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Analysis
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max time kernel
133s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
18/12/2024, 19:38
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 32 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
24KB
MD538fec360ceb438675ace3fd6521f0446
SHA15a1da9d0dd6a090b01991aeb09abb13f4cd2f015
SHA256c331056f74e390c8a07fdc35938970c61a8c111b3de66d1adc1b6cbaf868a6dc
SHA512e317d9f5b2f818a0299e4bf237b7825b8c7a49d2db0a76549725aa8879152beea20dc59ae610c48baa7c96091238bcee203fe9af98f2b70ccad98b2a2c34539d
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
345KB
MD536edff8324d77b6fa61a40ace72698cc
SHA1bdd206be8d625b2a4e244b8c42bf0b441e613a14
SHA2568b858b9265da07b72813813cec3dfc12b111238d4dee8d03e9022bdb70e4bae2
SHA5125221b2dadd00d75b4e3d9fe9d3a66dd4bbc57d0a69878cb7a22fc058d873259ff0997d1066c1e23fb8b86ce70ad7a8d5dd1e2a9d54704fcbe7de38f6508fb05e
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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
-
Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
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Filesize
4KB