Analysis
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max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
31-12-2024 09:08
General
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Target
3df2c33b0409f69200e6e14f84bac6341b13d815d1dd1ad682347690df1a7491.exe
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Size
202KB
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MD5
87f050e93a8b519fccde9e89525ee260
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SHA1
c96edc9fa350e39d2c561d15eed92bd702fa8ea5
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SHA256
3df2c33b0409f69200e6e14f84bac6341b13d815d1dd1ad682347690df1a7491
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SHA512
cb4d047038fc9e5939af938c619f29fdf34848a25afc7d3dc1f50c876ff331b1438fece326e152fad8524c60b3bf829a34a3dd2a287307ac5b62b82417eb23a0
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SSDEEP
3072:H8nh2Hrp3Tlp+soN3BY2ZBHetwcyf1w5DYRZPQaQrhu8ihDNugrBVgc8gbmT2PcU:cnw9lEs3hhyaubQTkhbrBVL8gbmT2PcU
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 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 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\3df2c33b0409f69200e6e14f84bac6341b13d815d1dd1ad682347690df1a7491.exe"C:\Users\Admin\AppData\Local\Temp\3df2c33b0409f69200e6e14f84bac6341b13d815d1dd1ad682347690df1a7491.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
202KB
MD59482bc72e8c1c70cd653bdc8a1a007a5
SHA190e8646a6854cae04a16c397c10bda1e39659ccd
SHA2562e3f3ae379e18aecde2f0d3104bca6122d251ad843efceb06a627dc338bfa4b1
SHA512a4fbb979ee30c94b64b80f392c4fe129a862994227079041cec82e3cbd74149561474b6872baa6b9ae76b34ac7d86b3d94c11b822432ef19d19b57ca4c8363f8
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Filesize
12KB
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Filesize
380KB
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Filesize
380KB
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12KB
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Filesize
380KB
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Filesize
672KB
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672KB
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672KB
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672KB
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380KB
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672KB
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672KB
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728KB
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