Analysis
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max time kernel
134s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
17-12-2024 21:08
General
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Target
2f743046f4ec2464ffb37aada1480a5057f5512e79e1f2bd93349ef5c7efe410.exe
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Size
1.7MB
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MD5
4257f51ce00e476ca75e7973996128cd
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SHA1
d6dd39786adbb5221a0e3683d368438f76f3bb97
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SHA256
2f743046f4ec2464ffb37aada1480a5057f5512e79e1f2bd93349ef5c7efe410
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SHA512
cc97e8870a1c9a0a2da72beaf3f8c0a80cbcea358748074725cd6988046ff64de412b89b7fbf63c44647ec30af23247376ea447239b5f30407987a748690f630
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SSDEEP
24576:DmUNJyJqb1FcMap2ATT5rmUNJyJqb1FcMap6mUNJyJqb1FcMap2ATT5rmUNJyJqG:DmV2AprmV6mV2AprmV6mV2AprmVG
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\2f743046f4ec2464ffb37aada1480a5057f5512e79e1f2bd93349ef5c7efe410.exe"C:\Users\Admin\AppData\Local\Temp\2f743046f4ec2464ffb37aada1480a5057f5512e79e1f2bd93349ef5c7efe410.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
61KB
MD5f5d7bd6673ebfbedbdc4afd84cb5736d
SHA1bdc126e666de6d48d058e5d61ebd49a99cc6dfe4
SHA256e0cc8103b74d9fdf533f2142b54c96a6b37021828509c36078fb367ce61644c0
SHA51243e8ac5ecae0ca566dfcf4ccc22f3c0a15ce4b42e764788657f699fd9794caffc036cd36a8fa2594c7642ce2e80a310abec3471c3da200f0a317e336fa07935e
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Filesize
99KB
MD5c158fddc888d7e91789cec27baa7dd3d
SHA1d964c23903fcccbe0087c5a56a71c15a8d2b3326
SHA256f3515d2e616f38bb93b85e04b48f1ace35b4e739016e6ef7886c8049a71945a9
SHA5120e2f2cad1ab62ef98ed1d59f336ae6a52329d427d3a67807bb7ecca0feef3f9ae4e6daf6c788a9d9facd4c0f2ae386a86e7b519d669aa623232748bc0a40ed49
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Filesize
1.7MB
MD5d13725f92a1c4b1b5c1737a6025d3eff
SHA18adf96a8eba85454bc2af4d7dd2fbaac31d05d5a
SHA25677935dd5c8b4217a5806d4997e3e227c80996155ed3e02250d5b5fc2c32fdf60
SHA512043fe2913ae8b11e8dcc0659deaba71fb5292d9bab99b0d88de328698c46d48519b1554bf310f5dcddce54952ce44255267fdd7cbf70c9ba805ddbef8edbfae9
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Filesize
380KB
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Filesize
672KB
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728KB
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