Analysis
- max time kernel
163s - max time network
195s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
21/01/2022, 23:09
Static task
static1
Behavioral task
behavioral1
Sample
ca8b17eb7317544f922f7e63b8b158c85ce0937841a83ccdd70ffd8e36acf940.dll
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
ca8b17eb7317544f922f7e63b8b158c85ce0937841a83ccdd70ffd8e36acf940.dll
Resource
win10-en-20211208
General
- Target ca8b17eb7317544f922f7e63b8b158c85ce0937841a83ccdd70ffd8e36acf940.dll
- Size 199KB
- Sample220121-25f5vscch5
- SHA256 ca8b17eb7317544f922f7e63b8b158c85ce0937841a83ccdd70ffd8e36acf940
- MD5 fbe46a3e555a2fbfbdb3186ec9321c78
- SHA1 bab9fc71655a4b8ca329b1147adbe3e42ec3677e
- SHA512 8e1da6113a061e9a10a32a4ad019799865c61e7026d9be7ee8802288a9c3e9ec6b01dc06e16f94a71a5f8f8cd42bca939a4e2cc66dada15ff5e1056e0e23f54b
- MD5 SHA1 SHA512
Malware Config
Extracted
-
squirrelwaffle
-
http://pop.vicamtaynam.com/VtyiHAft
-
http://snsvidyapeeth.in/aXmo2Dr3
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http://trinitytesttubebaby.com/QR2JvfE3Sv
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http://iconskw.com/cqdPtAbZ
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http://ebookchuyennganh.com/v9PMvQDxHK8W
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http://alsader.net/BHdQaiQ9rt
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http://avyanshglobal.com/6pYjPlqf
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http://primahills-online.com/ypCiZn7tMx
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http://antoniocastroycia.com.co/WHe08obY
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http://apexbiotech.net/VQgunQ4t5Ue
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http://vscm.in/V3tYKxDz
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http://sinaloworx.co.za/3GilA8Eo3r
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http://dancongnghe.xyz/yRByhX6J3REI
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http://trajesuniformes.com.br/qQofZMaJm
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http://fiorenzapaes.com.br/PGYpETW7
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http://astetinternational.com/arW5e44Y7vzO
-
http://razisystem.ir/MqvvkX0cWvn
-
http://krishnaiti.org.in/rWA02HQY4
Signatures
- SquirrelWaffle is a simple downloader written in C++.
SquirrelWaffle.
- Squirrelwaffle Payload 1 IoCs
resource yara_rule behavioral2/memory/352-116-0x0000000010000000-0x0000000014030000-memory.dmp squirrelwaffle - Blocklisted process makes network request 4 IoCs
flow pid Process 9 352 rundll32.exe 16 352 rundll32.exe 24 352 rundll32.exe 26 352 rundll32.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2760 wrote to memory of 352 2760 rundll32.exe 68 PID 2760 wrote to memory of 352 2760 rundll32.exe 68 PID 2760 wrote to memory of 352 2760 rundll32.exe 68
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ca8b17eb7317544f922f7e63b8b158c85ce0937841a83ccdd70ffd8e36acf940.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2760 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ca8b17eb7317544f922f7e63b8b158c85ce0937841a83ccdd70ffd8e36acf940.dll,#12⤵
- Blocklisted process makes network request
PID:352
-