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Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
18/12/2024, 07:02
General
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Target
ec9cb69e3e2fc14486953cc12f5a1bba5f013371ebaff2636e9ee872daf95767.exe
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Size
218KB
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MD5
c256173d8e5d72fdbd013702d022938b
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SHA1
9b7b7ea570796e2745024486b8ca6f5f531215ad
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SHA256
ec9cb69e3e2fc14486953cc12f5a1bba5f013371ebaff2636e9ee872daf95767
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SHA512
06f31077bcf66c1e0cdfc9b7fca424d6262ecc149ff468289959ed5aa2bfd5b315080609963bd3aef36995f8b5ca3d127954978aa1cf002c29dd361ec3b8d63a
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SSDEEP
6144:mEQBDdO1z7L/EIhZDE9oLfFWlMZT7+DGaMwICi:mEGDdQNHEwWlMxYG/wI7
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\ec9cb69e3e2fc14486953cc12f5a1bba5f013371ebaff2636e9ee872daf95767.exe"C:\Users\Admin\AppData\Local\Temp\ec9cb69e3e2fc14486953cc12f5a1bba5f013371ebaff2636e9ee872daf95767.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
218KB
MD5a1309982afe3d2499503d4b00d459e9e
SHA1f87c1414f2b2962ebee07b19fb07537632563a91
SHA25676185f237ea45bb54d4aea9d69804d7672f42ed3062c213b7011344271c03c89
SHA512b13e6e6d45099aa4a261505e78ea70da2b6dcb5ba4d1339d8ee40e17caf498105b1fdc72a4d3708bc74d8701fab2d9367fc9e2108a6b68a817d6d73ca100a2b9
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Filesize
2.8MB
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Filesize
324KB
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Filesize
380KB
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Filesize
324KB
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Filesize
380KB
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Filesize
2.8MB
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Filesize
2.8MB
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Filesize
2.8MB
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Filesize
2.8MB
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Filesize
672KB
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Filesize
2.8MB
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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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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