Analysis
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max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
12/11/2024, 05:19
General
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Target
4648e88412c6914b7c9a92460c62eff643d935d5f92ea8ab7994a1150837123fN.exe
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Size
355KB
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MD5
0e5c809ff52a6e2111d861d698abb8d5
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SHA1
6ea54f8298a5e3a6d182cd1f2472796bdd7350d4
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SHA256
9fb354af54837123f5814667b64c26de5d0dbdf5d9efe905ad02b0117a23c952
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SHA512
efc7c49a16fad4310e670e70ae9abd03e9222b85ae1de21820abf333c2a8fd4a3a464e4f48ecc09d07e5ebddd88ea9c6e6ae86e09889e5d57ef36ea83a37c150
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SSDEEP
6144:T3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiA:gmWhND9yJz+b1FcMLmp2ATTSsdA
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\4648e88412c6914b7c9a92460c62eff643d935d5f92ea8ab7994a1150837123fN.exe"C:\Users\Admin\AppData\Local\Temp\4648e88412c6914b7c9a92460c62eff643d935d5f92ea8ab7994a1150837123fN.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
Loading Replay Monitor...
Downloads
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Filesize
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
593B
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
24KB
MD5e3d2a59c57943e1182e1ddf307656509
SHA1f19a981805bc7c19f62ec2b584ceee72116ee4fd
SHA256b43a7ac6ada9eecb33a6f506b4367f1aa5d34e89b4560119fb5ee31ed7c7b69c
SHA51204fa336e5545b671e1004e769116ec92d56d213a88f8754a29d0216c9b5f893c4f0ff2be288abd7c41313df8bc0be6aa85a0da6f6051ccc2f62427a4b7770b4a
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Filesize
1KB
MD51f27e2b704535f1430b6446da4c1d4bc
SHA1e82b94de09514879b8a8075b052586d4fe59d1a3
SHA2562b7fbd8bd1e9763bb1ed7fd858a7adcaaf44cf967f9974f555a78899080ed1b7
SHA5128c8a7bf176d480c8723633909279c18b1be6c1cfd558d815b3a61e7dfb2c50ddadfe8531085d1fb2e4ec5684db9b48c388d6d4e58db978314d0600b01ca1f13b
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Filesize
355KB
MD5805e20a1b951855342996b6c4b2c82ec
SHA14c624df691a9d9da762218bcb17d18a4a7ced7e3
SHA25682137a1e2fd8819b8e56ed9434a2dac4e3f685dc357dc175b734714a4e04f1de
SHA512a025943a3309116122eedb3eaea0200d3b4cb16baa4874e42633c1ea0221794dcfc1c5e61729d6f86d0748c6822a842cd13aef78f26520a50ca08e7c6c94c927
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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
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
672KB
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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
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
380KB