Analysis
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max time kernel
118s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
19-12-2024 21:02
General
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Target
0e3d80c9ebf3a33fb3aaad78b7916c3f033fa17983c407b07f995a13b16d8cd4N.exe
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Size
355KB
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MD5
9963e7835ab552c320d704693c5f3be0
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SHA1
47e4f3eaf0971ab268c6ee476ee78e633f30c959
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SHA256
0e3d80c9ebf3a33fb3aaad78b7916c3f033fa17983c407b07f995a13b16d8cd4
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SHA512
e78f26c29d119dec00f73945a2ee0fd639fb9966727506103a76c3213b7024119eca4180fe9f551a5fc86149b276a99aa337634d48584990288447cd30ed3fbd
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SSDEEP
6144:5gEmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Ei:fmWhND9yJz+b1FcMLmp2ATTSsd
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\0e3d80c9ebf3a33fb3aaad78b7916c3f033fa17983c407b07f995a13b16d8cd4N.exe"C:\Users\Admin\AppData\Local\Temp\0e3d80c9ebf3a33fb3aaad78b7916c3f033fa17983c407b07f995a13b16d8cd4N.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
1KB
MD56c871c2075e70c7a0645464fd8774b38
SHA15e29aa219b57aee6887c1a30f52840608665df2b
SHA2560797524ced278af463651483ca0b9e68fda287494d4913e470314c3207fa4607
SHA51299d41130ffae68555b041e498ea39e8fd78b9b46c9f4109cd41a7a62521a574a18dff61a98a2962784428a408c15beac8ad5e5abb179ea4b06209d8058da1b30
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Filesize
355KB
MD53479eb1576a4faaaea911a8fad8b7a59
SHA1eac099332131559bd9a0fdd26d13858dec3a420b
SHA2565446cf15eded6e3808513ba3876a221e467919a558a348224b18308a952fe2cb
SHA51234f440532bea067cc75e1426e7178a0a155a4a6b8be82b2efb54538e73259fcd03a19aad537dbb03c67d442f4b28da3da72ebb9f45baf5b804bc5577564ae397
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Filesize
380KB
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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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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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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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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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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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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
672KB