Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
26-12-2024 08:43
General
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Target
1042ba22b779c606d98e36655a8960d2c9ca0cd35324a4f028eeee61cb9dfbb7.exe
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Size
204KB
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MD5
3f390bc03b6858e34ded9eb97b0d8cbe
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SHA1
f229ec74b8685db69c7fb04cebd7b301b8921a24
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SHA256
1042ba22b779c606d98e36655a8960d2c9ca0cd35324a4f028eeee61cb9dfbb7
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SHA512
e003c5d9c01b0c14261550eb86e9d699f319e3c1f959a5d72a829703451e99474209de002b066b0f00a70da87cad2b21a1f35fbce6e79ff6a08caecb46b02c6e
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SSDEEP
3072:+5u7yT4TVbkuRaX1w71jnRkCoyJTarYWbV+HOFxg+z1WxJsqWkoyjOowUVl/TlA4:+LexkuRaX41xoyJV65gzyZko+ucR
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\1042ba22b779c606d98e36655a8960d2c9ca0cd35324a4f028eeee61cb9dfbb7.exe"C:\Users\Admin\AppData\Local\Temp\1042ba22b779c606d98e36655a8960d2c9ca0cd35324a4f028eeee61cb9dfbb7.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
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
593B
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
24KB
MD5ebf4fae6415ffabefe553423eeb540d4
SHA167f91f714d5fac18661014809c9112878c0589e2
SHA256d58efa8fa44c26d648395b79536a9a2b8f67b4406a49937b33152c634d1dd5f0
SHA5123218d993683ae88d543e49699ea403b89ff440550d866b43a2100399bb71d3f92011bc679c4c7d6573bb246c7b39bf779b6b4b5ea35d9df8d7fde1bde193522c
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Filesize
204KB
MD5f2faed2fe743c794096ece70dfdffa07
SHA1365f705d0b0767bddf18f41a1b5c578d2f71ac1e
SHA25624f680ad77475434a7bcaef952fff5622b1945caac7a2ea7ec6627fd56ce4d67
SHA51297669b67e783ade72463047740ed2603015c3e1594628c627ae06e78765ed118831439edf45045a8a07615084399824cf214fc267211c27bbfe417f3d5143e32
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
728KB
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Filesize
1.5MB
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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
1.5MB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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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
324KB
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Filesize
1.5MB
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Filesize
1.5MB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB