Analysis
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max time kernel
146s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
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submitted
02-12-2024 04:17
General
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Target
5167e50a188133b5139bedd1d29d6d8a1cb53569364cbc2714ae417634a779b2.exe
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Size
208KB
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MD5
a40129703c98dd3978ebff8124ffbe10
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SHA1
7e9b16f22925c1cf2b64c7e6a7b7feb323c0681a
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SHA256
5167e50a188133b5139bedd1d29d6d8a1cb53569364cbc2714ae417634a779b2
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SHA512
7bb54655935325a5a9dde511186936403a02f2a38a7f275bf8cc1887081850515f9b869cf53d3dffc5e6eeac950590889d3ac866eac5cb77a984699fa880a529
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SSDEEP
6144:0a1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfkg:0bapK0JCmRcU9vVokfB
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 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 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\5167e50a188133b5139bedd1d29d6d8a1cb53569364cbc2714ae417634a779b2.exe"C:\Users\Admin\AppData\Local\Temp\5167e50a188133b5139bedd1d29d6d8a1cb53569364cbc2714ae417634a779b2.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
Loading Replay Monitor...
Downloads
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Filesize
42KB
MD56832b600f1b764069b2c0db2b98edb95
SHA1f7892d2544c70e285c9355a834b35e8159873b03
SHA256a805b5955eafe00305d9ec8523b2892030b3ae799ad43592ef875b5792ff5265
SHA512136b1ca1a55b5b2b45e9e2c022c40efcafddabf2b1708f21aaee3f7946f77a7bf42e63064cf2d9d0c3c523a9101fb2235e49fe52096140db59246932213b3136
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Filesize
24KB
MD56e908edbae48b4f24153d848bf4165b6
SHA1ddf7a455f2f2dc73a33ee894fea6189a1d6ecea7
SHA25690d23bff43284c959a5be5284972925bbc828003027079bed9d230ae04ad2ca8
SHA5123a03be93eb7719323bb8871d800fdc4929f97b8e921f2471f313273be24011037562e980c08b34101227feb46e72bcc58cf516d6a13848d15787c269f03b2646
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Filesize
1KB
MD58c033ee490fd748be79a1e3fc495b7c0
SHA1f938afce603aed07a84343ed4f456e6ebc2545f4
SHA2562855a4bf95a775ec4d132156103bf71eae51be1bbc358bee9490760c9b32a265
SHA512832915fc15cd8f2c504dd5aa8adda1d20a2f05630d1581e2468d71096d7f79c5c30821be2698aff7d8e7caa0951c3d29c41c8fca5c748b01ccc9199708165e23
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
208KB
MD5445af30f9631c34eed65ea1c7c4dbf34
SHA11e476b03a41f1c5191e638e6641c7f8e27cd965d
SHA256fa7a8a0240d4f6ce8415350e8b7d0daf76c1d7436e2a57105981036f46d92916
SHA5120dc24a66ad45a53f594641199e98e0e119bed1f31070769b34c182718cb6870fd0751beb2d3decd6de856d418dbdf020ad458faa629971376f7dbceb41e011b7
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Filesize
728KB
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Filesize
728KB
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Filesize
412KB
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Filesize
672KB
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Filesize
672KB
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Filesize
412KB
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Filesize
672KB
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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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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
412KB
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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
12KB
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Filesize
412KB
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Filesize
12KB
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Filesize
380KB
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Filesize
380KB