Analysis
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max time kernel
111s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
02-12-2024 18:31
General
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Target
e22950dbb30755a4100a6074109016542dc533734f1859269abab59ccc3a3958N.exe
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Size
208KB
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MD5
b3a3e585208b4528c93d43ec8278f910
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SHA1
ad203f1241415ba626147a1b967df55dfd92630a
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SHA256
e22950dbb30755a4100a6074109016542dc533734f1859269abab59ccc3a3958
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SHA512
fe68dc717503b30a83ed476cd519ae0e9a420912b49eef535aea855228e2a9f45a20971a86a9e8844c4161217fc2e85b63135a60baf1a6098b3c26ceac682716
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SSDEEP
6144:sa1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfkQ:sbapK0JCmRcU9vVokfb
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\e22950dbb30755a4100a6074109016542dc533734f1859269abab59ccc3a3958N.exe"C:\Users\Admin\AppData\Local\Temp\e22950dbb30755a4100a6074109016542dc533734f1859269abab59ccc3a3958N.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
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
61KB
MD54c8865e4d40e3fbccf51a8224604c088
SHA11d0acdee2776a71c40c084bf44ebe56010e492c2
SHA2569502f5bd0def167ffd4fe6478ac43fd73f8243db718feba056b80f6403cb99c6
SHA5123d583f177493ccf10929d734a7b77961f56ef85f1bf975bf967f0de2e9b6de332d96680f571226e8739b92c882c9684bc711332afe49c6422fcf523857133c30
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
1KB
MD54f1e8dd342d10969dc09e29b63f5f083
SHA10cff6bafa8cae83f0e2cdc34115f719f18b8be59
SHA256e9e9e521886b2860bbc8a55b0e72d8cc538ba1c50c9bc3d157002b588f663cf8
SHA51235d8d062472c059f7e9a302b36d8dcc41641f811be32bbc16d62e977f064b04cd7c9f7cfe9d17d7ac3be45a02c69ce7468a46ca9c2877a0be611cb8257c0dfa4
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Filesize
42KB
MD5bcef31ddb5cc59f0b2c6459da72c265b
SHA144fa73717db3bc627cfd8b2c7a39c121c323cb04
SHA2569cd992a092d2a6a363f4e1d5d1cb2b0eeda08cc2a51cd6761fc71a114ea3822d
SHA512663bc984e25c1d1ce9b2a18439634bee6eef45dc41ab7a4197c58064a852a8577e0d94e20ed0de1847e71e5ed5a0db1b9e118f272c804109215c19b3237c47b5
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Filesize
1KB
MD5138e938ecc10ff8fa0f924f6e06cc619
SHA1a1ce8baf6ecdc2fcaf0f9a8b63ffce9c0f472e19
SHA2565e62630de7d7a721bf6b2244458cbd1bf74e3665a7f063433d51e85f6c9b3125
SHA512960579a3d6ee2d43ef70816c45cdba9d1734819b5fc21949f2edfc9d0bc3515c58b78de7366f479871ce6fac43d58a8f7ebb30fa69959aa494a4c1c0c7dc2ec7
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Filesize
208KB
MD531eb114574743a9fe42083f74d3060e2
SHA1d90ee99e2a4a616725a2fc15c4728447081bdaff
SHA256c8a6d070bb7c83dc71056fb1ceb88e68cf15068e43dba5e182a69b1b8fcb5a04
SHA51294f48ee2ef9de8109e5c4dd8c6e87d4fd174c8c0dbf7262abba245f7950dba4b92e2b8e585c2b9ce1af1ab26082bbe618b0f9772392f306a1e1cf29e7107ad23
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Filesize
728KB
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Filesize
728KB
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Filesize
412KB
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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
412KB
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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
412KB
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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
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
412KB
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Filesize
12KB
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Filesize
12KB
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Filesize
380KB
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Filesize
380KB