Analysis
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max time kernel
111s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
12/11/2024, 05:19
General
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Target
4648e88412c6914b7c9a92460c62eff643d935d5f92ea8ab7994a1150837123fN.exe
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Size
355KB
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MD5
0e5c809ff52a6e2111d861d698abb8d5
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SHA1
6ea54f8298a5e3a6d182cd1f2472796bdd7350d4
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SHA256
9fb354af54837123f5814667b64c26de5d0dbdf5d9efe905ad02b0117a23c952
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SHA512
efc7c49a16fad4310e670e70ae9abd03e9222b85ae1de21820abf333c2a8fd4a3a464e4f48ecc09d07e5ebddd88ea9c6e6ae86e09889e5d57ef36ea83a37c150
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SSDEEP
6144:T3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiA:gmWhND9yJz+b1FcMLmp2ATTSsdA
Malware Config
Extracted
simda
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dga
gatyfus.com
lyvyxor.com
vojyqem.com
qetyfuv.com
puvyxil.com
gahyqah.com
lyryfyd.com
vocyzit.com
qegyqaq.com
purydyv.com
gacyzuz.com
lygymoj.com
vowydef.com
qexylup.com
pufymoq.com
gaqydeb.com
lyxylux.com
vofymik.com
qeqysag.com
puzylyp.com
gadyniw.com
lymysan.com
volykyc.com
qedynul.com
pumypog.com
galykes.com
lysynur.com
vonypom.com
qekykev.com
pupybul.com
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
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Simda family
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simda
Simda is an infostealer written in C++.
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Executes dropped EXE 1 IoCs
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Modifies WinLogon 2 TTPs 2 IoCs
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Drops file in Windows directory 2 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\4648e88412c6914b7c9a92460c62eff643d935d5f92ea8ab7994a1150837123fN.exe"C:\Users\Admin\AppData\Local\Temp\4648e88412c6914b7c9a92460c62eff643d935d5f92ea8ab7994a1150837123fN.exe"1⤵
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
1KB
MD57a576763d2886209fdd30c922452ccfd
SHA1dede40ccb9cd288645de31dce32a223d8e963d41
SHA25684c9acf943168d6b8a0e08768ebe5f83f87e9ad30a9d69f55f3b1884ded60454
SHA51272802364aa05d03f63d3cbfad23ff0c942b0d2ea86fac3d84c81b94500ab07eab6ef365f426fc16f37518b5ec6b830c7f558620d9d6cffb8638043fb20ef12de
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
1KB
MD5f84c45687f2034d38425fef8bb73b6a2
SHA12c550d548bbdf365ee5f3aed56b806625d95baae
SHA256a01abcd030b254d7be8379ded853c73628687193fab9002881d00b86ec77954a
SHA5125705ba1c3748de89d3c715df372fb35c739d026fa84fed8305a07d550b2bd0499e3a93a6437b11ac3cb393cd07455d1cfd84f38771a21d8221040967fcb2f30f
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Filesize
24KB
MD591135ee50ba11f9c55c5a11a9f6541c0
SHA1c104ddb4271526dc9420e2ab7930fa35c0a30147
SHA256b65444cb6941fa0d19f884fdc98118f8c8944cb2840624aa5b2a3983f19bdd49
SHA512e070ba3ab90256e0f56228da9a4c2eeb3362396b2dbe0bc255bbf9362ad8e5ffa3304d2d165d57a0514fc0966629c0a8bfa70b97c60dfef61e6c995d2e031dca
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Filesize
355KB
MD5a3cbbad6ab66ff0a1af7aefbb622781d
SHA11cd87a572dc99392ddabce48f75e72b1ee960013
SHA256bffa63ef90df73ccb050d4a1fc053d383b8e7c4ec4e63be2afbecaab4cdef16b
SHA51216f3cd8c92e83f5911eaeeccc94b47ae2b0fb134d3319d57ca0e79a8428a33b4fc9d20ebd49ad72858650e25fab86e1d0435a3f9ff6e18dc08b1af22786a82dc
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Filesize
380KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB