Analysis
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max time kernel
149s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
04/11/2024, 22:25
General
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Target
4f9c037d768e0df5ed01d57fb14ffd98f235d77d1cd96b1972ef4615c0736df3.exe
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Size
217KB
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MD5
e8ccec5745e66378a2082d22f51b642f
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SHA1
53ce61567905c21963d706966e9f102c93cbdaa3
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SHA256
4f9c037d768e0df5ed01d57fb14ffd98f235d77d1cd96b1972ef4615c0736df3
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SHA512
7ae6b14c7acbd5112efdff4a3e3866fe79a88cdd2bcafabbc5b6cf5a0fbb6d9e6ef99926cc18cdfc7ca7eebf436947f58b1c3a3fc8235d34a99cf22e880a16d2
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SSDEEP
6144:KrRaTyDOnlo7eM+mlkWgRXOqobzWjozm2ulYM6Y:QsTbzu1glovW4EH6Y
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\4f9c037d768e0df5ed01d57fb14ffd98f235d77d1cd96b1972ef4615c0736df3.exe"C:\Users\Admin\AppData\Local\Temp\4f9c037d768e0df5ed01d57fb14ffd98f235d77d1cd96b1972ef4615c0736df3.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
481B
MD5ddb5ef0688641d8e7ba06cff071ea9cd
SHA1e66d8f866ae1a5293f11dbc4aeb08479195476c6
SHA256df14e47e61e33b2c0d1fb4ebb485c87c8dbebead0819b838f621ce1dd1b6351e
SHA51201f5118dfed98c5992047382ccf053729e0bce64b74fdbef046274bdca573237cab40d51893d577a37034417c39894ce6adc429d632b8bcac01389935a2f14bc
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Filesize
57KB
MD500bcba98a6bd2d4ba2dfcf024adabca6
SHA10d465023be19ca9d57d75bfb149960c782207486
SHA256cb8b1dcc072d003552b84d7a5f76e8cbebc48a85de8d9e76044f0924d281c1be
SHA5125baa46e05d3a8d1c418b9081235ab509e3930dd8a52c2fead0c6b1e5312abbec1fcb8ab99739a72bdd689001eaaf2a8af680a25a032d22d854573d04d73a7fc5
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Filesize
1KB
MD5262e37dff0c5a4eb3a3ba9e1f0e6f0cf
SHA1eda4091c356d5eaf0b5164995c017e32029afccf
SHA25619689739d30531e51b86042d379a4aa400e6415f95fa8c987d42b4c1648421b6
SHA512ff238cd3ccd61134355b82fd825a77b534d989dd150c62af52014226531460e0a2717e99e9a8deabed245a1e423274502ad9e96ec806f689d72e3b085456ced2
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Filesize
481B
MD55c217fc27145dacc1f0a66c07d22ba3b
SHA1efe4d34fcad1ec40b2a0f3d2829b982d5f566a87
SHA2568f4cf9dc24cf893f8a84cdb1542f02e07877e36eb118502cda7f2c28984032c2
SHA512d700319a6b3a7f8eaaa9342ec11b2790df408a7992ca29bd2cc4939f3160c0ca88caa6d578c5759c76e93d49a5212c251ad18b1affcb4150332a3a13a6245a79
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Filesize
217KB
MD533140f210bdb8fbdeb5dc39543193342
SHA10453012bddde1bc17af9381dcb714f255e2c08c6
SHA256fe74b515ba8a481c9dd30433053a51e5d588aefaf973e9376c73217da84d5759
SHA5120c92a99963b3e14e99a144f3f831c2afd42b0878fee866689588c95150a27b73fa7b16b67d430ddc612c407f5e213eb50de79674df1d2a8adeaaf2132d536931
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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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
1.5MB
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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
1.5MB
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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
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
1.5MB
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Filesize
324KB
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Filesize
1.5MB
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Filesize
380KB
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Filesize
324KB