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Analysis
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max time kernel
111s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
19/12/2024, 11:27
General
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Target
407e7b081e99ef4dac6f89f6cf8505c4cd0d27394919c63c21aa6c10645d7469N.exe
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Size
218KB
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MD5
cce9382abc80ec8bc6b9456607c4dc80
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SHA1
8020eba44e1194060dfc3857b2c5f13045194aad
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SHA256
407e7b081e99ef4dac6f89f6cf8505c4cd0d27394919c63c21aa6c10645d7469
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SHA512
5e98dd8748314aeab74f47bfc9afc2b49bb6c9a4eec3abdfe6a138aeed2eb177677ec1e1ed43bb2e95aaf0f605f1633f9324019086efb011720f797add1be884
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SSDEEP
3072:dvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:R1SyAJp6rjn1gOObn4b6h9h
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\407e7b081e99ef4dac6f89f6cf8505c4cd0d27394919c63c21aa6c10645d7469N.exe"C:\Users\Admin\AppData\Local\Temp\407e7b081e99ef4dac6f89f6cf8505c4cd0d27394919c63c21aa6c10645d7469N.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
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD5236d2ac22224799b7df4a58eaf9bf2fb
SHA1f42cc131cff85e613175636a76c960949a809306
SHA2560ccfa4873a79db8965438f89c917c8417eb12e486378f9bac604496f29a0d3ef
SHA512c57397d80e69c4858632f42c246cd858665aa7948a162b12a1103fcf7a09e25788d1b545304f05eda006fef5b91919265b30e10081398f86ba0cd26c3c59cdde
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Filesize
42KB
MD5da24a3fa958e46d6afb027d16fa38f9d
SHA1cba10917069d772a40670783f874395d7bc34de5
SHA2562c70be18e5ff8473783c43575e5ece8993fe0c850452fc7c21d9492ea21583c8
SHA5123f4d3faeb2830b53f9b043291b2b3121dc65e5ccd5d09b5d4d140ab7f388ebe621f00624db191ccb9cd3a5ff6fd79f2972b744926385df14c6bf8f3645c16bbe
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Filesize
1KB
MD5d66124caff4a5c865af583a471403369
SHA1f58d150f458100ae2dd70a9d8edb76ee7b797e4e
SHA25653853381a3acdb16c4e4350643662571b0d2d20072293740b74c9a81a402e32a
SHA512d18392a8e6cda841356450dbf8bc8d5ce7ce7dcc09cf8bb176ef86fe772d147c825567a834449bae6d029e00c1401e4cde9638de8c6b76415a1133d4cad993b3
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Filesize
218KB
MD55420727a71effbbd32ea6b37478789e0
SHA119a7e562e1be5cf3a048efde6936dcbc5a23ca09
SHA2561e4ff5a23fbc17352fa733450f78f00f03d370bf28b9d5dc7e621581504dcdf1
SHA512b2d01aa4dd2141637e25d222a8b3850485098c423d8a5acf1a73d9fa74abf246a68f7cbd28bc6c09e6f5b7820426b2ea8aa70cb1963acb1cfa6bfd3afab61bd0
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Filesize
1.7MB
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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
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
728KB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
728KB
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Filesize
728KB