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Analysis
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max time kernel
103s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
19/01/2025, 18:27
General
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Target
c8ba0112619292496a9a215c20f4a066fb55affcef2986fda6ce362f01d776a7N.exe
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Size
1.7MB
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MD5
579d02b475ee87a3be795ffb4e12e3b0
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SHA1
8aea2393bd67b4d2f4153693714a8d06b6a12566
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SHA256
c8ba0112619292496a9a215c20f4a066fb55affcef2986fda6ce362f01d776a7
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SHA512
6e4f61eca66356da00bd860137c8035d01c0a81b2fd619434c2e7666be07a1127d0d7fa0ccb05b32998b78a85548c8d89258fe6ea7e485cabb092c1f7ab602cd
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SSDEEP
24576:/mUNJyJqb1FcMap2ATT5rmUNJyJqb1FcMapgmUNJyJqb1FcMap2ATT5rmUNJyJqo:/mV2AprmVgmV2AprmVgmV2AprmVG
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\c8ba0112619292496a9a215c20f4a066fb55affcef2986fda6ce362f01d776a7N.exe"C:\Users\Admin\AppData\Local\Temp\c8ba0112619292496a9a215c20f4a066fb55affcef2986fda6ce362f01d776a7N.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
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Downloads
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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
61KB
MD572eaf2737acac7afec59449b0be47495
SHA1d0191b1bd25458f315f9b24c7e1fb8a17ab46726
SHA25612c29d61514fa7a0e8b3fa3472ebee7af1f8a2fdddda95ce9929e0ef8bcde8ef
SHA5129d92edeffc5f823012d4a95881552bea1596e8eeab8c16b58e9cdeabf3e9e1763d9ed36a647429952fadfba9bf0c0a34163223db5cdc235aadd3e0fe8394b3fe
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Filesize
24KB
MD5cf9e30d272275e0d26c174cd358da9d7
SHA17b3aec8d70ae52b39bf0b43247c9431222087799
SHA2565fc06c94717b628344c888de556f6517525564877a5f263cc9333bbd8a9781fb
SHA512b171b471a7c91098864c0df1c14af6ea6b17b6d5d58544cdf6604d9fc8a52dec5a876c58da8256f04737d7a9172f4b2eb6427c1a925ffecf47c898f7c6bee921
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Filesize
100KB
MD559348d8b8d1dc45cbc0f84d6650948c3
SHA1ae71de6b200860258d9d4208c5de410c67b53dc7
SHA2565dfbf1c0f2396c6e790249c43686e7a48938083d95d6f6538c0b14e7a92eaf92
SHA512223d566d984dc31fbfb08c3f2c7a824461fc9216a02a4c1792d368f544274ba4fcb12962f87bc0559826f67a18a503efdec2e9884bb36022d8fd618c86c5f732
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Filesize
1.7MB
MD51ca7510b2faacf936e42dfef7d84fc16
SHA1ec371d5842474aea9426cc274a75bbcac5c58a14
SHA256c6f5d5e479939b9eaa2e7a604c392a02b10a6947acdd6e51329b41e73791a410
SHA5125b039fe51479ee25b30dc25bb1b5b755f1a3dd8a860715abb553132967e2e292368aee23f056a05f0d42cc5cf010a3cb72c3a4b8a6d6cca7e66f244691aa8504
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Filesize
380KB
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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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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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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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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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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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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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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