dcef6530b71916d142e0970426b4bab8ae01a78c30c1a6bd4d6c0385fa14f9b5253c147532a6c688f8e8b2569fa808102b1285501e0bd53e22d1ece

Score

10^/10

squirrelwaffle downloader

Malware Config

Extracted

Family

squirrelwaffle

http://hutraders.com/0eeUtmJf8O

http://goodartishard.com/0JXDM9kMwx

http://now.byteinsure.com/tnjUrmlhN

http://asceaub.com/Xl8UCLSU

http://colchonesmanzur.com/GjVgBnKaNIC

http://sistemasati.com/0SzGNkx6P

http://maldivehost.net/zLIisQRWZI9

http://lrdgon.org/l7r96tjAJ

http://binnawaz.com.pk/jhSZGWS76C

http://fhstorse.com/vJlgdjJnpIop

Signatures

SquirrelWaffle is a simple downloader written in C++.
SquirrelWaffle.
downloader squirrelwaffle

Squirrelwaffle Payload 1 IoCs

resource	yara_rule
behavioral2/memory/592-116-0x0000000010000000-0x0000000014030000-memory.dmp	squirrelwaffle

Blocklisted process makes network request 4 IoCs

flow	pid	Process
19	592	rundll32.exe
31	592	rundll32.exe
36	592	rundll32.exe
40	592	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 592	2736	rundll32.exe	68
PID 2736 wrote to memory of 592	2736	rundll32.exe	68
PID 2736 wrote to memory of 592	2736	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\42ceb4c68a7d4eaf87843e10856d6dab0d749cc6de525af37c94d66f942b27bd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\42ceb4c68a7d4eaf87843e10856d6dab0d749cc6de525af37c94d66f942b27bd.dll,#1
  2⤵
  - Blocklisted process makes network request
  PID:592

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/592-115-0x00000000041B0000-0x00000000081CA000-memory.dmp

Filesize
64.1MB

Download
memory/592-116-0x0000000010000000-0x0000000014030000-memory.dmp

Filesize
64.2MB

Download