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Analysis
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max time kernel
145s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
19/01/2025, 07:09
General
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Target
b02a3da2e4f3a56290e31ca3319e7f2a390ea336df34d9225178d67d9c03fad4.exe
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Size
218KB
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MD5
6c16927895f35a9154cad0689dcc2261
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SHA1
18fad5793b94e99395091990e9d80ea56776e055
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SHA256
b02a3da2e4f3a56290e31ca3319e7f2a390ea336df34d9225178d67d9c03fad4
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SHA512
e503f896db12cb9e916cdb73936efdaa5c609133744bc0d8a6cabcdcd8002b84c812d7a49b4376c2387b95ff84b55b7cfdd87d60b763d10eb71d637aa97f8fd9
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SSDEEP
3072:9vm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:x1SyAJp6rjn1gOObn4b6h9h
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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Loads dropped DLL 2 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\b02a3da2e4f3a56290e31ca3319e7f2a390ea336df34d9225178d67d9c03fad4.exe"C:\Users\Admin\AppData\Local\Temp\b02a3da2e4f3a56290e31ca3319e7f2a390ea336df34d9225178d67d9c03fad4.exe"1⤵
- Loads dropped DLL
- 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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
42KB
MD53d3960c19083f6ba61b0ce2499c8f99e
SHA11a3725c6a25784a0ec061891c9527d855d7ad68a
SHA2565d25c6b51c7c4c67fe328406418d5e948834fbb63f27848d177e30cec16322d0
SHA512da3c513f76ecd840dad63c86a5f99dd5a2cb71d36a3ef71fd8d6a26a42ef6d07498dbaef9ed86b709591d05eb9081831ab944a0ed6a8b13c16ba561be6e95ad3
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Filesize
218KB
MD592a2dfe9fc3adc9885091eeb9ebc06a6
SHA1e533fe2a57ee6d01c410523b5f3464933ef7e483
SHA256475a2ec71de29500c6e866542126ceeb2e58a842029e56e253cfa3428663d827
SHA5128cdda2e4db30678d614ebacc0b653b8e17c55c9626577a2c6e095bb9d3c981068ffe13d21433062c73ab51d71fb44da55cbd0c5a9e4a5b87cc27de3704b1c383
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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
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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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