Analysis
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max time kernel
120s -
max time network
116s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
04-12-2024 05:04
General
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Target
71a5812ed933a23fe9e8f7ce2862ebe4d63d58c05019e1df4482b478dfab74f6.exe
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Size
205KB
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MD5
92bed573d503db2f6b3b00a731cb3587
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SHA1
aa15e56f595832384783263255245734b281e483
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SHA256
71a5812ed933a23fe9e8f7ce2862ebe4d63d58c05019e1df4482b478dfab74f6
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SHA512
30274eadd2ca68e3400607011838bcd4a297bbc9672e7fa4f98743edfe39717f939cda2e65170a5d1c12daced8afd312987b04c0426de5f3964a8a5b9afac43f
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SSDEEP
3072:T7VD4DUHnNZkfOP6sfIOpJ9C3hPlGxt1UhRkgyankTIzfwAYzWcXCyqT36zhRRKm:9zHnMLm5GNGxHUhtnkdpHqTKzhh8W
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 Program Files directory 38 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 2 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\71a5812ed933a23fe9e8f7ce2862ebe4d63d58c05019e1df4482b478dfab74f6.exe"C:\Users\Admin\AppData\Local\Temp\71a5812ed933a23fe9e8f7ce2862ebe4d63d58c05019e1df4482b478dfab74f6.exe"1⤵
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- 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
- Drops file in Program Files directory
- 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
42KB
MD53ae9a90206c9b4e8cdeececfdf402561
SHA1624d1eb84abcf7f3ab56ae5bd38a9865c8e09d0e
SHA256698f6d6dae02614ed2f16c0c515eb6e053e30b2e81b5b9cdbef81ab647b74448
SHA51289cb976dc1f3497bea57099f7436078227c8f1d8da7c82b21787372c8382caea588811b808ac7440518b0e34f6caff94ef91965500c0ed420286236063da5f4a
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Filesize
61KB
MD5e07d35cd8c131468e25f617804d7e1a1
SHA1fc2e534689f8ba395f2efdac1aaf4fe13211bdf2
SHA25698f90d50e5f5196188121e4fff953c86fa314c2dd39474f24f2a36f074967994
SHA5120d171c4ead816f4146f89e98d0a35f2aee43df192feb028bf5310f8e5147b575d78f4ed9ba98e6ed6facc0897d01f083502c74e807325444840814d2db621bc4
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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
114B
MD5bfde1e9e9c32c1681a16139450c6909d
SHA17e669b927e6a75a10a0ca29e38e58ddcb49b725e
SHA256e0d020ba1cb6506cee234903a44c747ee0cfa7e2d1e60029e4cd8de9a431512a
SHA512781fd54f155442dd34f9919b3cd063ee399db411bbfe15f2bdc43d3ab8ac2d04e1011b2c99fab42bebf7b903a94e09aaaef71b7a465d2d04b417f6dad8e8e396
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Filesize
1KB
MD516e18be656322de0b2cabd8449268a74
SHA134cd80c3df5e6bf300df0d3f73bb61f0c369394f
SHA256038bf3df6456a9066844799b6fd54865a2f3abd075266cd9558809ce5316b2d9
SHA512b01e403a69a2740d73d78d3554db39b65300becdb4e02162b03ffc5c0caea836fbd7dec0e9ca451f94ed3ad7f072de56ecd4ce52d51a4f4e9682798e8828967c
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Filesize
1KB
MD524d19601d70fc471775aa90b24879e12
SHA197ed0c5529805396e5339fa7054ae9a891eee1ff
SHA2561addfbe6912e4dc6628600aaca0b88048c25a3b90294612092ea1a4dcf9f695a
SHA512005423021b7bdda7c19a1b83d37eb38cb28d04656b134126bde2479a147d405b8c2b86ebda8ee2905980a2d75a37af0d6a0e76f65b112824375ed333260e622c
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Filesize
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
205KB
MD5c00a9513fb5ef7dc6979f9b8b921beb3
SHA14ce1012a982f09aa9c71ac59ba733eac18f55ef5
SHA256db8e2ca2cf92ff0db48ba3b10439d7cc160c0997fb8a9033373dc50bc2af7c7a
SHA512bbe6e86ecde1a30012e15e5140615c6afc3cc40c73b4016b49826f5970966f0ddf2461265571e9688dab6cee1c38c5e09faa7c344a4d34edc2ceabfe7b929074
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
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Filesize
552KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
552KB
-
Filesize
552KB
-
Filesize
552KB
-
Filesize
656KB
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Filesize
552KB
-
Filesize
316KB
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Filesize
368KB
-
Filesize
368KB
-
Filesize
316KB
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Filesize
552KB