Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
16-01-2025 09:40
General
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Target
f038b17fbfbbfe580e04d28220ea14861fb169fc5cd6b63c9612a72a3eba5e7a.exe
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Size
208KB
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MD5
a8a021894784d43c14a2abe00a9fd8fe
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SHA1
45b632c4f8178b88b0ed348e99d23796ce2dc707
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SHA256
f038b17fbfbbfe580e04d28220ea14861fb169fc5cd6b63c9612a72a3eba5e7a
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SHA512
6b3b7261fcc77db4f4ac3ad61ce67ace389f21c663867486ec79ba1251d7b1e5d2b70501658a4b17ecedc97a2fb7f150b243357343e7055eddd6346ae8033009
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SSDEEP
6144:Ma1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfk:MbapK0JCmRcU9vVokf
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\f038b17fbfbbfe580e04d28220ea14861fb169fc5cd6b63c9612a72a3eba5e7a.exe"C:\Users\Admin\AppData\Local\Temp\f038b17fbfbbfe580e04d28220ea14861fb169fc5cd6b63c9612a72a3eba5e7a.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
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Downloads
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Filesize
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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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
24KB
MD5f76f4472068f5157318dd112b3498f2f
SHA1c4c772412867f7c1b133451bf6db3642713be972
SHA256bae6bc71f8e39e7a83aa31baa5427a3f714ebe3c0223c6ff3f23d07bd2def2c7
SHA512d72733b4f6b8d2391a7d378d48e69c006117a9ab71ac694c37c1b8ce779c1b515510d6a6bc642110c9a40e243b73c601357c579fd026d3fa60a23e6af1f9100b
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Filesize
61KB
MD50f07ec1df668f0cd617dcbb1a786b3c8
SHA1b39afd2ece76b6513736722ce471419d83427556
SHA256b9099a2bb76e96aced25bd9a1c274d6fe52428368917f60c366596143437f2de
SHA5124d24b01d3fdf41e0f92b6b6bfb42500c9efff31c7b3fa11f572dfbf86d4c7b6aa934b4e8841d73e68322e324b6fd6d6f611a038aa01ba6165ebd4a738166fbe8
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Filesize
41KB
MD55c09961a6416ec9b9c061b6143d15b8b
SHA1443fa52c027f8eae3c0d60acca551083c83c92c5
SHA2563b638548b009ff5dfd8e894daf3aae419b5aae91ff695ca34371c8f354a2506c
SHA5128e1c7b530396f7b045b3ca3a22a53c94cde3b484974a6f563ecc7611e64a0357d2156a4ac8d3171cab897b49711676daeb0c3af8fa39a23dc2ca0ebc6f126265
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Filesize
41KB
MD58cf9629a23d431d27a2182419efef910
SHA1c60532da1101473966d0bd459beaf92a728b82c4
SHA25643dd5d7a7eecd636325882deed0c92c0336c3273ce232fb5553583dc077235a6
SHA5123f6fba2495bb53aa50771eb69818b996f2e22fcfd093f09a1e45fded9fb1dd3aed87867b92a7144b5df14b8edb93f0244136c4fd7cac5b9994ba06e3f98cc015
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Filesize
208KB
MD58f1a48b635c7d8db87e91c3a79de84b2
SHA1477de0c673860b5ff7da2970d49de1890f50dea8
SHA25620a51155b70ba0b7eaa750c8147faae82821bc3209771fb0001074e7a1922e1a
SHA512c17481412dcb419a7980a5d3ce19b3cce268c2d00d2a15d2cf9409a494fdccf31bbb49d9750c2bbe2d607498f656007b9a4e7bcd045382a012906c9901cac81b
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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
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
412KB
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Filesize
412KB
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Filesize
672KB
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Filesize
412KB
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Filesize
12KB
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Filesize
380KB
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Filesize
412KB
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Filesize
380KB
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Filesize
12KB