Analysis
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max time kernel
118s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
29/10/2024, 02:56
General
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Target
39b50a694cdc91ceaaf66710fc8441810715083f7fe76fa2140a9a907eed6dd3N.exe
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Size
218KB
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MD5
40d9c5f48946f33a46dde24d6b80f980
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SHA1
10f200e2f6c31e13f301e256c9c3f95042884e6a
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SHA256
39b50a694cdc91ceaaf66710fc8441810715083f7fe76fa2140a9a907eed6dd3
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SHA512
9908428851ae3477b80b8f6cbbe56c8b3bf172752dc5700540906fa3b1b919803b8f606856499894a353f23666af2bddb616249c01c6f9fd8b8cd763b6284a51
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SSDEEP
3072:wvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:e1SyAJp6rjn1gOObn4b6h9h
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\39b50a694cdc91ceaaf66710fc8441810715083f7fe76fa2140a9a907eed6dd3N.exe"C:\Users\Admin\AppData\Local\Temp\39b50a694cdc91ceaaf66710fc8441810715083f7fe76fa2140a9a907eed6dd3N.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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
24KB
MD5bb69895178b32e7057d35d081c5b6e78
SHA1c7df04308b33cbc8248e99931453f964203f0369
SHA256fb98ff3dcf6d8106e0d16b7e2843e68ce520fe9c71ff4cf99dcee179aed87efa
SHA512d464b683da76622c84f70f317595910a98cdf4fbfd1c0c4307043cb255c5946ae599d0126b78eba798358162bff37b20d2278f9ff89490b904ef8721ba923435
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
41KB
MD5a5ba8889045fb5691dd4d2622ba9a18b
SHA1ec4bd7750f78d3776780010c5fa41e0a6fa7cc16
SHA2564a3db51ccb4e270db19ba95ded411b68f9bda1cc9cdc15aae263d237d51d2d3c
SHA512e5491938d20c4f39836f37aca2665e19c03ae97f04aed55c53acb777c5a1efb1939c0ad1ba4d8e8f8ae68c83fe37c03b62815c2d82b9cbc1e62b36e693c6e2ba
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Filesize
41KB
MD50704aa06484e64fe410c53d8abbc3242
SHA119ed2e6826f4ab5525dcc59397604d863a31d71a
SHA256cf490db30c7bb32097703d1783c0703c054cd3feb0a911ed0376da8ed70de411
SHA51221c0a523291bd9f9fbcb0f64f0d24b029f52bf1a620f11d0a605dff3488ff63c92c3de437d43825f8ad878e832729c50d5d8be168a331778eb6b757e8bb8c355
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Filesize
481B
MD54e91a823efa9b4bb3d7fb7c130b94cb2
SHA1c37c79f6103d3851714aba085055ab750a63a375
SHA2568aaab5d653d83942d0791fbffb53dd4241b694dba6169433ec1d9eca0ee66383
SHA512db6086cc7e1df14bcc1bb3f8f9bded80fd84c6da24b73f92f30fbf31cc14bbd6620309a71e8ae1bfc52158eee524454a217567b91658ec73f173d6f74e5b3b86
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Filesize
218KB
MD5685a98d9f1116bad490698ee91a41de3
SHA1e85e31325f68cd5cf83010db09c56ff7329f9352
SHA256771033f501bfffe896a65e611e8b052432e8e29a9437945128c491fdcaa42a2f
SHA512f582b9923db5ca2364af57029d78f3f8d1e30453effe7f412d0cc985b7de808b31376b4c68b699c534ec0964009541fb7edca471af616a75ab223c9c5c5a83b1
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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
1.7MB
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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
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
324KB
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Filesize
380KB