Analysis
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max time kernel
111s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
07-01-2025 18:31
General
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Target
7428d92765c1917aad7cc856c5b00dcef28ee1ce97e2a106b06a7aa026a94f34.exe
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Size
218KB
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MD5
c164fea5774a5e7c18e38f9a08bf2e9d
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SHA1
3c9552c53df613fc6ee7d22ebe822ed07dcc3e36
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SHA256
7428d92765c1917aad7cc856c5b00dcef28ee1ce97e2a106b06a7aa026a94f34
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SHA512
8a23d30d8481bd61579e525236e6990b267a5d1f6b83d56d07cd098cbb0aef3f43c8e4cacd14a5e3cecee02dd4f4ad9cd6d2f360083e5b62d2d7351de9fbdbe9
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SSDEEP
6144:HEQBDdO1z7L/EIhZDE9oLfFWlMZT7+DGaMwICG:HEGDdQNHEwWlMxYG/wIJ
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\7428d92765c1917aad7cc856c5b00dcef28ee1ce97e2a106b06a7aa026a94f34.exe"C:\Users\Admin\AppData\Local\Temp\7428d92765c1917aad7cc856c5b00dcef28ee1ce97e2a106b06a7aa026a94f34.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
61KB
MD52e9203cca94bb13d72debca5f039c62b
SHA183ac539603eddcbc016027cc3f5378dae3741cbe
SHA256c9670398211f4c864a2fc8d422d97ec05bcd623dc8cb46d7933aaf995d3bcb7f
SHA512f172c386d8c5633a555158f164e1f612ff65741536ba4b54c1f7fb8e35be891a9c591005a8f58d14b01681404bac646789c5e921595f6545eceedb796d12f75d
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Filesize
218KB
MD59f107628bd0dc9c959a1729d1bec742d
SHA1bb01d0181e686851e024b06352de5e1f3a5fedb1
SHA2566d968b43faf66d2360bc39503342f534079f0994230da1f0d61fafd447582487
SHA512fc237947819f42133c003b9a36f6d37f0f30cf71697adab27b4aece063e3f3c3cef1301b98fdbab15dad965a32eca491a6fa41281e98d0d613a0dbd19cb01645
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
2.8MB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
2.8MB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
2.8MB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
2.8MB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
2.8MB
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Filesize
324KB
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Filesize
2.8MB