squirrelwaffle | 3d6c14cf2ad05a9fd3ae82c699a2ae5701851bac04829ccc7459fbc96b468997

Analysis

max time kernel
121s
max time network
143s
platform
windows10_x64
resource
win10-en-20211208
submitted
30-01-2022 15:20

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General

Target

3d6c14cf2ad05a9fd3ae82c699a2ae5701851bac04829ccc7459fbc96b468997.dll
Size

489KB
MD5

1c4d98b8f4088fcd0acfad86d3dd66a2
SHA1

0c250ba26d5d86ac35888b405dbdd6977f5ef657
SHA256

3d6c14cf2ad05a9fd3ae82c699a2ae5701851bac04829ccc7459fbc96b468997
SHA512

bb2c486849d8b11de1caa4d128819a966e5fac859405e11a3608580fd3159d5ccaec86136ced5caab76fe20a7c04aad525b734d22b0739214c8e9dd614dc2e19

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/3704-116-0x0000000002BE0000-0x0000000002BF1000-memory.dmp	squirrelwaffle
behavioral2/memory/3704-117-0x0000000002C00000-0x0000000002C10000-memory.dmp	squirrelwaffle

Program crash 1 IoCs

pid	pid_target	Process	procid_target
748	3704	WerFault.exe	69

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
748	WerFault.exe
748	WerFault.exe
748	WerFault.exe
748	WerFault.exe
748	WerFault.exe
748	WerFault.exe
748	WerFault.exe
748	WerFault.exe
748	WerFault.exe
748	WerFault.exe
748	WerFault.exe
748	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeRestorePrivilege	748	WerFault.exe
Token: SeBackupPrivilege	748	WerFault.exe
Token: SeDebugPrivilege	748	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3420 wrote to memory of 3704	3420	rundll32.exe	69
PID 3420 wrote to memory of 3704	3420	rundll32.exe	69
PID 3420 wrote to memory of 3704	3420	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3d6c14cf2ad05a9fd3ae82c699a2ae5701851bac04829ccc7459fbc96b468997.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3420
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3d6c14cf2ad05a9fd3ae82c699a2ae5701851bac04829ccc7459fbc96b468997.dll,#1
  2⤵
  PID:3704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3704 -s 700
    3⤵
    - Program crash
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:748

Network

MITRE ATT&CK Matrix

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Downloads

memory/3704-115-0x0000000002800000-0x00000000028AE000-memory.dmp

Filesize
696KB

Download
memory/3704-116-0x0000000002BE0000-0x0000000002BF1000-memory.dmp

Filesize
68KB

Download
memory/3704-117-0x0000000002C00000-0x0000000002C10000-memory.dmp

Filesize
64KB

Download