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Analysis
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max time kernel
114s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
31/12/2024, 09:26
General
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Target
82f42139c27214fb1456e90ace7345b00f4cf3e57eff07b931b5258763448139N.exe
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Size
202KB
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MD5
3ff192be1c59e9ed7bf22e0394305930
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SHA1
45bb8b959ed4404f3572abaf88711a7bc1d5cffc
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SHA256
82f42139c27214fb1456e90ace7345b00f4cf3e57eff07b931b5258763448139
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SHA512
802f73c4757b4aeb10d83a590e2601ab47ef96e2c3b9e97512ff237b65de9fb3711bc554c308914a50b20a39b419f6eb3b335270176377c8b9ea643abcc5b53b
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SSDEEP
3072:H8nh2Hrp3Tlp+soN3BY2ZBHetwcyf1w5DYRZPQaQrhu8ihDNugrBVgc8gbmT2Pcs:cnw9lEs3hhyaubQTkhbrBVL8gbmT2Pcs
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\82f42139c27214fb1456e90ace7345b00f4cf3e57eff07b931b5258763448139N.exe"C:\Users\Admin\AppData\Local\Temp\82f42139c27214fb1456e90ace7345b00f4cf3e57eff07b931b5258763448139N.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
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Downloads
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Filesize
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD579a42446707f18f215f6dcb067f3e2f3
SHA11ee0efcd67ad3810c831a7291ee5f9a279ca5c4d
SHA256dceb5b4ef607d0a792f6f903294fbfc26f2ba00a8579b87add2aa67209a8c7f1
SHA5122b61d83a5a6eb8c1a285a849d487301ff9a875f7b57f929c35c598da3b8799f0169fd0b29b9aaf1ba06d146923e2985315f25bb67da2c55b80812af620323773
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Filesize
42KB
MD598cf03a1ab3cd8970b2dd409977b4e9c
SHA1a25a385843c4232e0798ee17a3df0ae88f768d27
SHA25676301e194577927c27529f96c297dbbc97abfc954d0c45e0a4116fb9135d53d4
SHA51283ff4c3028a7ba3d5d8ba6c8833449c3f74ff9591109ffadda4571141af669c39da0dcc9a0853fc73358eb8c06f8a895c23beb29a39813557140856d8335c62e
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Filesize
42KB
MD582abff40e8cecc7463a7bdcfdb0eea1f
SHA127fc6d6c0594a219a1ca381ff490e28ce1fa9edf
SHA25651a11f158d22af8407aa90a91c5fad1a51010a193668135ec388d10eb4ddd48b
SHA512e123ea0b57f1d62a024e92aa55f7370154c0e7588fb442a6408c7e5855bdb4817579b84046ad3788626a82aaf650c0a55429e10ebba939a26710bcf0dc08dd74
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Filesize
202KB
MD5910b0366be5ac0bd14b79a1972d08b99
SHA1099dd15503dbdf90bc6de46355a36e239d48afa9
SHA256a09d42aa88c1f31039e95756de232f8c07c3624c7f1587e1075b83a5db979ef9
SHA51258bdf90e01a05eb40e00b5f0f1040db9d5f1db8a7f035e06a6bbfd0b1ac76d7b9f74a9f3da9da84005cdb877573e8c9cc6b7469e43fa845ebc8aedde273f3718
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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
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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
380KB
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Filesize
728KB
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Filesize
380KB
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Filesize
672KB
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Filesize
12KB
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Filesize
380KB
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Filesize
380KB
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Filesize
12KB