Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
19-12-2024 03:01
General
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Target
3c318e328acb1a3b02a81899e048886543e87c36e94b91f060c51ea18754c4c6N.exe
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Size
375KB
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MD5
9816fb0d328251b476f467a22a1b32a0
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SHA1
25d032c3bd8e1987e2e052b45cd91cb072c1f019
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SHA256
3c318e328acb1a3b02a81899e048886543e87c36e94b91f060c51ea18754c4c6
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SHA512
d4c276a666b7959d3844cc9f05e58e99e045c14d78ff8bbf1a63a15fd7ba080e472b5d4dc2a00cc22a8c4722c6df5e48ca84dfc2f2d8c5827c8c6df4c70bca77
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SSDEEP
6144:R3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiU:WmWhND9yJz+b1FcMLmp2ATTSsdU
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\3c318e328acb1a3b02a81899e048886543e87c36e94b91f060c51ea18754c4c6N.exe"C:\Users\Admin\AppData\Local\Temp\3c318e328acb1a3b02a81899e048886543e87c36e94b91f060c51ea18754c4c6N.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
1KB
MD560d420b42ab876e7e48feb1de064e5d3
SHA116a6b7d6b17e8ac5f6dc41d2d3c4bff8c5a98312
SHA256b9f16df28e32e9a5c8f4ca0e971a052ff383507db4bef44fa8a314f6130b7f55
SHA51296508b03f8e971af9efb9dd9ed707992b464b1e71ce3ee97e90bc4eab84701dc48708da0141964ccdbc691883455e5d1c3c75401bbbda08d0397d2ed6b5c5fa3
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Filesize
1KB
MD50f4e2281aca3c78d7ad8a701921c5908
SHA17b3fd7c8fb824bfc73b421dd6e00c444ccb10a1b
SHA2569d3f76c274159f26b31dd8c22b0eb3cfcf5d8a8a8eaf83e8041cbf5732e4a188
SHA5121ea0c1e8846221794e4b8dc7c71f77351f34980cc696da829ba05a9008300ea3692c3132a17c541494ff51dc003b849881be568d93a1a6676ebe61d82ecf15e6
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Filesize
24KB
MD51859a1332ac895bcabf263daf058a3a5
SHA1a047d81f6b86b06b9cfde2e17d01634419dd012d
SHA256a8d942fae947e20775d9732d1a16ace2879905461641f7bba3da2d1b27edebe6
SHA512bf003c602ba2a845c360127a16db451f2ef49a0a86b2446582b642170aaf1f8e9168a8b54346036a7e9bbbd4e6a13c6ecc98b5f4e1e05490a7dbb66733d74c6a
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
375KB
MD573fe473c701cf72b756f337903d5681c
SHA1f49869c71f09f68294374e4ae41035a48257ca27
SHA2561e69fe7cabbbb802bb2a07463b22db5fa4227deb3a3f695f9e22802e003e6dc1
SHA5122256b553c373feb649d6eb60634fd4d77feb322097513f796f137e09789303ec5ccde12f7f2800716c77bc1cb553c57d8ab32838a32749722eb6a7ea9914e0a0
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Filesize
400KB
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Filesize
400KB
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Filesize
400KB
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Filesize
728KB
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Filesize
728KB
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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
-
Filesize
728KB
-
Filesize
728KB
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Filesize
728KB
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Filesize
672KB
-
Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
-
Filesize
672KB
-
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
-
Filesize
728KB
-
Filesize
728KB
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Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
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Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
400KB
-
Filesize
672KB
-
Filesize
672KB
-
Filesize
400KB
-
Filesize
728KB