Analysis
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max time kernel
111s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
26-12-2024 18:05
General
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Target
a6327337bf3f0f94bc8305ae4d18cca1b398cb3e06a0891fb2869e1520bcf837.exe
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Size
218KB
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MD5
fec182c8453dba5c719897aa1e612cd8
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SHA1
7433c145acf2e6deb9a729d09c3b8d48f8327ec6
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SHA256
a6327337bf3f0f94bc8305ae4d18cca1b398cb3e06a0891fb2869e1520bcf837
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SHA512
164c8ad1e1a08e74b4e710354c396eddf1633d80d45c662743e2e0707adbb99d2151fc9ff7c16feb1908c80b1d5c297a8b078e2686276ccbe73648729c87c9a4
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SSDEEP
3072:evm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2Ha:g1SyAJp6rjn1gOObn4b6h9x
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\a6327337bf3f0f94bc8305ae4d18cca1b398cb3e06a0891fb2869e1520bcf837.exe"C:\Users\Admin\AppData\Local\Temp\a6327337bf3f0f94bc8305ae4d18cca1b398cb3e06a0891fb2869e1520bcf837.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
1KB
MD5ac01adc3edc9b7716adbd89849989c35
SHA1b71bd76a61e6c8a6fe2ef79b884debb84a78d508
SHA25663b485ce97bae6c6266b766b9143009ffaa3d25599973ca78b47e053b8a324f3
SHA512f551b80c5b6f909af55f563849d436797750a9ff1177e99d038986aa9498f32f1c1d87354d7467a529cbd7db5c70c0ca45980365bc1e2382eae87563b7d19d73
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Filesize
218KB
MD595a3777f2f56dfd1d76a241d60779973
SHA12fa54f439e2ee8a1cc03e385d7194c751130b712
SHA2563616bb60d3e412df5651bb2d34838a91b9b02c757d52aea6dfef095624f0d81e
SHA512aba00553ffaa31c5715301e9cd240a374793a73809852ad2a5ae77b1b313a06baa5b1eaaddef501edb4a2c05b360701025e4d3400fe1b02d02fd734233c2fbee
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Filesize
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
1.7MB
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Filesize
672KB
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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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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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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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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