Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241010-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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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\285d670ed5de46b5eed0e07529585dfe920468f760f919864616628b5d2e26b1N.exe"C:\Users\Admin\AppData\Local\Temp\285d670ed5de46b5eed0e07529585dfe920468f760f919864616628b5d2e26b1N.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
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Downloads
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
355KB
MD58ab796998bbc9d7243d942aaa9897513
SHA1bddcee7bcabfd61350ce2a5333dca3dc100a6c09
SHA256aa71f5c2a907ca17dcf84aa1f82cf4a7d4874167c1d734801c032e898380cda9
SHA512bd1d24b01d3d3caa2528f7ad9a0052e3036192a9c768c8c301c912bb62b95aaf6bfd6728700c507002f2675e1f1c6691f18ec525e31e476f80a7148a2db27201
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Filesize
380KB
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Filesize
672KB
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672KB
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672KB
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672KB
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672KB
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672KB
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Filesize
728KB
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