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Analysis
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max time kernel
119s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
20/01/2025, 15:10
General
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Target
81e353b4d4ed5f98e196b4b20efaeb2a3669a903e8dd0f5c6ccfac2c4b78f104N.exe
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Size
208KB
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MD5
e72b8c9c6aa8e2f3281993922e263dd0
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SHA1
203944333681cb9b53bc16f20f8978df78891abb
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SHA256
81e353b4d4ed5f98e196b4b20efaeb2a3669a903e8dd0f5c6ccfac2c4b78f104
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SHA512
183f7590acac3e54beda47cabdb73b6ec9c9af2cdba1dac0a3ac606dce4e88a579c22e7827d017141f2395879d9236cea4c96726143d237c0da8ea4d22f34a29
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SSDEEP
6144:3ZWia9ubuBsyGvMwlvaB8Mi5vz9IGePA+hq5O:pquCuygMQjd5vJIBP1T
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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Loads dropped DLL 2 IoCs
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Modifies WinLogon 2 TTPs 1 IoCs
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Drops file in Program Files directory 6 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 1 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\81e353b4d4ed5f98e196b4b20efaeb2a3669a903e8dd0f5c6ccfac2c4b78f104N.exe"C:\Users\Admin\AppData\Local\Temp\81e353b4d4ed5f98e196b4b20efaeb2a3669a903e8dd0f5c6ccfac2c4b78f104N.exe"1⤵
- Loads dropped DLL
- 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
208KB
MD59b7345026ae3702eb04c8ffaf6ce845d
SHA11468c0fe71a745c3a0ee7d816eb8d03f50924b8d
SHA256f54170eb72e7a5022bf34f6cfc2bbbf63f37b2ee0c83279e667103bb99c66c93
SHA51237d772a76484a31a5cc959414202b84fed85df9a496652f219c049d89d5c6760f21a6a15c169408d965f0bc2d0a28451e05b4099e32cff76d9da7253240d0570
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Filesize
732KB
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Filesize
732KB
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Filesize
564KB
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Filesize
680KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
680KB
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Filesize
680KB
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Filesize
564KB
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Filesize
680KB
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Filesize
680KB
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Filesize
680KB
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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
-
Filesize
732KB
-
Filesize
564KB
-
Filesize
732KB
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Filesize
732KB
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Filesize
564KB
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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
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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
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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
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Filesize
380KB
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Filesize
328KB
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Filesize
564KB
-
Filesize
564KB
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Filesize
380KB
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Filesize
328KB