Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
26-12-2024 08:43
General
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Target
1042ba22b779c606d98e36655a8960d2c9ca0cd35324a4f028eeee61cb9dfbb7.exe
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Size
204KB
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MD5
3f390bc03b6858e34ded9eb97b0d8cbe
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SHA1
f229ec74b8685db69c7fb04cebd7b301b8921a24
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SHA256
1042ba22b779c606d98e36655a8960d2c9ca0cd35324a4f028eeee61cb9dfbb7
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SHA512
e003c5d9c01b0c14261550eb86e9d699f319e3c1f959a5d72a829703451e99474209de002b066b0f00a70da87cad2b21a1f35fbce6e79ff6a08caecb46b02c6e
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SSDEEP
3072:+5u7yT4TVbkuRaX1w71jnRkCoyJTarYWbV+HOFxg+z1WxJsqWkoyjOowUVl/TlA4:+LexkuRaX41xoyJV65gzyZko+ucR
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\1042ba22b779c606d98e36655a8960d2c9ca0cd35324a4f028eeee61cb9dfbb7.exe"C:\Users\Admin\AppData\Local\Temp\1042ba22b779c606d98e36655a8960d2c9ca0cd35324a4f028eeee61cb9dfbb7.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
204KB
MD54de3c4c0d67fe27ebb36e740ffb34be9
SHA10334155a9cbf26265f15dce84713741b6a26628f
SHA25683fbdfbfdbdf9b9e2a882dfffcf31b40ddff271f5f50ac495def912c22199cd1
SHA51293ed8c12e23930d60a2eec05e6da4d5b437cffd624dfc863a12021b95db57950c907039586f7ad11e1aadea83e1a8b9322698a492dab49b4b84324326aaec9ca
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Filesize
1.5MB
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Filesize
324KB
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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
1.5MB
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Filesize
1.5MB
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Filesize
1.5MB
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Filesize
672KB
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Filesize
672KB
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672KB
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Filesize
672KB
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Filesize
1.5MB
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Filesize
672KB
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672KB
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728KB
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728KB
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