Analysis
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max time kernel
148s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
19-12-2024 10:36
General
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Target
e7587f1ce53a24bd381f82380d9aacb94afde676371e26a21e15bd1c0265638a.exe
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Size
355KB
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MD5
d41780ac1970d6e94d5726fb3da545bc
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SHA1
1b2d3f86291b9812b60c4488d42538c7430113a2
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SHA256
e7587f1ce53a24bd381f82380d9aacb94afde676371e26a21e15bd1c0265638a
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SHA512
a4ad863db300543168d143c73c5c6e57eddf1ffa22508593c19f1b4c3ddbbd9fdc5154ac9c9ccc0b8538194687e48c1a45c02b658da213e5cffa9349015b448d
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SSDEEP
6144:A3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiS:bmWhND9yJz+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\e7587f1ce53a24bd381f82380d9aacb94afde676371e26a21e15bd1c0265638a.exe"C:\Users\Admin\AppData\Local\Temp\e7587f1ce53a24bd381f82380d9aacb94afde676371e26a21e15bd1c0265638a.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
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Downloads
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Filesize
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
1KB
MD50bdb9699fe634238bdae303c8989429e
SHA1b5f96c654e469fdb9d080d87df526f78797bb563
SHA256e3b1a28f599f37d9681b32533befccef17f47360b450f2153fe873d687a38c99
SHA512cfbe5cea003bb564b2f0806fb5ccd835b63bc2b9ddf0dd9c52e29798e225eaa0fed83daa1bda2623e6b52ca47893232c06a360860994b7ed73b8cd156de4dc39
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Filesize
24KB
MD589c2b3b45e90d87d2ddd6c5cdf36b7c6
SHA158cd0d74801a042db7cff1c4199dc95e622c1317
SHA25603c89f7c0efc2a0000281e8986ba4985190ea582318fc531e7cd9be1f82568bf
SHA51218f92108d79865b7bc130db6bffd1ba8081b53e149f7562141a626f79f5ea6f918281c095879e7cc914bd332273d43483a21b781028b1a51fe0763f40b669b54
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Filesize
42KB
MD557cbdcf2eec2159420886c7dec3ccaf9
SHA1ef539753df4c4ce4452edca2e9cb72d9cf27468b
SHA256f247685d123c2c6b2ca447a3726f962047d09d614c0bc6574887360a2d9549a3
SHA51284424994a4efde3ccf3322f12634cca2a292f97b3028cc0725a83d2c75e75f964e39d4f010882683962d06e43930ef1097b34bdb4581b63f312ca055293d2d04
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD53cde651942ef9ecb0d11873c937e4873
SHA1dff276954418432511642e691880838942c3ee85
SHA256f0d32c65a8dd93fbd232b59810e692b4c35ef09bdcfb711ab25ed493da785b65
SHA512b41bb31a361363d0c1664e6c0d31a2ed2eb56b5a1620af3b0fa15091ae0d5fce5498e83f89447ff6a8a1df42cfb25eb6a8db1b92181184ca5c5d768c5afafe15
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Filesize
355KB
MD5969b6d269f515ea4ec7cb7b8089598eb
SHA129d6b79ea262827a56353befe77491b38cfc0bf5
SHA256beeeef6d0eb08f85e53239b5cbf801ab08be0fc4f6c6a88d4a9db75992bce011
SHA512dfd5a806dd91e12786716dc3bf266ef5770dd50088820b4f60273ede3a60eb585b16f29fbdc4e5c0afc66470e59fbb661461b917ae63c1f909813b4fd3306068
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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
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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
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
380KB