Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
12/11/2024, 02:47
General
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Target
a53ec0d01746cd6c44b9c207df3101c8fe7e78bbe08a125dad833b1a41636668.exe
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Size
1.1MB
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MD5
239b74d7ac38014e61cc335630ac22d6
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SHA1
ef7eacbab6cd35771675717a0a84939f529c1ac4
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SHA256
a53ec0d01746cd6c44b9c207df3101c8fe7e78bbe08a125dad833b1a41636668
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SHA512
8a43731dd67421634928f30b6e1cff9638867d6a16bcdf93126526b3eaec64d2c9a5b98fa85f0b9be094c6efd300ccb020c48f8c9920fd88dd87a8b87ca04a4f
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SSDEEP
24576:L800kHPa2DfTNjx+mZCkt76f/24pN+XNqNG6hditW:w0riKf9Ckt7c20+9qNxUW
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 38 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\a53ec0d01746cd6c44b9c207df3101c8fe7e78bbe08a125dad833b1a41636668.exe"C:\Users\Admin\AppData\Local\Temp\a53ec0d01746cd6c44b9c207df3101c8fe7e78bbe08a125dad833b1a41636668.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
24KB
MD517a3048d6d04a6469efb0da199a2592e
SHA1ed8d46753f4375467fcc1211334442403ba211cb
SHA256d1668851f0dda5f26dba13f9a10aac4018951c5acecc25d730e79e23d8cde86d
SHA5121a26167d5cf17eeb0398334b74ca8aa4c0b9849ccce5b57e7754ea77e680e23b53f9bf0c4b3d39eb6332f263836c3fc00536ddacbe4c4015d589a7b0a4fb0cc1
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
42KB
MD554d963a303f11ab43185094ab3c2e283
SHA1098e473d09ca82828e8ffe5061157519d32822a5
SHA256c416850b716521815b89a88e725c7aa0d721d16895f98b5bdb9a5e0b6b470a2e
SHA51251ff63f344fa187661042cc6341f4eda7cd9651a851bd372989d7b856a6caa8430bb61824b97206ab2d61d8608de51f607e0cdbf6ec3194dd5e37af1a457854e
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Filesize
114B
MD5bfde1e9e9c32c1681a16139450c6909d
SHA17e669b927e6a75a10a0ca29e38e58ddcb49b725e
SHA256e0d020ba1cb6506cee234903a44c747ee0cfa7e2d1e60029e4cd8de9a431512a
SHA512781fd54f155442dd34f9919b3cd063ee399db411bbfe15f2bdc43d3ab8ac2d04e1011b2c99fab42bebf7b903a94e09aaaef71b7a465d2d04b417f6dad8e8e396
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Filesize
58KB
MD5cf7e8cf9f892d3c944d3bc50107588f0
SHA178c45c7251f3fd67ed762ab63e66d69b989b756b
SHA256f9b3a80fb62e60f9944e8d459a13096550583d203ad377df2a03257a8f91f4ee
SHA512e5d370318a7450d82370da54ec0c84005318f0d62dfa08ebdb4445ff2a53d3aa623226ea7bac36246bef12e7c8b002eb148bac31810cbd94af490c980a2d047c
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Filesize
1KB
MD5380ef50970b99a245e9ae7f6ad4ff97e
SHA175ee0fc2b5c2fac82438f93845c69965122dbce2
SHA2567c81607d98a23870205dbe5853b612f0e2b52b3bb307a611cfd071d2e65bfe67
SHA5126f7d3a93d14ea19ad9ceab7d78cd20f31f542ae31854b66fc0400a1932b4fcf2c773b80c700d0408478eda61f9b66c34d2aa7d63b89a31a78946e73412bc4c7c
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Filesize
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
1.1MB
MD5972203f9822c0e86cdf46662ba6d3f38
SHA1a5edf9ce5b3814aec8c42e99479a30929b6a39cc
SHA256d2f2acf0a67bcdd84382f3d3c5f2f1cd666d6d3a99023de789a0bcdec0da1876
SHA5125c8b35245c5dcade518ce4bbd348e26c204c756b08ac3bc9fdfc9706cc48a243c7e669996bf817cf3fc806f48b8599a2a16eec3876fc307e96514400161eed9d
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Filesize
712KB
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Filesize
712KB
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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
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Filesize
712KB
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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
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Filesize
552KB
-
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
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Filesize
552KB
-
Filesize
552KB
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Filesize
552KB
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Filesize
656KB
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Filesize
552KB
-
Filesize
316KB
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Filesize
368KB
-
Filesize
368KB
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Filesize
316KB
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Filesize
552KB