Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
18-01-2025 01:23
General
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Target
50bf6a730bcd2e234f87cc3da4dfd2633f4d0bb0d4a2dcffe6fdd317bca1e004.exe
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Size
355KB
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MD5
1857d675f00f95744e966223ed53daf9
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SHA1
247c9a6f30f5cae696837040a36e613c0e86ee98
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SHA256
50bf6a730bcd2e234f87cc3da4dfd2633f4d0bb0d4a2dcffe6fdd317bca1e004
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SHA512
6067eba8d7b385033eafd495448f78f4820fa27ebfa786f104e41c28b714ebd7fb2faa3a9fe60204e8809e49b7e08b33bfda1d3702222fefa44b029e4797b2c7
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SSDEEP
6144:RgEmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Ei:3mWhND9yJz+b1FcMLmp2ATTSsd
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\50bf6a730bcd2e234f87cc3da4dfd2633f4d0bb0d4a2dcffe6fdd317bca1e004.exe"C:\Users\Admin\AppData\Local\Temp\50bf6a730bcd2e234f87cc3da4dfd2633f4d0bb0d4a2dcffe6fdd317bca1e004.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
12KB
MD5e1f035b24ce0e8137682b703d19315b5
SHA118712fd6ad888c146237d187332ccc904ff1f032
SHA256117ea4f0f411e1aaeab307c087a57678abcba7e6aa96a5bd1f2d5d7026d453a0
SHA51217a428fcea9d064e8318f0ef30da88c713209f5d591d2a4e9725d56663acdb96996569693804071aea17ddc793eade219409c4548e48d1ddc8814662236bae7d
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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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
61KB
MD51c56e88cf4b07f9f1b80df905914d75a
SHA15ea6154cdc9db0cf938de72f39f1316578507a30
SHA256464680298ce92f352f06431f113486d20f33522cf738ebad94b0ccde4f1c6edb
SHA51283c8df44aa593f969dab4f1a0e7bd1d14fb0f2e278c63196a108ec684461d480706122d95e39249e0b9ed49421d3850c8baaa1aec465fb17d6cd2d1440465740
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Filesize
24KB
MD5f21fec0f0c788daa9b757bb6a9289b80
SHA1633d70131c5af0ed02fbd5aabcdd3c674474ee58
SHA25636e5c0ea19cd4a0e1602a16d93c680c726d2c027034568630b0f2cdf5273e61e
SHA5121af9aaeb46e6ec96d1d006f62c678fdce7cc09b101e457dd78b8a1b9006176ba54d603790b81d104696f3a51df9026097355436a4bb83e6227d92dce6b019dd0
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Filesize
42KB
MD5c7d8dc52838db9de6069921dbcf86ce2
SHA1b24ed16cc8673f29e3501a58f8b708b0cf13eb8b
SHA256ac158b786239278e9e88cfe780cc1ff3286032ea182e9dfb34174b3525307d86
SHA5121e3d89ba24545d7dffcba4d2a874f11997ed88abbd973561430d2ef4539ceddc7f070a9f3f5c9c123c4032b9242cb098260be2f71c92a293d008ec4864fb5172
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Filesize
42KB
MD588cdee122436e34c6bb1303502c0919f
SHA12ac2f48456c99e016244723c7cbfaa6f33220083
SHA256a634fb2968e42101c7920c49b05ab421626ce876158d2fde86cbac3ab4f33a95
SHA5124f8b0e482423f6f3edb7d1a6af9a020b177dea2dc9f91cf538c6b30aa7f250f46b742a1e5d7b79472f5bd53de87e0a47e746d8718d2094974bf61802663e43a1
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Filesize
355KB
MD5a22a106b55e0359249ddcaf760dc7717
SHA1bcacf0970c3aeabc272d385d90c15e5b9cb5ffa0
SHA256cda51fef8aeeb5b32419d983bd6cb5b2d4149e717bc0ac0c74fd5bec0ff3f06a
SHA512042e0044cf0399ed14b1bba0e1c0ca02d436d6367ca9e8e3f4265076c50a132dc1ab324c12e40eebbeb9c1fab030e346d3aee356d81ebbb92768ea5c86c17370
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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
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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