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Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
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submitted
31/12/2024, 23:38
General
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Target
710938911e2fd9cb8ff4b49bc31dcca5f9b399d81e56b672df1bef0a0f18c315.exe
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Size
218KB
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MD5
3260631c07ead54f263c4bc1dc6a36ea
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SHA1
34846c5c595e2580a3eac7139d61ec8afb63c386
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SHA256
710938911e2fd9cb8ff4b49bc31dcca5f9b399d81e56b672df1bef0a0f18c315
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SHA512
7cddb0dd9c0ef579ba0df925d46d742f0abafc9c9d72df4dd16da8f82230ddc1f8554ce4fbcd38c70c5a3f4aec30c5e48d3726c0a182b4207094fd60430048cd
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SSDEEP
3072:3vm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:/1SyAJp6rjn1gOObn4b6h9h
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\710938911e2fd9cb8ff4b49bc31dcca5f9b399d81e56b672df1bef0a0f18c315.exe"C:\Users\Admin\AppData\Local\Temp\710938911e2fd9cb8ff4b49bc31dcca5f9b399d81e56b672df1bef0a0f18c315.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
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Downloads
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Filesize
42KB
MD5fb35ee0ef53e584bc007f4c6a9f08457
SHA191b4209cae6118022439644a5c12d982cd1b1af9
SHA2562fb50138902ec0dccad240780c73de95dffc4cc5dde71a4914f950f33f1ebd5b
SHA512b14a6d1b3a6008b7822e21c3788190d699d74079df4cb3208439315c1434ca9042d272179ac85c68e27ec6f982d769ea1744d94ab52efa31cb8969988c3864b8
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
218KB
MD5ff0b7336b75080d9d8a575c0592f73a2
SHA1d10bdbacdef62fdab81b50fb3ec8a753effd0641
SHA256655881feb819fca07378e68e24dac39b4a85250a746a447b768e06ba4cd32c86
SHA512e4d2fda50af2310a6af322bde05625635286a5a3514565f24178b6119331ae2fb75aad66d0973b11971be80cfb53b4105a571c091991a0cdc8651dc64d954ffa
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Filesize
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.7MB
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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
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
1.7MB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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728KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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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