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Analysis
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max time kernel
120s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
19/12/2024, 00:26
General
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Target
acb2feedd61a638138a49b1899ad9fc6887da234ecb681d5b256dc664235288eN.exe
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Size
218KB
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MD5
80431877763ed7c320b494bf5f884220
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SHA1
80000a888a827ba34fed97580b499f62457ceaea
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SHA256
acb2feedd61a638138a49b1899ad9fc6887da234ecb681d5b256dc664235288e
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SHA512
0b913d0311a72488fb763d6645178575fcf4d949454e222362201a3ec4b9d6f2d0d3324687f44ef7f40170bcc9a4b72a3cbefeeb2ec05470bbb7312e9d6bbd58
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SSDEEP
3072:Uvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:i1SyAJp6rjn1gOObn4b6h9h
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\acb2feedd61a638138a49b1899ad9fc6887da234ecb681d5b256dc664235288eN.exe"C:\Users\Admin\AppData\Local\Temp\acb2feedd61a638138a49b1899ad9fc6887da234ecb681d5b256dc664235288eN.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
1KB
MD5a741f3c7071c58d32e69e83802e41e04
SHA1590cc72f1ed602dc440015ad0130ab05910d9e61
SHA25668a91cab6f95fe21eb6d624aae9a31f9eb024fc68f86f2a0566014a0c2b567d6
SHA51256cb49dcf206e706eac65e1a137762f5ab43cee41ebef3feb76ad48e94afee590b4f13545250d627a7d2d1a51d748282dc57dfc7f5b5574acfd5493fbaad4eda
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Filesize
24KB
MD58a0b2102120e93d39bf961427e1b89f7
SHA1e70c0f0019d4fbbda585d76caec182c1a6a632a7
SHA256da2cef41c651fbc99c4d2602064fc60ce10712f2cdd40d54749696c9eea017af
SHA5124f7118838a99fa0074a9043ea485ef2d2ccaca9030eece5477af40f7fdf666417eeadca29ce0462b9b8d9b0cc0f6c7009fb4b880f0fda13c8c89fb0f0b0e6b98
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Filesize
218KB
MD5b2ef8c1ab01a8cec3240c9e24365342b
SHA1a079abce0941bb0414bb442e69dcaabfb979bcd2
SHA256312a0b7eb95f6addb27784600bfd07d02e373afc5e56608e3caae393160bcd6a
SHA51230d7ebd19d9a69979ae18f90a9b55e04bfa19e429023048d2ff772c9abc151fcd28ea75affe180268955bbe8e8d5403f9a1c4f30d34829447c753070ddcd704e
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
380KB
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Filesize
324KB
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
1.7MB
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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
1.7MB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.7MB
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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
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