Analysis
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max time kernel
0s -
max time network
110s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
19-12-2024 04:59
General
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Target
39b5dd36dc632eb90619aea4e4d1c5d526531f6db151c3ce5538e1d56020c3e5N.exe
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Size
355KB
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MD5
71990b92df7a81894ec4562c1247db50
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SHA1
fc97d5efb184e5d870b1deecea3b00c6d706dc63
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SHA256
39b5dd36dc632eb90619aea4e4d1c5d526531f6db151c3ce5538e1d56020c3e5
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SHA512
8fc6892e733dc04908cb743eb39b1b8f08f7c4f13242a297b0d983a69509cb905ea16088189f809d170ee20a55e46b011eae74bb22d94fd593e904880dcc2a7c
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SSDEEP
6144:UgEmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Ei:2mWhND9yJz+b1FcMLmp2ATTSsd
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 31 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\39b5dd36dc632eb90619aea4e4d1c5d526531f6db151c3ce5538e1d56020c3e5N.exe"C:\Users\Admin\AppData\Local\Temp\39b5dd36dc632eb90619aea4e4d1c5d526531f6db151c3ce5538e1d56020c3e5N.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
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
42KB
MD5aa97264ba51b23035b611b2ee7b66ca2
SHA185478b79730cac294014e4f15386d5522c3c2498
SHA256df90fac8c3b590c878c0f10317f9ec4d3a46f071b1721f3fc13e6825c23cf3a2
SHA512af54d0c5174de4b09cbeb05a2ac43857b5c2f99398cf3879881de7fbbed24cde8f9c89abac671dc005471a0b84b6c3f1fcc028e0325a01e24781973691a8670f
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Filesize
355KB
MD5b9944ab74444acef035aae30f5bf74f4
SHA112057360c203a17e31d2902408c16b88363beca1
SHA256550e30fa6e0a90c8a503c2c6a5d56683953454fe7f679bae2bd77caa1baef1ea
SHA5122fa20f06a5cf263fbfa483c2d0de3f76d1d40ea13aeadcd4f31a97d719d99f316389bccacc969138aff3f29a1f46958fb90057b32d4f91893072820f37b85938
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Filesize
380KB
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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
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
728KB
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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
672KB
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Filesize
728KB