Analysis
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max time kernel
120s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
23/01/2025, 06:07
General
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Target
50f40e9e46bbc23e49f9a1ff1e6bbb8478e5183ea09f7746f7bfe2e8d4af2138N.exe
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Size
201KB
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MD5
d163f367385d9ea6fb6b1d91b3f31ae0
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SHA1
3757cd93864d66256eb232ec8877677a51be5152
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SHA256
50f40e9e46bbc23e49f9a1ff1e6bbb8478e5183ea09f7746f7bfe2e8d4af2138
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SHA512
4a2a8c27fe1fda94faa4be9446e43a2e66f757bafd30d0551a73d88b895885f826c7a8615267d74ccfdabe7b86101cda5fd3efcc6eb9741105d34b662947fbf5
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SSDEEP
6144:ut++Jbojf5Vq5OC4qZhZcKYhc/ZfUozY:Z+cff22qZhZcKYhc/
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 Program Files directory 32 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 2 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\50f40e9e46bbc23e49f9a1ff1e6bbb8478e5183ea09f7746f7bfe2e8d4af2138N.exe"C:\Users\Admin\AppData\Local\Temp\50f40e9e46bbc23e49f9a1ff1e6bbb8478e5183ea09f7746f7bfe2e8d4af2138N.exe"1⤵
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- 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
- Drops file in Program Files directory
- 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
42KB
MD5a2069dfcc4bf4d295e9774920a02cfac
SHA1df50ece5650db74f4edfe2e32e5f4088fe26c365
SHA256094f5f04227684299f5d26b2646c7ab8f4764c994142a3934be0c046fb7728b7
SHA512ebb60286868c42e371edb45531191a7fc998f36d20b9657cf2f3183c1c1880d7ff51724ca6ca962f6d40ab9085b51bdafe0be825c2b47ec68bdbb25b385e709f
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Filesize
481B
MD5c1ef2eedd6f3f8958a5660aee01d36e8
SHA17776f360b86439c9996ff67771833a46ed134e46
SHA25693ad5868dd2e9b77fc59650a0f901790eb5a1fea5e3b4e3a59d16f22566f834a
SHA5122bb014569bc7bb7c923127d7bdd4b0b7849fde72e0426951e5aa3608c4fa724a6a710a5d1c93165f9335abb2594f208f0ca3a70469fc9ef5e9f54caec1f07182
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Filesize
481B
MD58505c14ae814d090799f01b3a13f76c2
SHA136033b534304f7d49404c4361bca8cb53eecfd6f
SHA256073da486fd1fac25ad9530d141558881361043e4d3732105bf0163735b2ab303
SHA5120e3e80e1c8050b1d941d40b48bae583694d3db56dd75cc28757f4752ba5d02d3a0a4d2b8f5387117753fb41506093956b7cb1fab3fc34139912479ace2051c7a
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
61KB
MD54310d593790daa6f51a77c5da5573752
SHA1856c8bbf3e393f8b569cc091c5b32c408ae9e9f4
SHA2567aeb4555e5e41a65e9c873c95aa6ab96b3b7502ba01c3e4e4a0528698eda14da
SHA5129aac6fe0e0267b1790b79f6c4136232e68013093814b913ae5a33bc2489445c566f472703af06468476167cfb4e2bd8940a1073bdf4baa12a86d1da8d93b617a
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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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
201KB
MD5b4698f24636a55e2b9381fe466eb46b1
SHA188070237bc324f4bbfa519f952e101fc413e21f1
SHA256e9b1a874c4c7d071cf8df67fd6a0bcd6eaef252455383610932b73d4aecf1c82
SHA512dd963ad89fe2a884512ee7c1e4d3720b5cf485da2d5d68eebadb1cdc2678d041aecfef2f44a2473d8e65e738d9edbf0a275fc497b27990ebcace70d2b1da9856
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Filesize
368KB
-
Filesize
316KB
-
Filesize
368KB
-
Filesize
580KB
-
Filesize
316KB
-
Filesize
580KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
580KB
-
Filesize
656KB
-
Filesize
580KB
-
Filesize
580KB
-
Filesize
580KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB