Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
30-12-2024 21:10
General
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Target
d123fb92efe3b7886c5744ddd97e30a11637c85ff93684835d2ef529b509f88e.exe
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Size
218KB
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MD5
687e322a22b4cfc5c000afe19976e42f
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SHA1
5b8b361b05e873760a4c1914b89d2e9bd0403c06
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SHA256
d123fb92efe3b7886c5744ddd97e30a11637c85ff93684835d2ef529b509f88e
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SHA512
f74ba9b56788823f5ab67c4c211a9137b113f94b47a7548cdc2f4d0658e20bc8f4da79f8ced87918e613a5431d42d4905bfb885b7f7a3b270d91d6935bf89812
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SSDEEP
3072:Hvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2Hu:P1SyAJp6rjn1gOObn4b6h9L
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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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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\d123fb92efe3b7886c5744ddd97e30a11637c85ff93684835d2ef529b509f88e.exe"C:\Users\Admin\AppData\Local\Temp\d123fb92efe3b7886c5744ddd97e30a11637c85ff93684835d2ef529b509f88e.exe"1⤵
- 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
24KB
MD5e45deace0e179e4a829137e3677fe2d6
SHA17a6f13f7181be5b1c5981401b2a5467339291e77
SHA2565ba4bfb4ca7c708f9c847b6629cba13f655a968f71273bb3d00ce798d4abedcc
SHA51237760d14c6f45e6a5ad80176b39f10af50d0f83ada448f8b3471c45cf370b0c2adbb1a652c9db638dcd75a334d221f12cc945fa21e00a14a6858d19a558227e9
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Filesize
218KB
MD504519f51f01de61b9773305a0b239feb
SHA110be5865c2abf3a15bcc65df4ea9f5adf7854c99
SHA256e68207991e6295e5cde2a0a12563cee44fc36f00dc55fbb0a72b6d5e02f8a03b
SHA512c72be4d2bf657526f6bf5241b85640e3370c5f867764b7659c315b84d7d765e9b898be4b851b113d408eaec8ed36cf0198a24e8c9d1ed7cec4036c0a6a22158f
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Filesize
324KB
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Filesize
380KB
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
1.7MB
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728KB
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