Analysis
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max time kernel
138s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
18-12-2024 19:48
General
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Target
1312f681bee858b6bd9249f10192b4472af00f1cd65af9633c40ef0f8e77a5a8.exe
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Size
345KB
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MD5
88541f6f10f90fd66dfb1e056a1e2a50
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SHA1
d97d1814aec111e724aedd88594342b4f9380bd4
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SHA256
1312f681bee858b6bd9249f10192b4472af00f1cd65af9633c40ef0f8e77a5a8
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SHA512
cdabf02b07a1c535c82b8bf080349000cc3f9ab48bd10edc434fdea86b18b15aee2587adb6b16e7185ca4fdfed21a9dab3d4e5b6d4a6d10c80c7de723aef1c27
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SSDEEP
6144:JYCmWoza0a1IMVVEb3uqRpwIUV9lMYmFQqZRRphLuVucfb8ehbjN8wS21bKRTw4W:VmWQa0a1IMVr9eMqbRzLuVucfb8ehbjX
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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Loads dropped DLL 2 IoCs
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Modifies WinLogon 2 TTPs 2 IoCs
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Drops file in Program Files directory 20 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 1 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\1312f681bee858b6bd9249f10192b4472af00f1cd65af9633c40ef0f8e77a5a8.exe"C:\Users\Admin\AppData\Local\Temp\1312f681bee858b6bd9249f10192b4472af00f1cd65af9633c40ef0f8e77a5a8.exe"1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- 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
- Drops file in Program Files directory
- 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
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
1KB
MD59de54c8a90db213d11a4d6378d111b3b
SHA19d68986bd4f9a9337fecf6d4ce8f7f19b639fbeb
SHA2562e7c72460a7fc38bcba6aa0b9e648dd945e88d60c240b8091fc6767e62943eff
SHA5121d43e066ac4cd3fd2a93f206025020bb7234f9627ddbed05999af7e13ca8eb6e74ca0c5081775976c0a736f17b8058ec3375790c974a1b5f80431a85f16ef49e
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Filesize
345KB
MD53dad81261336a5d151ebc35daa62d60d
SHA1f7c4fc3b3daf28d40f9e25ea0e0a0ac5598ac37c
SHA256a3c903ae5efd4746ddc191e31dd798c349d18bdeab600cd89aaa6909410b4b0b
SHA5126b116228dc76577b2a01c8f3942c0b3823aad18e40349907a0d80c3db5a0e877a30d5e4f0f6a627420eecda7005988f1e1852249bd0748736d93c903a0f49424
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Filesize
368KB
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Filesize
656KB
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Filesize
656KB
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Filesize
656KB
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Filesize
656KB
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Filesize
656KB
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Filesize
656KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB