Analysis
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max time kernel
140s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
03-12-2024 18:51
General
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Target
8fb87082a47f5cadb66756114cf8872cde93c83bca2b4ca9e95bd5694924418e.exe
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Size
218KB
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MD5
e62774c540db820bf8ccd9e3b8821547
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SHA1
040693375c3110ce7ce7d46ec3171bfc67f700fa
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SHA256
8fb87082a47f5cadb66756114cf8872cde93c83bca2b4ca9e95bd5694924418e
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SHA512
f4f9c6d1f46c5f8be3666b6df878aa11a2dc38c2d469bf07ceab8ce04922edea00d16d7c65646f662365dc93d8e36a559d2fbd3026a8460f9abbec44c6d31ee2
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SSDEEP
3072:3vm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2Hq:/1SyAJp6rjn1gOObn4b6h9J
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\8fb87082a47f5cadb66756114cf8872cde93c83bca2b4ca9e95bd5694924418e.exe"C:\Users\Admin\AppData\Local\Temp\8fb87082a47f5cadb66756114cf8872cde93c83bca2b4ca9e95bd5694924418e.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
MD59d05dc561505273d6ab2ada0471db991
SHA1e7c708861d0488d473cecc8ffda465668651b178
SHA256a6ece7c82ecc94db5bc04f1f11db8c698b1f8c26774730e19b8a2b88e6e75d6f
SHA512294afc9a749c48ed5b60dc517f841dddc9baaab8ba018fd3f5b9d2dd209fce5b5d7f38dc306a07144dbdae7650f0284e15fdb867d26f69e451d488f577f793da
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Filesize
481B
MD5d7885f92a6a228c588b819962ece21c1
SHA1a7ecfc69f2b5b2eefe94b07f03ed6652c724db75
SHA256f87564a077a56189749269bd33fa278e3132adf152a226339c78aca452c63525
SHA512e144adae2d2f750c659f28d1113b5cfc79e68b00fdb395bf65483e1297cc50055063fe827a706df0ba7ac1739426cf39365b097bc3729980c2e9fcc6e4f19a96
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Filesize
218KB
MD5a855982629bd01d888f997097b0515b0
SHA1bd0c95cb08c7a4d601130977adc68e244601fdca
SHA256e23a21017abe456a9a6f422b5b1d63b2728f4ea66efdf68e274b447f90713a58
SHA5125677bc159f6fbddf42691dd3db9781107ec252db044cedfa954785ba26a9c05c2b4ff095d9a3080a720cfb66479ee31a36482b5352f89d5801a86255b62815f0
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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
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
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
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.7MB