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Analysis
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max time kernel
107s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
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submitted
23/01/2025, 09:27
General
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Target
338d577a6bf6cec78c42e35d23eed589d94988907b662ee58596a6bf03a400bb.exe
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Size
375KB
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MD5
43ec7b4a5361bd7c0134584d1b312da3
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SHA1
76fef4a5401f4902afd5ec5c79f2b5f445fab105
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SHA256
338d577a6bf6cec78c42e35d23eed589d94988907b662ee58596a6bf03a400bb
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SHA512
ab6c8586712ef89d1f9cfa61b1421df2fa47acb9d0eb87deec1b6b9e50189d8adce50078fcacfce2f19f475550812cad0a13bfbe8b7f75e940f172b35626d8a6
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SSDEEP
6144:+3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Eis:ZmWhND9yJz+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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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\338d577a6bf6cec78c42e35d23eed589d94988907b662ee58596a6bf03a400bb.exe"C:\Users\Admin\AppData\Local\Temp\338d577a6bf6cec78c42e35d23eed589d94988907b662ee58596a6bf03a400bb.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
481B
MD52b78f1a4a5df877848d79fec9ba68039
SHA16d99557376c203c71b7ed55810ecf9c95dda1ba0
SHA2560ac232a629aa90401ee73641528c41f6bf7c4bda604a56fc9cd7ef9b9aa7b16c
SHA512310f7c821f3349109989e41a4b26e6df0d2539a14d82e683bd56308a54881cab76a895725b5a3446a08551848bc359f0e42fb8f20014f7882007a0cfc7228173
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
24KB
MD50b32b8c4bb1def099a6a0b6f8ff63939
SHA145899cc2cdca94e93c6c3cf83a96fb18d9ce7b97
SHA256e8e957ca38e7f053511a820d78df8d0b01f63b1c31f9a8e785c1bc7ff510c56c
SHA51299e0c7f620fe151b23d4de1f34a066868bae75055aac0603fd2427898fcda00d05924ddd395ebf36d3b442515d3359b2ceaad5bc129b2ca57ddcbc7df02e7653
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Filesize
42KB
MD56051255f589a91f71c62562de990c982
SHA155a17121966b426cc520878c1a307d71ad7e2508
SHA25688518def0fed1c8331b0ee3c370e687c2ab227dafe0d040a5ee784d8829f5a37
SHA512fadaceb540d3cac62527e8c09b5a9e47645bb0b1ef52178baf471d6f89f31034eedddf9c2d0f797589c314decaf204bd202d0067ffb86b456133b2e7dccf3f29
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Filesize
375KB
MD5772471e16ae9758ee020b8a1ec4676b4
SHA102d5ff1206234d05a767c9ffa8dfae22246afc3d
SHA25669c20a638aa1ab80dc38c3f0c5b67251fd53dbd0681539fb35f6dad1f93d67fd
SHA5123273d1eefa44d925ad7b922bd711bb6ebd3adb7bc85c40fc801420c862e97353390b8a4d939c22973faa65c15c6f2358e7678cfaa334fd341cb2a6d44c83d52e
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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
672KB
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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
400KB
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Filesize
400KB
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Filesize
728KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
400KB
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Filesize
400KB
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Filesize
400KB
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Filesize
400KB