Analysis
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max time kernel
109s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
26-12-2024 06:27
General
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Target
285d670ed5de46b5eed0e07529585dfe920468f760f919864616628b5d2e26b1N.exe
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Size
355KB
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MD5
d49d2a8b049abd6d3e68a7d3c681faf0
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SHA1
886e6924ef4f15474a76c7938374d50a255ee993
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SHA256
285d670ed5de46b5eed0e07529585dfe920468f760f919864616628b5d2e26b1
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SHA512
9f78d6448a88bdc8cda9c0f81a0ae2fd96f6709c70b299cc155ef79735928f9e640a14c7d0660558022e5d718c85fafd711fd4df5bebb1804da8657ad7fe95ea
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SSDEEP
6144:p3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiS:+mWhND9yJz+b1FcMLmp2ATTSsdS
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\285d670ed5de46b5eed0e07529585dfe920468f760f919864616628b5d2e26b1N.exe"C:\Users\Admin\AppData\Local\Temp\285d670ed5de46b5eed0e07529585dfe920468f760f919864616628b5d2e26b1N.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
355KB
MD5017fe3adb252ddcfdc2b9646fc484b24
SHA1bc011ccd45b73ee326ec31b71696fc89256664fa
SHA2567f3083fba44af7d55c08e100fd873836f3963cd413ca1f494721b5ebf70d85be
SHA51228be34cbcd6bd0e4094b5df2c62edb91a552708df428528278c366100033c322fc0a34e68a4e23af8c3f889f8f7c929d1b3f8a7f5a7248b841f4e8ae3b84d990
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Filesize
672KB
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Filesize
728KB
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Filesize
380KB