Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
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submitted
10-01-2025 20:39
General
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Target
b0404029838cae5527dfa1aae9a936dbf7c3cc7799229fface196ffeaa3a2c8e.exe
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Size
208KB
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MD5
75f7c2024b21a897ea58beaed7972ded
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SHA1
432278fa5d2b432ab47a513c8325094176d44bca
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SHA256
b0404029838cae5527dfa1aae9a936dbf7c3cc7799229fface196ffeaa3a2c8e
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SHA512
636427154530cfe620b4284076968c5ca8f79967143ddee300b475db98c0bc954992f79c87946150dc6c3987a429b3873bdc627ad16a36c5f822a2ca473653a8
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SSDEEP
6144:JZWia9ubuBsyGvMwlvaB8Mi5vz9IGePA+hq5K:bquCuygMQjd5vJIBP1h
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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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 1 IoCs
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Drops file in Program Files directory 5 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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Modifies registry class 1 IoCs
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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 AdjustPrivilegeToken 4 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b0404029838cae5527dfa1aae9a936dbf7c3cc7799229fface196ffeaa3a2c8e.exe"C:\Users\Admin\AppData\Local\Temp\b0404029838cae5527dfa1aae9a936dbf7c3cc7799229fface196ffeaa3a2c8e.exe"1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
208KB
MD5d75fb543d7cbbf57ee737d12f9a92d52
SHA1144be676545eba563cc08ff7a1896b889f4f6f19
SHA256b250c7faba498f6af50fa40157c1aad195e68631b62e4567e3c97e7d5b02b810
SHA51281ed3c32092d3572dde6c5d60ddef00c554652d103936b3a28231356ec7720885859a994223adc85327bb8d0a637b5f24d0a32655af216df474160e01cfc2873
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Filesize
564KB
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Filesize
328KB
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Filesize
380KB
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Filesize
380KB
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Filesize
328KB
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Filesize
564KB
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Filesize
564KB
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Filesize
564KB
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Filesize
564KB
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Filesize
680KB
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Filesize
680KB
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Filesize
680KB
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Filesize
680KB
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Filesize
564KB
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Filesize
680KB
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Filesize
680KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB