Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
27-11-2024 21:56
General
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Target
440f62a703113a7390a799041c12600917a9fd2ab1d6dc673019df1ad5d863cf.exe
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Size
375KB
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MD5
7bafd69234ea2a877337873224c7eb5e
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SHA1
0d3f12d47673b0214b07092543e26ed9b540a0f1
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SHA256
440f62a703113a7390a799041c12600917a9fd2ab1d6dc673019df1ad5d863cf
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SHA512
f5f27e54348163b0224b95148f5772bf38f71fb9fc4b8639249076c5adf74e9b7d936ea37645131d444a57e13233df283ab976dca5fbcce7b0fdf77d43f05767
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SSDEEP
6144:n3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiU:0mWhND9yJz+b1FcMLmp2ATTSsdU
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\440f62a703113a7390a799041c12600917a9fd2ab1d6dc673019df1ad5d863cf.exe"C:\Users\Admin\AppData\Local\Temp\440f62a703113a7390a799041c12600917a9fd2ab1d6dc673019df1ad5d863cf.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
24KB
MD5b8f1bffc1ca0d4c683bc87e02258bfb9
SHA16c0675a8d694b9e3b1361fee2959c969de9f59b6
SHA2562a1cbf95e61eceb03972a6400fb2eb4af46b2cb3ee14cd175aafcbcb69e1d025
SHA512307b6a3ee6036523b9338212a8314119526064fe873ccbf0e90e5e9535509b268743cb723a982ce02dea6292f15b1654eddec39be58e413c69f81d69ad30cc97
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Filesize
481B
MD542448f430f09d559af224b60d05afb57
SHA15b84f03e133ccf80880c8263647217f9254d1b8d
SHA25693419b1607871187c093174301ea7c76a63b55f5c04c105bee0a814607aa0a30
SHA512fc322d30f8892c21c87a822a521d6dd21d60d79f6df72d837eb003d90afe875c225a22b6d23ffd2df77a5623f1660d5d35240c37ec7515d77abf93a4b38655b1
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Filesize
375KB
MD5772dba34886515de3e08f14628add2c4
SHA197f2ab2a4d817786f238296a64cdd9e0e5056c9b
SHA25605f86791faaa2e52da43a8e6126cb0f25752fb4713927fc66a8de6d04a2fc6e7
SHA5120b7ec2d5f53ff4e891574745f7eed32d053815a1a3759c803a91ca97286110c6f9600c8cd2b747b0eb856587cb8ad4176d0f94dd2e3cee529b482acd254497c2
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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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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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672KB
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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
400KB
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728KB
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Filesize
400KB
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400KB
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Filesize
400KB