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
31-12-2024 23:50
General
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Target
f706e61803d2b50e489839eef14992a9b705d848b8a0215f213157f322a0dd11N.exe
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Size
211KB
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MD5
12cbcb4b49e739acc7c7ddf0289515e0
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SHA1
66c4124810d1dc2f68fa1adda85cf9b1c1c71bfb
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SHA256
f706e61803d2b50e489839eef14992a9b705d848b8a0215f213157f322a0dd11
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SHA512
b19b169d435a2a8868758cddc2366f2e081a772e2a9d0e105c9c4d8ab4b626fb5acf05a477000c5ef7cbdf968751de1031210694a8a614e0ca12e5d8dc8e21b3
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SSDEEP
3072:Og/T01/NkSp48GzFoMVZrjB2+4M9eOpssvSX4FzU5chdhGulEV5SCmGFkInV/0at:3ErGjVqiFPGYrGZMCrCIn6aQdM
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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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 1 IoCs
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Drops file in Program Files directory 10 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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Modifies registry class 1 IoCs
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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 AdjustPrivilegeToken 4 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\f706e61803d2b50e489839eef14992a9b705d848b8a0215f213157f322a0dd11N.exe"C:\Users\Admin\AppData\Local\Temp\f706e61803d2b50e489839eef14992a9b705d848b8a0215f213157f322a0dd11N.exe"1⤵
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
211KB
MD5aa7f2d1bbaf4a59372b5d2966046524b
SHA1776036897d686d48c3d6238d19acf48df43a6759
SHA256e3ec742f04fd9d6967be0c11e9835880d27fc181c9c3e0fe4fa26cb1310c6dda
SHA51287740e4020a9415835ec0a57919234373c0a7b59ae3217080b85ef5883415a4b7324108d5da3157d0db8e44cbc575fc3478654adc5d05687d7c1ed0ab1358156
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Filesize
732KB
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Filesize
732KB
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Filesize
576KB
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Filesize
680KB
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Filesize
732KB
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Filesize
732KB
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Filesize
576KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
-
Filesize
732KB
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Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
576KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
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Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
576KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
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Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
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Filesize
328KB
-
Filesize
380KB
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Filesize
576KB
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Filesize
576KB
-
Filesize
380KB
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Filesize
328KB