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Analysis
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max time kernel
108s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
26/12/2024, 19:58
General
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Target
145c241d879124ce0e5f9ec1491e757b0867985270b02f7a6ef7c4dc4ad89528.exe
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Size
375KB
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MD5
0178d66b5bcaf69c7175ee73a0a9888a
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SHA1
c8e3774a15fc032f88aceabbf8fad4c5c9559e41
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SHA256
145c241d879124ce0e5f9ec1491e757b0867985270b02f7a6ef7c4dc4ad89528
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SHA512
daa5558a350dabd327a47c9a2dde8d98c2bd48f5662ace00a2358c1086ba4a4b7dbf4e9dd5bd280c0b54de3e34be7425207c257626594cb02dd8cb7f8ed5518d
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SSDEEP
6144:n3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Eis:0mWhND9yJz+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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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 53 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\145c241d879124ce0e5f9ec1491e757b0867985270b02f7a6ef7c4dc4ad89528.exe"C:\Users\Admin\AppData\Local\Temp\145c241d879124ce0e5f9ec1491e757b0867985270b02f7a6ef7c4dc4ad89528.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
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Downloads
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Filesize
42KB
MD5ed613985400d1562c11edb3db5d54cc6
SHA16170fda4d4c2c0ecdd785ea14213ed95c9025ffa
SHA2561ab5ef613deb48476362ab7453ad2e76fc24a59c190ff77ea7b79ea999973bfe
SHA51272d573de0f41b77776241b3f63ae8f68c322b664fdba0d054d6e93bedd3ff8f99941a67f31509937ca795d2bb637d075cbbcac46a30cb566a40718567fa26b8a
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Filesize
375KB
MD58db4426ff7f8a6b7004183a2d7452aa0
SHA1c0d7c7a0071d20c6c2466d183430c19352e982a9
SHA25681e7061114446b86bf7a525bdbcdede53762e24a7930eee8e128c801a39b4c8b
SHA512519cbc0fe58ce7c1a34ca1eabd2b828efdab3f6709a350f0fd716fcf2ca1a2fd71d2d1e817c487834ffb9700047b522013a5de4e35ff84b276407d9684714aa2
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Filesize
400KB
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Filesize
400KB
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Filesize
400KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
728KB
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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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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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Filesize
728KB
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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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Filesize
728KB
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728KB
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Filesize
728KB
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Filesize
400KB
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Filesize
728KB