Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
04-12-2024 21:37
General
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Target
4373aecdaac6a2bd0f6d5c91e9b0a83f31dccf57106013bcb1c791dd8f539cfe.exe
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Size
218KB
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MD5
fd4193f336996b320add414a2827d7dc
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SHA1
43bfd3fd74743af396f487f9910968f5aa2e0f87
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SHA256
4373aecdaac6a2bd0f6d5c91e9b0a83f31dccf57106013bcb1c791dd8f539cfe
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SHA512
fe495b7c7b68db0559b50940293e7fc945afbd6d9afd4c0cb067ddfade8c48cec436c2deb5ed2b727fc65371c2fd263211894acbf8702d95034129db97d9c888
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SSDEEP
3072:Dvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:71SyAJp6rjn1gOObn4b6h9h
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\4373aecdaac6a2bd0f6d5c91e9b0a83f31dccf57106013bcb1c791dd8f539cfe.exe"C:\Users\Admin\AppData\Local\Temp\4373aecdaac6a2bd0f6d5c91e9b0a83f31dccf57106013bcb1c791dd8f539cfe.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
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
481B
MD543224d1d2b0013c3e18d19963ad42710
SHA1038d4e94d1abd349e107ead77288ab9b77124804
SHA25615458826806e6a113f87ba1411a09fa7ce109f54bde59b4166f807318e58f8b0
SHA5122d80a9a88e1a179b10154c4e73fa5d0459a8d0b7b67d2e038e76e451eeaddcf35ecd8eb2b918e1e3ffe7a11910469aaf746f52f513bc63616d12f7f5cc3381bc
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
24KB
MD5a2fc32feca482fb171975a9562cd7991
SHA1b3df8e45beceb3f64d905607ae9e7b580a715bf0
SHA256cedcef72dc8f41f9352758e1bb9cd68932a1df313fd771ba6ffba1bd4a531d94
SHA512c4adf90fe2f2e412826209a8fa64d101dfdab5fffa1fed7306d764bfbec54e0388f91d63208e8fe34a3c4396a43eb6994a168ee21deeae4f7ac1a90205ffe9b3
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Filesize
61KB
MD5bad5688284c71f110541f3f3bc57376d
SHA1676d3e640a83d4bdcc13aba288ca03c3d8055c1e
SHA256d29c8bfa191e0872307a7dbc6063fed208e3d5a3c29cf58ae62b67c3e7f281be
SHA512815040e8a500dd10d5f96a706cd2cc2e3c5d3d0af10046f5cc0d7104ced06a9bc9a3e8978f6427d8a09b551c68946b2c2d716fafea80f96d9105cc24c2c755fa
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Filesize
218KB
MD5698f2c937d5f3949a4e050f16225655c
SHA1e67005d1ee6d2c99c1ed6d5ea090596a4a3cbcc3
SHA256258da3a8962166d9aa67c1829e823aff244c95a6938aae6737282524be1cf76c
SHA51234a19b5b3cf9769f4a89ddc803b110cda3fab81bfbdf2da20f7bbec33ca2b9d9945ad78ea3de9c9f492d8688cdd8f1a7e8b88d1c9e5bcfd7d554f0d3c967406d
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
1.7MB
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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
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
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
324KB
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
380KB