Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
31-12-2024 03:14
General
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Target
bf65e3c1c93c37d06bdef819d93e3717c0bd513a9cfb8b3ba27007b480e7c5cf.exe
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Size
375KB
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MD5
546a7142d02de854e70709c610e6270f
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SHA1
4d6311e3c457ff68afff9dcd11401c7dfcc38ea7
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SHA256
bf65e3c1c93c37d06bdef819d93e3717c0bd513a9cfb8b3ba27007b480e7c5cf
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SHA512
4d48a2a852a3ab9f18cba3b31b9bd9228ff7a3a36a5bfb1d565d063bdbd6e861e3f1c26228207018fa71e3c8fc517e6caaf07a59e3fa0418f38d1fb9f26c45d8
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SSDEEP
6144:x3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiU:2mWhND9yJz+b1FcMLmp2ATTSsdU
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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Loads dropped DLL 2 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\bf65e3c1c93c37d06bdef819d93e3717c0bd513a9cfb8b3ba27007b480e7c5cf.exe"C:\Users\Admin\AppData\Local\Temp\bf65e3c1c93c37d06bdef819d93e3717c0bd513a9cfb8b3ba27007b480e7c5cf.exe"1⤵
- Loads dropped DLL
- 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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
2KB
MD50787270120b2fb2ce3dd3bfe0ed83d1d
SHA1de007ae6c90d5341125fe13cfd833611caf00735
SHA2568bca093a094cd907073c0e6871b0137b4116d48353b213759e2ac27b326fd970
SHA51288943c43a4347995d7f91511a9e43d90c557d3728b0f5b7d757c4fb84ba75893db9b2034460aa53e15cef37e1b39edc81248d312bf0ef51a3bdb88bf6e788fbd
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Filesize
375KB
MD5e918697e12648ca42adb82ef89b943da
SHA1548ea1afe44c3440c9bed62d388f9bd290c7594c
SHA25608b8663865335fbf593330455a443928d39b752a0e1b8cfeba485e84d45db5bc
SHA51272fee0005b54062b8ed67c8fea2b3416ee0c74c28a54491722f77e9abf6634c5e40bb9a02cb75cd006491fdd68ee90f5e3e026138fd6b3b2d36b3a9427edb165
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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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
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
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
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
400KB
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Filesize
728KB
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Filesize
672KB
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Filesize
400KB
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Filesize
400KB
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Filesize
400KB
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Filesize
400KB
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Filesize
400KB