squirrelwaffle | f1849e434ef586e5667211b35761490cb99d9f0f327380a8a60518537765a6bb

Analysis

max time kernel
144s
max time network
143s
platform
windows10_x64
resource
win10-en-20211208
submitted
21-01-2022 22:53

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General

Target

f1849e434ef586e5667211b35761490cb99d9f0f327380a8a60518537765a6bb.dll
Size

200KB
MD5

513f7018d84e2c07071b861f0fef91a2
SHA1

540676b81aff320e8d786c92572c5871edd11b21
SHA256

f1849e434ef586e5667211b35761490cb99d9f0f327380a8a60518537765a6bb
SHA512

7f3e44606a4c825943e0ac9dbd9fe76bef7879e3134188100aafcfe0d3cb716c82f20f3d004443542cfaf6990ffceb86bff116dd5f3f239750201a5dd1ce6412

Score

10^/10

squirrelwaffle downloader suricata

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
suricata: ET MALWARE SQUIRRELWAFFLE Loader Activity (POST)
suricata: ET MALWARE SQUIRRELWAFFLE Loader Activity (POST)
suricata

Squirrelwaffle Payload 1 IoCs

resource	yara_rule
behavioral2/memory/2848-119-0x0000000010000000-0x0000000014030000-memory.dmp	squirrelwaffle

Blocklisted process makes network request 5 IoCs

flow	pid	Process
19	2848	rundll32.exe
28	2848	rundll32.exe
32	2848	rundll32.exe
34	2848	rundll32.exe
36	2848	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 2848	2780	rundll32.exe	68
PID 2780 wrote to memory of 2848	2780	rundll32.exe	68
PID 2780 wrote to memory of 2848	2780	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f1849e434ef586e5667211b35761490cb99d9f0f327380a8a60518537765a6bb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2780
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f1849e434ef586e5667211b35761490cb99d9f0f327380a8a60518537765a6bb.dll,#1
  2⤵
  - Blocklisted process makes network request
  PID:2848

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2848-118-0x0000000004A90000-0x0000000008AAA000-memory.dmp

Filesize
64.1MB

Download
memory/2848-119-0x0000000010000000-0x0000000014030000-memory.dmp

Filesize
64.2MB

Download