Analysis
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max time kernel
110s -
max time network
116s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
17-01-2025 14:43
General
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Target
2eb32a53e25133b09f86d0e1737f65023d3fc99b0d9561657445666ad57789e3N.exe
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Size
355KB
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MD5
40862bc02e4b639466200bbdd778de30
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SHA1
49b150178a52ff2017ca89cbce2245d925d5f62a
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SHA256
2eb32a53e25133b09f86d0e1737f65023d3fc99b0d9561657445666ad57789e3
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SHA512
6871f4b6f0a822c13424c4368cde61bdee6f9a1fe5772c3b0392b9255d2a11c8f654f4c3d8e8557fe5567822eebe8f13bfcb6049309f931b6817db00b66a6946
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SSDEEP
6144:43EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Ei6:DmWhND9yJz+b1FcMLmp2ATTSsd6
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\2eb32a53e25133b09f86d0e1737f65023d3fc99b0d9561657445666ad57789e3N.exe"C:\Users\Admin\AppData\Local\Temp\2eb32a53e25133b09f86d0e1737f65023d3fc99b0d9561657445666ad57789e3N.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
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
61KB
MD56304bc3770bf6c6a215cf4eb298a14d5
SHA185e3c744091654f9035fa22d14c0d792fd402cda
SHA2562973b87c24fe1de37979fbea4d70d25cf34eff636d457715c75d63e8a76761d4
SHA51282c72a31dcbaf25dfbeb839ebed89dbf6f49d1622c9f9c077c5b2021afb85b52c7c7534c83b6406215824314c8afd7230869d8637817433c03036c3c389ad638
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD53cb93660292a15f907d8585b48d6f239
SHA1d636ebab16e5b4ae90ec8cfe3ef2970ced6e25df
SHA256c8f5780c399631ce5716ab9802b517974bc554054bf43f295c22f388db939a81
SHA512ff7dccf08866336c517e14a9ba8b58a98a06ac8d14b328d73990746a8d5453f656bd0bfe9c922d2d6a11911da53dd2fe160f26354b7f33135e912489d18c25be
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Filesize
42KB
MD54df8ae78a237c492486c1730dd357e73
SHA1189476580f67d3ecdf2c1c60b53febf905272be0
SHA256423d07e9722a8a311c1e784121bca4690f3d46c97855d7fb29a2142b01ecec34
SHA512bd87702c748dea581b343aba5c2aa1be150e4ec64388de7730621ae355b67b6884a221e2be0f63f7dc9db186ec953533716ed6e13a6d79461c0a8f6478a90ca2
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Filesize
355KB
MD55cf3bcb19d378c73e90345e7c9a85d98
SHA1fe846dcc193ea8a6470bc8bffdd5b7caf430e138
SHA2565b9285528854e4f78ee2f2f20e2c051d8493a45ae617ddc80f9cda08e6166847
SHA512ae630853be66aeacc6f000b9f5da349fbfb0cc386d9d8993c17a5e0c94b1a952ed1d0d6ba49b3c83e2fab1a0d8d230604b2093804a4b8f0afd32d12fadd6aed5
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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
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
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
380KB