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Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
16/12/2024, 09:55
General
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Target
bced16a3e285ecc05a7ae8f7f597b45fc3a150b66409747239abcca5692c66c2N.exe
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Size
218KB
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MD5
234ce9332a7fa83f01cfdced0bcfdbf0
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SHA1
574487ad632712e741e3c2be966b3e6258af4d22
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SHA256
bced16a3e285ecc05a7ae8f7f597b45fc3a150b66409747239abcca5692c66c2
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SHA512
e3d3632b6eea3809cc48313c01e48aefa0636b37a4f23f11105e779d22530a9928a828cf77a52b0e202c482ebf7e5845dd77dd488e2781ddb36bb8a185cd682e
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SSDEEP
3072:Avm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:u1SyAJp6rjn1gOObn4b6h9h
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\bced16a3e285ecc05a7ae8f7f597b45fc3a150b66409747239abcca5692c66c2N.exe"C:\Users\Admin\AppData\Local\Temp\bced16a3e285ecc05a7ae8f7f597b45fc3a150b66409747239abcca5692c66c2N.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
24KB
MD5b841149e27cad2242b71d8e16c27377c
SHA1487dde9842f352ad8c843f48626d46b4a84edf81
SHA2561405ad167f18734489f7eac34c2007143808394a4bd02f1c03f1f3103c9d2574
SHA51275ae2ec34262a87770a723ea784f11b4a13ccdbdfea021565c4669cd9976c05cf769ae518485a3eca2cc99479823f57f859967e1769c157c063506fd78bce05b
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Filesize
1KB
MD5658e65f556bdf11f20e6cd59eeb681ef
SHA1e89cd8623b3d00a1c9865a53e6716ecc127669c0
SHA256c24b0b341b698d8b90708ad46f1c2507ba84dd7ec65fb8dae2cff8811b5fbcc7
SHA51226b9ab891de4245e9ac849b8ae2278b47c00b02c70d26b0f2cb329b7bc86d97eaf73702e34a5e0695d7c2764a98dc6bb9b1390a9e7cc365bf5fa41026af12144
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Filesize
218KB
MD5f04501c973e7ce72628c9aad12b60fb6
SHA10ba0dd57d420e135b0b5bb380f30a08883934d3c
SHA256e9c0596bc4f952b3e7a5e123b680ba60f1e97d1a1819d1a15c5f13221f96f5ca
SHA51298ef50cc17028302fde0797bed5729cb9c7e90393a0256096ac822f380415c3ceb1bc2223cb1883ee5569f38399791c4d245609363ac623c43b566784ce1d6ba
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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
1.7MB
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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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
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
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
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
728KB
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Filesize
728KB