Analysis
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max time kernel
118s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
24/11/2024, 17:16
General
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Target
ac37cb2a4fb22b0e1e5bf7e0b77d641a174d147ea6e6e1a6744e24e05bf73755.exe
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Size
375KB
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MD5
43a8b930010a91efcc0b8d4ea21ba8ee
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SHA1
d17eba5a74a6a297a000f64b2dc863405f6140ed
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SHA256
ac37cb2a4fb22b0e1e5bf7e0b77d641a174d147ea6e6e1a6744e24e05bf73755
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SHA512
28677edf4d2972594835d03e6e2b721cd2b87f48d73ccc53dbca8be63b719dcd8ed50d440c5f9ed4d95106b09275da6f1576726e2fa840c530c40ece25851c01
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SSDEEP
6144:T3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiU:gmWhND9yJz+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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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\ac37cb2a4fb22b0e1e5bf7e0b77d641a174d147ea6e6e1a6744e24e05bf73755.exe"C:\Users\Admin\AppData\Local\Temp\ac37cb2a4fb22b0e1e5bf7e0b77d641a174d147ea6e6e1a6744e24e05bf73755.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
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5d6121a36192662141c7460c2dcd69caf
SHA1e9958585412ecaee32379c57bd447236937ceaf9
SHA256c2316ac0066f66f3c3084f7bb02a02ac25671c5346b8b88cbadf402372d7e586
SHA512a2e58adb98338c3b61c9d950e0cc5fa045c438cc496205a2c2739224f8e06d1092ba6406454067b630690caec8ff28e563f4a8b802fa8bc4f554fbb558096eb9
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
375KB
MD529a2c8f1a2bedd020be082e4e5085453
SHA1970c4e943ce41838e7c5820b0780c6caf35d476a
SHA25637e49c37cc83dfe8eea9cf78cf7754ec0d535c2269e9b912b6e28ed701fb2d3e
SHA512af77f4ce2f8622c4575a379015d995536c73dd2e4d5603972a3ce7858f6865734b6e5f9ad89e4b138c284ed3332c038a4a5177b795fee0daa987d8330de15840
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Filesize
400KB
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Filesize
400KB
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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
400KB
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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
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
400KB
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Filesize
728KB