Analysis
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max time kernel
141s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
22-01-2025 10:23
General
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Target
dd3fadf3b31865cc0a7466efcba18a87ef7b6ce1d89f10132db117f5c8fc7e1b.exe
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Size
218KB
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MD5
1e80cff4bf7e3570519bb329840ec7bb
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SHA1
5b0f4bdefff95fdaa8d9e0ac1aabb80857de1d0c
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SHA256
dd3fadf3b31865cc0a7466efcba18a87ef7b6ce1d89f10132db117f5c8fc7e1b
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SHA512
7c3e2c7197cfdf4aa1c3c0dc2719ea8883964706da020def189e9e9260eae8c006a4899fcf355200c15477394a970aebe504e03c9f9dd3291815c667684ec800
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SSDEEP
3072:Xvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:f1SyAJp6rjn1gOObn4b6h9h
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\dd3fadf3b31865cc0a7466efcba18a87ef7b6ce1d89f10132db117f5c8fc7e1b.exe"C:\Users\Admin\AppData\Local\Temp\dd3fadf3b31865cc0a7466efcba18a87ef7b6ce1d89f10132db117f5c8fc7e1b.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
42KB
MD5568421441c9a9425b7f90fd1d34858de
SHA11c0962baf17427ae25485a38bf1332958aee7251
SHA2565716068c2ff6249a07d9c3a9b256280715e37cfe8609116dd6463c3b7a6536c5
SHA5120fce509a855c8d712d024831347e238fb548702cb42736fb753b7c20bf44d278d1902a475f5fa95410f8347ae7ce2ba20086420d91a05554837758626adb850d
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Filesize
481B
MD55dfc22377b09ee60e0d1c9938347f10b
SHA139857d98aa1d89a0ebeb4b39f379816f917c6939
SHA256fa7f5453eaae1da8be5766a469557d6fc09a8a5b7f41369ba6ff4c55e3c76f24
SHA512695122112cd698b8c73b83b71eeddee5b0acb0e089f3f5ebaa04fe00f045e10bc0875b869f7f538c98ea01ca0dd75525851bd55db08f754bf555e4fc5ba98d6b
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Filesize
218KB
MD5d36441f6358e80b2a2d9c04ba73edcb2
SHA1779bad607a7b902d9a632691a80ed487fb5cf371
SHA256213ee20a24b9ac6e18ca09a04dbcea269c3a22c3c60ba811862aabe2b67e1b91
SHA512b1e9340c6dbacfb7f0f715879dab799d885767f1f13857b2db13619ad4d2ab8553956c012533e3d9876f4fff77e6f1182aff624706bbe2cd7f542558ea97e04f
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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
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
1.7MB
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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
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
380KB
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Filesize
324KB