Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
18-12-2024 05:37
General
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Target
e811256076971ff6071d6e1037ee95c402196056f639a559ca24a489933d7571N.exe
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Size
218KB
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MD5
b882296a2a1886702975320efd254ae0
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SHA1
9dca5a628225cf93cdef7a84f07dba9455769789
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SHA256
e811256076971ff6071d6e1037ee95c402196056f639a559ca24a489933d7571
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SHA512
c83315c56bc87d6f8d512cf055aaa04e74d707e36ad9e060515a80ff6b81a85b3dbf7442a062b195b7e9379b8dbb1bb65426a20febbf1025429ef456ac1337e8
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SSDEEP
6144:mEQBDdO1z7L/EIhZDE9oLfFWlMZT7+DGaMwIC:mEGDdQNHEwWlMxYG/wI
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\e811256076971ff6071d6e1037ee95c402196056f639a559ca24a489933d7571N.exe"C:\Users\Admin\AppData\Local\Temp\e811256076971ff6071d6e1037ee95c402196056f639a559ca24a489933d7571N.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
24KB
MD594e38ff674d45ad7875c4e8c6784f540
SHA1500415cc39b6d90c9508cac0f7406aea637484cd
SHA2563b3cf8f238caedd7f4a49deeec93d7351571bdb82a2ea1b2454a45ef25b49a21
SHA512aef8ae68ed6885dc714a98fc3f61002b75045b99aa80184572dcc490f06b80a9f22d45a8afdfcaa9d52dcf3740e6d18bc2a02eeb8dcd4d9f8c50d8f8be5786c5
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
218KB
MD57df5e00ee439ba31a1215b5092514adc
SHA136adc52da9903ee29db47fc803433e551dd70149
SHA2560910de84213d35ee35c506d2b7a753fa3ec3f732ab21afd31b37c0d88939db96
SHA5123f0001e1e457752500cccef6c14ce76d5b48ae364fab28965a09786283030bd276c5bcabc49135f8b20fa17ced24618859f747e7ed58f70eb726c2fe573dcf3e
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Filesize
2.8MB
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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
2.8MB
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Filesize
2.8MB
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Filesize
2.8MB
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Filesize
672KB
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Filesize
672KB
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Filesize
2.8MB
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Filesize
672KB
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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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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB