Analysis
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max time kernel
105s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
16-01-2025 15:30
General
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Target
216a1a582a9a6dbda4f2f68caf8e63bb2fe1aea61f628e7e22be940697898f86.exe
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Size
355KB
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MD5
b17937513b5264318123478419c25359
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SHA1
0b34813ad6fb3fd586d115477cdc0a17d312f69a
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SHA256
216a1a582a9a6dbda4f2f68caf8e63bb2fe1aea61f628e7e22be940697898f86
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SHA512
157a4b701c99218209e7ffe77318a4976b0e0fe54f45826f94fcfa3244bcd8792806292608e8ed3ff9cff45abc7f3a288fe59107b712317e0340eb0d1f6a5a82
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SSDEEP
6144:43EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Eiq:DmWhND9yJz+b1FcMLmp2ATTSsdq
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\216a1a582a9a6dbda4f2f68caf8e63bb2fe1aea61f628e7e22be940697898f86.exe"C:\Users\Admin\AppData\Local\Temp\216a1a582a9a6dbda4f2f68caf8e63bb2fe1aea61f628e7e22be940697898f86.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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD5a5f57dd46550dfb571dedbcb73253018
SHA153932c2e3b69ce30deb0d87257794f635bcf29e8
SHA2564360de1d6afb30800d86e490ad082dae5789108abb65551a29941d6b5c71aa9a
SHA5124936150a9b90323bccd9b67294dd158110a97a5fa8b9fdcb72e14e398b3c6a298d6b8e9fe85bd8358e387571989a9edd4fc3d673c987e2ec6dcf00d2f16c6429
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Filesize
42KB
MD506fb23c9d3f3acab7739374a53b15497
SHA1e344ebdb9fe2fec294653c6b0294da9a7b0a70bd
SHA25603b133f9c95d6c6ad9ccce645fd90f4917f5f283e0b8a17c917df6993514dbf3
SHA512cc145db264c4a60815a3b8a149300c11efcd700cc542504e07149b18bcfe2fc1ac9a8450a9dca5d3eff7e22f73cf2811291085128d5f6c9674a6ecddde224aba
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Filesize
355KB
MD555dafafda6ddfcc7b4c0e940f0143c44
SHA1092d82a69da757a97ac2a393e7449f01734e7661
SHA2569daa3a75e30d354d74bfec875360a0489b20aba1aa1e25f6fca0b3ed18435119
SHA51211540bbe44a319021aa369e9dc64f630f990aea83dc944f8ea6d184b05b80779dcb5efacfa9f8ad48bfd7c2d13785ba27fe85f6eda5be84b24820187fd717217
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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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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
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
380KB