Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
01-01-2025 04:04
General
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Target
e21d39502c7660a9f1cb76c46016b21bfe8f55b726bb445fb5e572ac2b80272d.exe
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Size
355KB
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MD5
e52bdcfe9de51a91153d0062e1489816
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SHA1
f90ff20243b75026acf67bcbce67df3c1035676c
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SHA256
e21d39502c7660a9f1cb76c46016b21bfe8f55b726bb445fb5e572ac2b80272d
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SHA512
f5f373868c7527428a8cb438175b3f62aedc908c6a647e546a9f674f5406ffc7f351a12a0b1605921d2a92a3bbe4851a05771d790662abb94279e3a8df87d696
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SSDEEP
6144:c3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiS:XmWhND9yJz+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\e21d39502c7660a9f1cb76c46016b21bfe8f55b726bb445fb5e572ac2b80272d.exe"C:\Users\Admin\AppData\Local\Temp\e21d39502c7660a9f1cb76c46016b21bfe8f55b726bb445fb5e572ac2b80272d.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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD5bb26c7671c3aa0526f5d4ee9f5bee6ad
SHA1099d8a789b71411c83dd556ffb07229cb92c62d4
SHA256b92eb808b5b4cf6d1686560f3ee8abbf52c42d34ae96ebb064b4597e5640610a
SHA512c47e623930806048fbe46f6cd3f9f53a250cbf8963abb9d309c070e13a841eda4a072bd4351772752c6aec3fb8423020e4ba2d5519406219a269396003f6458e
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Filesize
42KB
MD58cce1697e0cdcab564f36a2a3d32d990
SHA1d0343b2a98c16e650a479be2ad7ba051948760ce
SHA256a41c8e22839ece21cac50935488bb331a89f2ddac1acaad78318c290b5fe57ca
SHA512d5c4317088a0f637a48372c06cd3110a18af65fa6468dfec8a23f277fba24e1c298f5febe9727c7ba7dbf1167e49f29988f153e712d89f4c4a7b9f2a5f131ea7
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Filesize
42KB
MD54a370e170b78e7ecf4bdd7990dae8016
SHA10d564cbfd91b42b9b7147bd5d407e6b15bbf56c1
SHA2560cd4d805043bcdcb422a34b4614d2283be1b06987fe8a1b80e6cf04801d1ea1d
SHA51283f9acd506ccc8c9ebc0d04966cd38045a2df4ba31045cc387c04d6e09131005aff25bc2d05fb305ff7dc3eca7ec241cf300cd68997e8977023cd46aa348217d
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Filesize
355KB
MD517077c74b3901fba3722ae1cafba2de5
SHA168d03eac8cdb20781c542b27187ffe23f07fd56b
SHA256645f61d3bfb1cd083fb87f5c4eb3f52b1424246a9571d6dab453058c3e8f3bd5
SHA51272ce9f0090a7a72306c8c01e8d3696474c598ac4697a2960e9739176e76b61a87b9cf5d14a80a41f7184a820ebf115e652703ecd95bded93f72eef6f643e1472
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Filesize
380KB
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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
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