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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
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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Modifies WinLogon 2 TTPs 1 IoCs
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Drops file in Program Files directory 11 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\81e353b4d4ed5f98e196b4b20efaeb2a3669a903e8dd0f5c6ccfac2c4b78f104N.exe"C:\Users\Admin\AppData\Local\Temp\81e353b4d4ed5f98e196b4b20efaeb2a3669a903e8dd0f5c6ccfac2c4b78f104N.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
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
208KB
MD563e10fe35aa9afae351c4bf5101ea4f6
SHA1916f54f87e78b8ee82bef19cffe8c518f3238d73
SHA256d8eacb2ece9c8597366f9bdff38e90922075975f96710067441518c942d9014e
SHA512f226c62c51386398bcbc911e6d49f2742451a09d4c4ad44fb2c1f28a6613e3173f9f12822b215c0a81f0c0c3f0c2ae6a864ed98005bcbab65d92cb400826ad32
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Filesize
732KB
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Filesize
732KB
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Filesize
680KB
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Filesize
564KB
-
Filesize
732KB
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Filesize
732KB
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Filesize
732KB
-
Filesize
564KB
-
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
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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
-
Filesize
564KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
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
-
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
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
-
Filesize
732KB
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Filesize
732KB
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Filesize
328KB
-
Filesize
380KB
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Filesize
328KB
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Filesize
564KB
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Filesize
380KB
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Filesize
564KB