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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
25/12/2024, 23:55
General
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Target
87849f1e3d1e02431634de63c1b5ef81eaa8699c4a66c1861f876dbcc83151d6.exe
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Size
212KB
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MD5
e4ab43b42f1fc1c4a6b211d96584148a
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SHA1
cc794d950579ecb62c30ff995051b08916be2465
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SHA256
87849f1e3d1e02431634de63c1b5ef81eaa8699c4a66c1861f876dbcc83151d6
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SHA512
97fd0d5edf3dd4125aa60587fce15e06e403ccebf6157253a98b1f9b57ed9f9857f1a4617acbf5f8cca71ce835f5758e5cb586359ed9bbe64b9d4205c69112ab
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SSDEEP
3072:MGwPsm1VrwxOsf0juzv8j4P1Hr6krr4IEhx9QZe2gO9mG9UHA30Vt3E/vDjb8:MG/iVkO20SFgBhxtW9mG9+Umt3Ezjb8
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\87849f1e3d1e02431634de63c1b5ef81eaa8699c4a66c1861f876dbcc83151d6.exe"C:\Users\Admin\AppData\Local\Temp\87849f1e3d1e02431634de63c1b5ef81eaa8699c4a66c1861f876dbcc83151d6.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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
24KB
MD5d41b694035338fa87a81d90c2e14bdb5
SHA1098dec79ea1a6a3228ba84a99110ffb5758ca262
SHA25633973ab193446f103143704ca37b7f67933131f23aec2159ddc052a03088a512
SHA512b0e7c908a991a6361a271449e6e0b32af27ac406656119b7e7d6882e8afdd8eec87d46f3c0e65b9d8c966dd83a0e9391f8c135409bf530c996595d1e5ce0029c
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Filesize
61KB
MD5648b73d95c0446e93f5e38e72394bf00
SHA177c37e6fd4f6f55001f5750feb7dbd12ef264e5e
SHA2565a784026ed29034320bd1abb15097108d2ec4f74937f790eea35c3b33d83a44b
SHA51289ebc442c7c53b30355bbef4a0cdb009190b521b5b2c48577edc6287566799a75eb6472fde0d96e7304813bddd94c7520799ac37a0ef1ce9f79b7ba91a86bf14
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Filesize
42KB
MD56f539647fb031a7fc0f81a0ccb3cb539
SHA15283db3538be107dd3fe84932f279e48f6d17132
SHA2560265f67f6598cccc08cb8163218a057fa601c1a10d72d3478e7ef850d062dbe3
SHA512212fd1c312f7b373f43109b4996eec5ca69e794935a186ae2149fff582446128ce24587bc025afa26bb899cbc984ce2ef40001b514ca87de7e25f380d39dfcbd
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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
212KB
MD5553e8530203a5e93e406c6a73a8c8623
SHA1cdedfad4174ff64c3cd888348ce0a80c1c5c4993
SHA256fd96045f420c806f67822ba45c8e3abc8aabcf06de0fb1970349408168a888d1
SHA5124e3f6d7fbb6b2fc30db6091fa175ca45920586253c553d5cbeba945bced0ab1167aadb9d46d3d4bdd2a5111a1595276db15040b3bfcb584fafa34b17d1a95d4d
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Filesize
380KB
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Filesize
324KB
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Filesize
1.7MB
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Filesize
380KB
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Filesize
324KB
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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
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
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
1.7MB
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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