Analysis
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max time kernel
141s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
31-12-2024 09:12
General
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Target
3df2c33b0409f69200e6e14f84bac6341b13d815d1dd1ad682347690df1a7491.exe
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Size
202KB
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MD5
87f050e93a8b519fccde9e89525ee260
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SHA1
c96edc9fa350e39d2c561d15eed92bd702fa8ea5
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SHA256
3df2c33b0409f69200e6e14f84bac6341b13d815d1dd1ad682347690df1a7491
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SHA512
cb4d047038fc9e5939af938c619f29fdf34848a25afc7d3dc1f50c876ff331b1438fece326e152fad8524c60b3bf829a34a3dd2a287307ac5b62b82417eb23a0
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SSDEEP
3072:H8nh2Hrp3Tlp+soN3BY2ZBHetwcyf1w5DYRZPQaQrhu8ihDNugrBVgc8gbmT2PcU:cnw9lEs3hhyaubQTkhbrBVL8gbmT2PcU
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\3df2c33b0409f69200e6e14f84bac6341b13d815d1dd1ad682347690df1a7491.exe"C:\Users\Admin\AppData\Local\Temp\3df2c33b0409f69200e6e14f84bac6341b13d815d1dd1ad682347690df1a7491.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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
61KB
MD54b46c54bd4718376a8493d87e530ff14
SHA19b582aa56835b0cbbd8d5be9b61aefddc6f95ffe
SHA25624eed656c7719c4c62413a8fcf7a5f04f47664feaffddc287edf931e76bf3651
SHA5128cebcaa6143456a2727f38b24d088d615ff91e4bae181bd5a09f1fe8de9ee6e20d4e84c81e0d2e3085045f75b22f149b855fdfa8866513d203aa458fb43ace63
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Filesize
24KB
MD5a8714f244c57f2a0040324a7a0e27db1
SHA1a05f77f9e0013475842db961ae926d9c22117980
SHA256c4fd1680db5b56c1221115762489571911cc2ff92bc0143c31d0b3fc9f9f8783
SHA512976a862c8e50efda4fa5eff50d5f62501781646c2ab6d28015fe8a28d6815a6a9d134503d95d2b980e54ec0017058dec126cd3b4afa636a2bad2c0184e9e3f32
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Filesize
42KB
MD5cfb9184e4e8e3a3e957230af5a831a2b
SHA17750b60e201f835ab859bb3e92993ef04f7810b9
SHA2561a55b097544fc5eb9a753796e3667f420e33c167e7d23e56c601f5831de74690
SHA5121cd701aced40fc0fc1db3a3bbf9250f2cc92022cd1933dfbf66d108e31409a2d6d4418e0c535d5fc3735088ff1fbefce4ef01c8f7181e3f3b6bad7afd08ab8a6
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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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
202KB
MD5ec3575423714f15a0049e8c789e31a4e
SHA1ef7339ec6a77550d03e6c37d217b6e360a86acbb
SHA256ab2e71c8a6cdb5a6d7cd22e4292fd507b26251442cf9aa2a72deed5d75582ea1
SHA512a514b8d3e4ae21408664e6c3af634fb2f7aaf1ec6027e59586d6151dcf2d4f3f8056a7e404bcfadda086c1ad9d15f701e210ecb6326c4cf6a5f55fc5413d918f
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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
728KB
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Filesize
728KB
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Filesize
380KB
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Filesize
672KB
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Filesize
380KB
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Filesize
12KB
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Filesize
380KB
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Filesize
380KB
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Filesize
12KB