Analysis
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max time kernel
108s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
06-12-2024 19:29
General
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Target
f0de539595058b615845ab756c529e79e4412474eea09173827727197c1dc453.exe
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Size
355KB
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MD5
cfdc342aa93cf4cb89ecd274e7040df4
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SHA1
271b191c2e0017cb338c07624180306f08c7587a
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SHA256
f0de539595058b615845ab756c529e79e4412474eea09173827727197c1dc453
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SHA512
1467517ac764208fe1dea11933f4a526bdaa958bbcd374a00ad1caae71536f3cedb6652b2f3f30e85e588a84bc5fe341acaed3341629230b30fc262d18f89692
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SSDEEP
6144:L3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Eim:omWhND9yJz+b1FcMLmp2ATTSsdm
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 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\f0de539595058b615845ab756c529e79e4412474eea09173827727197c1dc453.exe"C:\Users\Admin\AppData\Local\Temp\f0de539595058b615845ab756c529e79e4412474eea09173827727197c1dc453.exe"1⤵
- Loads dropped DLL
- 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
1KB
MD522105bbab289786c0a728180ab4c21b0
SHA1b57ead6a677cfadeb0b79b9bc2ccd6f48a850c36
SHA2563b95202e28631986a9949fb37a6d77fa794f7175e22e004c5ad23b5a6d03e46b
SHA512eee5d2d08b2463be8f1d0ac950932063f0446fd451147717fd3ad1e8149f87e72c70e5989299a160d5f74d649ac434eb95599f887748f0f609720b87dca3cd9e
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Filesize
41KB
MD507f3e144916688eb3a701e597dee5df6
SHA145bf1260745e430fed373b0bdb52ac97b0960603
SHA256ca8f93ee995751174b54165003d0731118c2565a03280abf5131df45a829234a
SHA512f9051c7b3c249cee192b448ab53d23d6bc55e80c9f527357e99dcb4a2745b632cb810e0096dfe974d8019037aca8bcac10f154eb6a85d1ceac9aea4bfa67c24f
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Filesize
355KB
MD5e9a1f435879ddac1a4f7a4e1cc32d195
SHA16fe846e222b05606a56bfc3dcfa4d65a66fa67f4
SHA2564754e05de61f05f23b448074bff546d4c1082354ddaa600baeb85d0e0e1f78e3
SHA512fcaed0a025fd1dabfe71febd08b600f0d824ff02c84d469634992ede01525384c66e8e5bda3f680070b428af2c1c74a7ce05d6fe1fbae3ded1db6e657afd5035
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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672KB
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672KB
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Filesize
672KB
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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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Filesize
380KB