Analysis
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max time kernel
111s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
03-12-2024 19:14
General
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Target
8ad57523fde2dd1e788f4b9770e3c7b178ff712d8857c58f0330d492632489eaN.exe
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Size
218KB
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MD5
ebf3b689f2a326714dab5757d1d0ea50
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SHA1
6697051f209cbe0c901a5e2b378412da7314a85b
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SHA256
8ad57523fde2dd1e788f4b9770e3c7b178ff712d8857c58f0330d492632489ea
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SHA512
a0262fc3c16d304c8c402b705b9aba20e5218b88715237e369eae8d2d784692a64b803eba68e219035f29ba11f7267b79ae67109983f689ca33e5a6caa4ce502
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SSDEEP
3072:tvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:h1SyAJp6rjn1gOObn4b6h9h
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\8ad57523fde2dd1e788f4b9770e3c7b178ff712d8857c58f0330d492632489eaN.exe"C:\Users\Admin\AppData\Local\Temp\8ad57523fde2dd1e788f4b9770e3c7b178ff712d8857c58f0330d492632489eaN.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
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
42KB
MD53c71a2b58b525b169b8e06d1d7406131
SHA1a68cca15638c98b5d4f8ec2690002b0c63bfc901
SHA2569733535c30f44ce9b233b9edcf7294049521d9f0dad6ec20a298629da9df7b90
SHA5121932300e7a04dbbbeab45bf7f9169bb1b35fdd291c2546d726fa103a3e50681138882b755796bdab9c5ae8ef6eef8dd9fddbe29a6ac7912e9e1585ff921ea615
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Filesize
42KB
MD503d2331aea95755aef8a95706ccca35a
SHA145c976fe8100d3e9fcb9dc4c7c9f92a5b6014118
SHA256029e42a8b472e0174a0e939ab5fd7d548c644f5d258930b7aa8ad7f108c0320a
SHA5127923c9a37cfcb02fb08fc789ec654568e29e635c2a2f8b821296a177503beee16675205033f95fa3684395528b24a9a38edd530cb72cc94f14d949b8cc780ae9
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Filesize
1KB
MD5e797ebb302a63ec2cef796175276d930
SHA1c068e1e7b71dfa4634784d3256cc2c1ffef46c1a
SHA2565197fad3eb49cd5b6c67e59be5228b7b82bf091229a5cf87f852f69ad0ba5520
SHA51257edcd29d55f9394266d7d686f98d6af503596b2df10940d39977626eb5eac7cdb0535d6f110b4b7563ab4cf0aeda54fd4e5b387a8a12d392e3d32ec6ab53536
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Filesize
481B
MD5a80ea62cb9a5e564e96d92232df6d106
SHA17c98b8a340c73f87f7e038a44ed5699f7d81de85
SHA256e0bf65ebdb0ce21546a1ad6682c2bad578081de54ca7e1ccf9ae8bf9a71bda56
SHA512ad1dcac35dbce52e1284e8b09abe10228191a876ebef358ac8f7c8f7582f60cadfe54e6f12e067d1e87d8659da1e2c285095d980c47a484ad1bbf50d3b8fb1d6
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Filesize
61KB
MD5c17bca2712ddf8000fe6f766f127e39c
SHA1560380de7cedad23319f34661dbd2c29511b2afd
SHA256deddfd9d84170f543146578fd31ddfc2a11b2c90b0e1fbe1e9d212065159426a
SHA512abf555f43403280bf3e0cdb397fd5e32e279d8b3ea86498a1400ac68f117764e1effd77d4804fa811cca7bc0d796abae589c384e1c5a69f890013ec3b0b4738e
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Filesize
218KB
MD54e45e51dd2d399d2d3e384abf3fc57ce
SHA1cc3ed5f7d39b346d8331f0ab1156dce32458f483
SHA256917b489195eb8ce9b48233fd03b9d51e541eebe4632e58e1cf36db6fc11dd80e
SHA512907ec1984d34c08a651578518040aa6efb9301e209c0bba723077a3fc639c0c99f89efd657c4185ad2f43fb4443aeeeaf8d42a0b81657964c44ee5d9156e4125
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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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
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
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
1.7MB
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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