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Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
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submitted
22/01/2025, 03:20
General
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Target
3239e70cac2a84c0d5c636d0bd332a7d45ca4e33a12bdbf777c1a8b087a72517.exe
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Size
218KB
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MD5
b97320133a4094f0f02e6953a8720ce6
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SHA1
f39d78b7185d281fc4494ea49ce7984d046f87b0
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SHA256
3239e70cac2a84c0d5c636d0bd332a7d45ca4e33a12bdbf777c1a8b087a72517
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SHA512
ccf32fe040e5b97474affc81195de2b4a1ca382d7fad3fcaaaca879f9cc03193cd88c62854061a88d3a22ced1040b721a177717892f45eaeaf36145f84881296
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SSDEEP
3072:/vm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H+:X1SyAJp6rjn1gOObn4b6h9z
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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Loads dropped DLL 2 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\3239e70cac2a84c0d5c636d0bd332a7d45ca4e33a12bdbf777c1a8b087a72517.exe"C:\Users\Admin\AppData\Local\Temp\3239e70cac2a84c0d5c636d0bd332a7d45ca4e33a12bdbf777c1a8b087a72517.exe"1⤵
- Loads dropped DLL
- 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
481B
MD54465a452394b5ec0a7f6efc5c2b221b6
SHA155e64d284786a4499d48b9e1adf315931b39b722
SHA2565d0842a73ae0d49495b95c0e88dd024a65a76bd9347a26e0d72407be4bd70ae4
SHA5127912323aae167e8b0a27f76025ff500e87655514108ef5a1ee406fa4ea1c994791fd940960ec7683122410e1f4dab3141656c10d5fe1edccd37e6dc86778230c
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Filesize
218KB
MD51f08585605ff00b930f25c84fab8fc38
SHA116a08efd253446a311651e731dd40a36ef0da5fa
SHA2567cf4f2d4d622137f95ba79efb18d6e4c7503214fb29ba7bc31cc22edd3c5408c
SHA512630bf043f67c802b2c1dd1abe106f73eac88d4837402b164e346b3a38c751fb2008979a2797f415cb4217960629725c01a14726fe7198413ec33186136a0aad4
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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
672KB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
672KB
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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
1.7MB
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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
380KB
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Filesize
324KB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.7MB