Analysis
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max time kernel
103s -
max time network
116s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
19-12-2024 10:32
General
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Target
e7587f1ce53a24bd381f82380d9aacb94afde676371e26a21e15bd1c0265638a.exe
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Size
355KB
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MD5
d41780ac1970d6e94d5726fb3da545bc
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SHA1
1b2d3f86291b9812b60c4488d42538c7430113a2
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SHA256
e7587f1ce53a24bd381f82380d9aacb94afde676371e26a21e15bd1c0265638a
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SHA512
a4ad863db300543168d143c73c5c6e57eddf1ffa22508593c19f1b4c3ddbbd9fdc5154ac9c9ccc0b8538194687e48c1a45c02b658da213e5cffa9349015b448d
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SSDEEP
6144:A3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiS:bmWhND9yJz+b1FcMLmp2ATTSsdS
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\e7587f1ce53a24bd381f82380d9aacb94afde676371e26a21e15bd1c0265638a.exe"C:\Users\Admin\AppData\Local\Temp\e7587f1ce53a24bd381f82380d9aacb94afde676371e26a21e15bd1c0265638a.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
355KB
MD50a3d436184699180d8d06343d6fca732
SHA1d09e82c4923b10faca7c7576700a5a17d395b9bc
SHA2565269b3c3603b2f5142af4131df379e3eb3fba2bf37f5b46eb34385a06ed9b3a2
SHA512fc23ae729b577577087c18d4085c62180ed975f2b21b58eb5c3061a18b0dcaf8519aaa5634d68c69c17470ec9537b0d13543ae37c8949d69ee1594142204b7e1
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Filesize
380KB
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Filesize
672KB
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