Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
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submitted
03-01-2025 00:32
General
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Target
7ba0f13871dac488344f9dc41b2dadbc140eb5b81025aeae22f0a92e224a5c54.exe
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Size
204KB
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MD5
a732e08d1af6a0a6bdd8edfa5e6313df
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SHA1
f3b7e8f81ccfdbc6980a82e84a4bc70168093c6d
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SHA256
7ba0f13871dac488344f9dc41b2dadbc140eb5b81025aeae22f0a92e224a5c54
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SHA512
6ef7db26e4a1c761f081447113bef0abe97fd0b92fa0cadea8e28651acd7ea5b2cc2d58a9c311617f2dbc782b1e2ad4618f409d7af06e4c09cc5269490f4c0ec
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SSDEEP
3072:k5u7yT4TVbkuRaX1w71jnRkCoyJTarYWbV+HOFxg+z1WxJsqWkoyjOowUVl/TlAQ:kLexkuRaX41xoyJV65gzyZko+uc
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\7ba0f13871dac488344f9dc41b2dadbc140eb5b81025aeae22f0a92e224a5c54.exe"C:\Users\Admin\AppData\Local\Temp\7ba0f13871dac488344f9dc41b2dadbc140eb5b81025aeae22f0a92e224a5c54.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
204KB
MD5d570c64894c765cea84f605e7e857e49
SHA1c306e4ab773be4061bd49c4b19db083e2edfff0c
SHA256fe08e6e377e520c054d25ecc32fac41b0b085e862e1bbb79d99e58e2b0f0b00b
SHA5120cc4e7c7e4e5e7d0c943b6047df34b48dedce92f489331be74186204023837d31e6ac95076ea9350d0eab4e71da74bba62f96afda4806d322a3cb7179a8a3f2a
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
728KB
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Filesize
672KB
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Filesize
672KB
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Filesize
728KB
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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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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
1.5MB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.5MB
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Filesize
324KB
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Filesize
1.5MB