Analysis
- max time kernel
145s - max time network
145s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
21/01/2022, 23:49
Static task
static1
Behavioral task
behavioral1
Sample
5970db6c0bdefe4bf0a991c0c8c67633c5cc44af5a3203b709c242c8460a782e.dll
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
5970db6c0bdefe4bf0a991c0c8c67633c5cc44af5a3203b709c242c8460a782e.dll
Resource
win10-en-20211208
General
- Target 5970db6c0bdefe4bf0a991c0c8c67633c5cc44af5a3203b709c242c8460a782e.dll
- Size 256KB
- Sample220121-3vfxsadeh8
- SHA256 5970db6c0bdefe4bf0a991c0c8c67633c5cc44af5a3203b709c242c8460a782e
- MD5 99fcd17998659990b15b77423e7fc580
- SHA1 a78884c01f5188f0eb12eeb19bae04ace2348686
- SHA512 b5d88e7093fd72bae36ffb9e46727821049988ea16403c1899143d37f080399874726ae875f0ceb6f3d92e87c0421b018ce07258f07265644fe0493c5f2b8bb8
- MD5 SHA1 SHA512
Malware Config
Extracted
-
squirrelwaffle
-
http://acdlimited.com/2u6aW9Pfe
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http://jornaldasoficinas.com/ZF8GKIGVDupL
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http://orldofjain.com/lMsTA7tSYpe
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http://altayaralsudani.net/SSUsPgb7PHgC
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http://hoteloaktree.com/QthLWsZsVgb
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http://aterwellnessinc.com/U7D0sswwp
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http://sirifinco.com/Urbhq9wO50j
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http://ordpress17.com/5WG6Z62sKWo
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http://mohsinkhanfoundation.com/pcQLeLMbur
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http://lendbiz.vn/xj3BhHtMbf
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http://geosever.rs/ObHP1CHt
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http://nuevainfotech.com/xCNyTjzkoe
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http://dadabhoy.pk/m6rQE94U
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http://111
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http://sjgrand.lk/zvMYuQqEZj
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http://erogholding.com/GFM1QcCFk
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http://armordetailing.rs/lgfrZb4Re6WO
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http://lefrenchwineclub.com/eRUGdDox
Signatures
- SquirrelWaffle is a simple downloader written in C++.
SquirrelWaffle.
- Squirrelwaffle Payload 2 IoCs
resource yara_rule behavioral2/memory/2748-118-0x0000000010000000-0x00000000100D6000-memory.dmp squirrelwaffle behavioral2/memory/2748-117-0x0000000010000000-0x0000000010010000-memory.dmp squirrelwaffle - Blocklisted process makes network request 4 IoCs
flow pid Process 24 2748 rundll32.exe 27 2748 rundll32.exe 29 2748 rundll32.exe 32 2748 rundll32.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2512 wrote to memory of 2748 2512 rundll32.exe 68 PID 2512 wrote to memory of 2748 2512 rundll32.exe 68 PID 2512 wrote to memory of 2748 2512 rundll32.exe 68
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5970db6c0bdefe4bf0a991c0c8c67633c5cc44af5a3203b709c242c8460a782e.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5970db6c0bdefe4bf0a991c0c8c67633c5cc44af5a3203b709c242c8460a782e.dll,#12⤵
- Blocklisted process makes network request
PID:2748
-