squirrelwaffle | aa3ff385ea80149fddbc8dbec7b7a5cd4071da3dc6133dbe35efdc33a6db06b0

Analysis

max time kernel
134s
max time network
143s
platform
windows10_x64
resource
win10-en-20211208
submitted
21/01/2022, 23:20

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General

Target

aa3ff385ea80149fddbc8dbec7b7a5cd4071da3dc6133dbe35efdc33a6db06b0.dll
Size

318KB
MD5

18e015758c96c940e1303d0be78d7630
SHA1

b3548fedf1fe5cdfc143fec47fca3fdedf1ec312
SHA256

aa3ff385ea80149fddbc8dbec7b7a5cd4071da3dc6133dbe35efdc33a6db06b0
SHA512

8f7cf002d255ee20be5924be50c6e263a9cddc34d0c479a9ab0a3860b5ad4c114979bf7922ae755094a23546dd0f21f1d759742e3d8758cf987d67af4f47b6b0

Score

10^/10

squirrelwaffle downloader suricata

Malware Config

Extracted

Family

squirrelwaffle

http://atertreat.in/5iPPVRKPPX9

http://incentivaconsultores.com.co/55jHpKCc9DWy

http://cdelean.org/0qvbbmu9g

http://bazy.ps/M6SjrMSYC

http://sukmabali.com/ZXxcLYs3rzRQ

http://bugwilliam.tk/cbB56YrugdbW

http://bestbeatsgh.com/42D7OwuPen

http://krumaila.com/UZ4NdDoDh4Tu

http://razehub.com/NN70nExbtLO

http://arcb.ro/aHUUNxE3Me5

http://cfmi.tg/m40YS6gDO0

http://sweetlittle.mx/ZCXP0dT2h

http://alkimia-prod.com/nT0imyzmo

http://almexperts.co.za/fEoJ3pdWZbF

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/2656-119-0x0000000010000000-0x000000001004D000-memory.dmp	squirrelwaffle

Blocklisted process makes network request 5 IoCs

flow	pid	Process
19	2656	rundll32.exe
25	2656	rundll32.exe
28	2656	rundll32.exe
30	2656	rundll32.exe
32	2656	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2468 wrote to memory of 2656	2468	rundll32.exe	69
PID 2468 wrote to memory of 2656	2468	rundll32.exe	69
PID 2468 wrote to memory of 2656	2468	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aa3ff385ea80149fddbc8dbec7b7a5cd4071da3dc6133dbe35efdc33a6db06b0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2468
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aa3ff385ea80149fddbc8dbec7b7a5cd4071da3dc6133dbe35efdc33a6db06b0.dll,#1
  2⤵
  - Blocklisted process makes network request
  PID:2656

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2656-118-0x0000000003390000-0x00000000033B3000-memory.dmp

Filesize
140KB

Download
memory/2656-119-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download