Analysis
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max time kernel
147s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
04-12-2024 03:23
General
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Target
6688cde6cdb341d0dbe0315f9110825843bfbfe8680f4524ee60002be3374c6d.exe
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Size
218KB
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MD5
a3ed03d40d9dfaa61978f82d546d11d9
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SHA1
9f59c1465fc40447bf0ea50c3f595e1b3b0f325c
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SHA256
6688cde6cdb341d0dbe0315f9110825843bfbfe8680f4524ee60002be3374c6d
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SHA512
beb5c9a9dd8b23ccc338da7fc21cb6f0351e71669bbe679487e5ef154da5e55cd43355c2e602a84c62a40954237e5a6fcc74bcfbd62d685cea33ed478da571c3
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SSDEEP
6144:GEQBDdO1z7L/EIhZDE9oLfFWlMZT7+DGaMwICS:GEGDdQNHEwWlMxYG/wIj
Malware Config
Extracted
simda
-
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\6688cde6cdb341d0dbe0315f9110825843bfbfe8680f4524ee60002be3374c6d.exe"C:\Users\Admin\AppData\Local\Temp\6688cde6cdb341d0dbe0315f9110825843bfbfe8680f4524ee60002be3374c6d.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
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
1KB
MD52414edf038223798d2a96c5a60079055
SHA1632e98a10ffd9678105d3d5c8def31f052c34ec7
SHA2565e0747fff6d36e8a266c0c169545e492de4f810f9d45eeb0d906cf007f973242
SHA512ed5972cce81eb9764c72de6997134da2b03fa12bc92f6561ebda04940feaed768b5c0f6399ee7b2c73e845f824b929fd75ad394fa2210412521a81fe89ee0bdc
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Filesize
61KB
MD58931c800710799ecb435ea7d85036c14
SHA187e847965b9f19583e0772bb33c75778fcf470ff
SHA256abe801732a3b0114a706b7aadc589da09d65b3754524ee36566099f305d34a6b
SHA512b12229ce4ca29e155e1ed93ef0464bff10cbe3c6aa812289cd4ecfa593a12731665c31a03f36191c5b01c4456fa3be72d5a626214315ad3b6f2e55994f263697
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Filesize
41KB
MD58a0e5a6b33cba865a8d587044d5e081e
SHA17bba1e4f2a688c8b8ff308f62901ba9166677364
SHA256572975f3b640f6effa69be7e170315cde6bc802b3f02429d9aab5fd1e3fab5b3
SHA512a4b81161e1544695f0a80ba86e22bd69e2158f1e0c81c4c95d4605479da4c1fb5a395d8e80261d9ced15b6841742101b0546aac29859639f00fae3b31e1af974
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Filesize
1KB
MD562ab09276858cc7641a802139eac643b
SHA1b1bca644f1b0116b6cdf808e76c9cbae504f401e
SHA256a5c8046bb9eb27ef7e2f86665a62a4da763353309bef40a5e36188fd3bd74cb3
SHA51263cd95fe2acf9e4f2e6178938a383240e40b04067a88e0d7bbc73b77a7470235988f8db0a3d48cbdb5ea67f20c1fdb215afc48cd4a1b1d9f0c8717b5955ea38f
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
218KB
MD5a7e7d9fce28092aec319580a0ccec73f
SHA1b526c8bbdb88fa1a0aa8018b2eb4a16d0c56a4bd
SHA2563ebf34ab421ddb3e490e32de99d40bf52d7d6b9189eead75614d71729062d416
SHA5125cc8a43bfd2f88f4e8b9ae96855de6bb161a4954d0eac82924b2d416ddd548acabebcd6718e71b442b73fae6963b0a7c7800a213cb53c90bf8e52236bdd65e98
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Filesize
2.8MB
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Filesize
2.8MB
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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
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
2.8MB
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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
-
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
-
Filesize
728KB
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Filesize
728KB
-
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
2.8MB
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Filesize
2.8MB
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Filesize
2.8MB
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Filesize
728KB