Analysis
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max time kernel
150s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
31-10-2024 08:29
General
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Target
273f329157240081d9f5188b34d2ee48ee812593dcfb3e27142642ed1d51da81N.exe
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Size
711KB
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MD5
e90f568a0e48d2f12a39b28bbd0d3ec0
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SHA1
533b490046adfb0b6df4302e387291b819ba3f81
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SHA256
273f329157240081d9f5188b34d2ee48ee812593dcfb3e27142642ed1d51da81
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SHA512
16f5f267abd020e98990956fc33d1a783dd298acb1cbb2d99d1b218dbab879d42b488744c091e3e3bc64a7b6b11551760d18416b78addbb07886fc785960ea93
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SSDEEP
12288:gmWhND9yJz+b1FcMLmp2ATTSsdNmWhND9yJz+b1FcMLmp2ATTSsdS:gmUNJyJqb1FcMap2ATT5rmUNJyJqb1FB
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\273f329157240081d9f5188b34d2ee48ee812593dcfb3e27142642ed1d51da81N.exe"C:\Users\Admin\AppData\Local\Temp\273f329157240081d9f5188b34d2ee48ee812593dcfb3e27142642ed1d51da81N.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
42KB
MD576f38be2304c43d149724a66bdb29e2f
SHA16f535e44a994a93c0f74aaa4ef58178d8b204443
SHA256991149e3f84f98b83191e85b4e3151c2a2ac7c92b3405e2b9b626d428c73017e
SHA5128111bbfecf71623afd2c31656d476c0eea72b348aa8fecd275f904e90e745813c84152dfe469ba142459a2d4a044994846e6f6d29480c336830c29c1b49663ac
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Filesize
60KB
MD533930fe47904bbf6c5b1b65ff1b75f39
SHA1040d757fd25f3f0185b1067f7ce6cbd895d34e11
SHA25615e97cf599eaad2f6ae1e3246c5ed8260dc14e86d5a67d72b58b7b1a95dcdedd
SHA512f015b9708f825592c2e56727a659390ec5d4102f75912126291d398c09764866d32420054f02f97462298fe81f1c28e3f55c7abd13a3351ffa5f619138c3f90a
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Filesize
481B
MD53625b68de85cd84f770c27231fb07319
SHA1f3c6aaa31e6222a7b7eac09fb44b8fbac558c83e
SHA256365165933a224371d8a1708e0ee119df0d137ef826f6839746c4cb35fc2e3e37
SHA512d91667b7b68d651765c1c2d9349f63905bc51868a355f6d6c4ca614ab8c6a1b2b33d78d948129ea9332fcba61164c090173d0aa07fdd23691ed629047ec3a685
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Filesize
1KB
MD530cb1cb11e0951311344b9ce14e58e5d
SHA12b8675d37d231b1db808758169c3307abccc37f5
SHA2560685048a8a7848ba0e7186f3d207a1e4397f60c9d61fa4b435fce5a27edb0cc5
SHA51298cd01eb8f03d7d3d526cfb90fb4b35b1f8fbad2c6a2d31ce37dc29d7cbc856c9a956e4087ff5c4ada19a5fd474b56731506e32328a9511b7523f275160d7c12
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Filesize
593B
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
481B
MD58e906445337eba6c3ebe5489873a8a09
SHA16cc8b6c1a71ce5e659bcc6c83d33e5b695e818c6
SHA25625d2431325bb3118ac9cb7b923540e842685d3e662e0f08e19735120b94138d6
SHA512a67883e4218e81c5bd7ba2b4832bc7e919607e6565dbffb57a67dc228f419ab79166ea790206e322d34df8dd3521a269b22b0df2419004c2bfe90452e55dee72
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Filesize
711KB
MD5600394015c159f4b355ac61b749f5fb6
SHA1e9d99a3576cf3f5fe48bb024d8bf6937c4ebf915
SHA256d3892010b1ccab631a5a7a2784f1aa9b5b8077850548600b0fe8c1cff7d45582
SHA512693ab60c9f60a3fd1479b6723de03377427542e973e024ea64623987005cc94613ca125213f45f485158185d97c5cc81e915eafdf4afc2d4c4bbcabc2300671f
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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
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
672KB