squirrelwaffle | 8ed766a294811e4b1f73ecdb4f2675b41cc50783b31e2c3b546715cbbf4ae5dc

Analysis

max time kernel
129s
max time network
183s
platform
windows10_x64
resource
win10-en-20211208
submitted
21/01/2022, 23:30

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General

Target

8ed766a294811e4b1f73ecdb4f2675b41cc50783b31e2c3b546715cbbf4ae5dc.dll
Size

507KB
MD5

f3a8b9bbe9e0e7c8b1e47b241feb0ea1
SHA1

3aa5a1fefe4f4948dc578accb623c4fac5044820
SHA256

8ed766a294811e4b1f73ecdb4f2675b41cc50783b31e2c3b546715cbbf4ae5dc
SHA512

a843494ac8cb268adcb661f3a8e7c1b1c9b68aa001959c4e93b26cc356899da449e6c471b89694efdf351b47ddc64e763d72f053307539c1a54cc27816739837

Score

10^/10

squirrelwaffle downloader

Malware Config

Extracted

Family

squirrelwaffle

http://acdlimited.com/2u6aW9Pfe

http://jornaldasoficinas.com/ZF8GKIGVDupL

http://orldofjain.com/lMsTA7tSYpe

http://altayaralsudani.net/SSUsPgb7PHgC

http://hoteloaktree.com/QthLWsZsVgb

http://aterwellnessinc.com/U7D0sswwp

http://sirifinco.com/Urbhq9wO50j

http://ordpress17.com/5WG6Z62sKWo

http://mohsinkhanfoundation.com/pcQLeLMbur

http://lendbiz.vn/xj3BhHtMbf

http://geosever.rs/ObHP1CHt

http://nuevainfotech.com/xCNyTjzkoe

http://dadabhoy.pk/m6rQE94U

http://111

http://sjgrand.lk/zvMYuQqEZj

http://erogholding.com/GFM1QcCFk

http://armordetailing.rs/lgfrZb4Re6WO

http://lefrenchwineclub.com/eRUGdDox

Signatures

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

Squirrelwaffle Payload 2 IoCs

resource	yara_rule
behavioral2/memory/2836-119-0x0000000005290000-0x00000000052A1000-memory.dmp	squirrelwaffle
behavioral2/memory/2836-120-0x00000000052B0000-0x00000000052C0000-memory.dmp	squirrelwaffle

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3372	2836	WerFault.exe	69

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
3372	WerFault.exe
3372	WerFault.exe
3372	WerFault.exe
3372	WerFault.exe
3372	WerFault.exe
3372	WerFault.exe
3372	WerFault.exe
3372	WerFault.exe
3372	WerFault.exe
3372	WerFault.exe
3372	WerFault.exe
3372	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeRestorePrivilege	3372	WerFault.exe
Token: SeBackupPrivilege	3372	WerFault.exe
Token: SeDebugPrivilege	3372	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 2836	2888	rundll32.exe	69
PID 2888 wrote to memory of 2836	2888	rundll32.exe	69
PID 2888 wrote to memory of 2836	2888	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ed766a294811e4b1f73ecdb4f2675b41cc50783b31e2c3b546715cbbf4ae5dc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8ed766a294811e4b1f73ecdb4f2675b41cc50783b31e2c3b546715cbbf4ae5dc.dll,#1
  2⤵
  PID:2836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 700
    3⤵
    - Program crash
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3372

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2836-118-0x0000000003200000-0x00000000032AE000-memory.dmp

Filesize
696KB

Download
memory/2836-119-0x0000000005290000-0x00000000052A1000-memory.dmp

Filesize
68KB

Download
memory/2836-120-0x00000000052B0000-0x00000000052C0000-memory.dmp

Filesize
64KB

Download