Analysis
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max time kernel
110s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
02-01-2025 05:29
General
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Target
6b8f93ed459782ee83d6e1068e6c188f806d7ed0ad15fc29edc3209548eb0f41.exe
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Size
355KB
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MD5
412d9e2afb05f1fb226fbf44da668b82
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SHA1
7833cd2f4b810f30a8bea162138ad8a921006b38
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SHA256
6b8f93ed459782ee83d6e1068e6c188f806d7ed0ad15fc29edc3209548eb0f41
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SHA512
85f6069023f0137538c5aa640478a1d67bd6e4649f4ee455495f9dba721839c53b97d1120ed3d5651b58dabaeb5dcc346a4fbfc43d983c71ed1ab72aead3a284
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SSDEEP
6144:Y3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Eii:jmWhND9yJz+b1FcMLmp2ATTSsdi
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\6b8f93ed459782ee83d6e1068e6c188f806d7ed0ad15fc29edc3209548eb0f41.exe"C:\Users\Admin\AppData\Local\Temp\6b8f93ed459782ee83d6e1068e6c188f806d7ed0ad15fc29edc3209548eb0f41.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
593B
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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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
61KB
MD5f1591ae900073489a116d8145973f549
SHA1ca5cf0d2a0dd19a4a8f475e8b6bb9212fd759d1f
SHA256e46df071bc36ed30b05f4fa9878b54fc0f2b5d7b0099c4e7faf3fd815f896ed6
SHA51229c57cc6e39f4ebd5e669e8cf2d3118ee2fffde39e039ee4290bf5c447102801cf42e2939607db69a1f2de88250e565bc8b7ff122153a2dd1e4f96ec89967e6a
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Filesize
41KB
MD543e65629e2fdb280f95e0f1e5ca9ae91
SHA16cb366935010d1bf985f3d3cdbece2e1d10a8278
SHA256b49df333a69894b627ebfd967a8e474514beba6d7020c52ae2e1e312beae7762
SHA5125647ed173d0db45cc3d829d776f2bf0ea124b54550396f174b273608bc4c1e7b0f579dd9abaf795982042e638585133bdeb875d25689abb2efc553e0331ad8fa
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Filesize
41KB
MD5780d7c0b15f9f7976ff8600a113fb579
SHA14036a2fc3004ef339582f568a83d2e3902718296
SHA25665d5ebfe26b8fa2716893ec5a6c3466d3f801519a25f6afa10a7a739a8e535ab
SHA512c595d8931ab61d628a292ee3023c978babec7734eea3a6fa50f711f71bd3ef6635697449fad0b8356b30560229dd05cfccd201b86d29353bf8f78b93ccc30da6
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD5012558d88bf0e31c062b38d3bf854956
SHA1502c1d27eb05db646446d1c8ab37b6db3e8ea0dc
SHA2566153ea35ec504d5754e4d89acff725133767dbd710ba6ce3b7c3510ea9cb0626
SHA5124a64c4957683db8297ab9e775797bf3aa96629d9268aeaff555fe8073b04880be257593c5b2b4909b60d04d71d28b8702f62b52181f94eb4ee92071b75933be0
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Filesize
355KB
MD58a406b612aef85a81e89bcc16a1f0c0d
SHA13dc2fcfe5125f9cf0bec4f5202294c0f6e2ab040
SHA2567f750088e1f998d655491a8f5005e3dc827f7efe220cae5d0f84fac29c3afb5a
SHA512b93f624dfc22982bf5f156136b8046ea104cb629c143c8c60ad69164929f90944b8fb51f078e53257dd8eb2c8afbae4a601059918fa4caf1d791a4297fbd2fbf
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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
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Filesize
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Filesize
728KB
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Filesize
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Filesize
728KB
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Filesize
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Filesize
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
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Filesize
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Filesize
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Filesize
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Filesize
728KB
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Filesize
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Filesize
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Filesize
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Filesize
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Filesize
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Filesize
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Filesize
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Filesize
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Filesize
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Filesize
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Filesize
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
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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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728KB
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728KB
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Filesize
672KB
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Filesize
728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
380KB