Analysis
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max time kernel
146s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
21-12-2024 06:04
General
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Target
e50f622457702888b9b014ba23677a1d2b70810e4f60b716a9f9cb536187aec0.exe
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Size
218KB
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MD5
7c860e8e11de73b3f7d5e210917aa265
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SHA1
1ea49811d417bdf65d90a0edca9bf100f80ea392
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SHA256
e50f622457702888b9b014ba23677a1d2b70810e4f60b716a9f9cb536187aec0
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SHA512
71f473757bd0cb5354f1cf377d62421a2000e572b0db68f993298d99c5b4b621f1137659492366864e9c222ae91f2e5f8e4d70b68cb756f700a668bbf647b7a1
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SSDEEP
3072:+vm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:A1SyAJp6rjn1gOObn4b6h9h
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\e50f622457702888b9b014ba23677a1d2b70810e4f60b716a9f9cb536187aec0.exe"C:\Users\Admin\AppData\Local\Temp\e50f622457702888b9b014ba23677a1d2b70810e4f60b716a9f9cb536187aec0.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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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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
61KB
MD561ac17f28edc34ca195f6ff5438d021c
SHA144a3375f6034bf6ecfdeebaad8749ce9ead52011
SHA256f5c425b41e274d3240cda070e1e67d396f12fc998884d9a8ee9c4522d2011dc3
SHA512f0e17702322a3db4b8e4ffb507559be1cdbdd8536635569a32f734d62b739b62f1fb08c7bc74d935d5c5f155e6eb4cf573d71c35155ce82500a8345a795c6ad0
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Filesize
24KB
MD5e01531a63fbab3a7eb28cffa0723f27b
SHA1f302a9e673538a0e411fe53137e2ec8749ca547c
SHA256e131f8e6a4fe06e2a9d3ac04015b6495412cadee32ce29432d4944756ee41418
SHA512da24cb997b9cb83bcf941c79ddb361f37a71241a6426fc798d246c41bb6522885acfb734e551e470bbb6ea37898f5512e292ae286deeca606eb12746f8f7376a
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Filesize
1KB
MD5f8c452533f23fd2619a675d587a212a9
SHA1ad02165e90c48e040bcb8270b5fdbcaab5255ab8
SHA256a5f198c5a974612e2f94ceacf3ba6dc9c529d494f3ce0969175b19aa11d30b78
SHA512dd14a9c5907da353d231f8d6df68dc44b957fe3308d963a5e7eced570b81217ed1390e9ba7e87f373c276b34ce6304fa6a5843c0b3ace2b7d49c417d921df22b
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Filesize
218KB
MD514c219ed2c6394ae781768bdd2c0d264
SHA130a9d4351ca5128961142c550699c33882ad7b58
SHA256a50c7e101a41d9602fb1e4c8e6fdcabb7e20205301a0debe69753c173ce12c80
SHA5127b1b3014d93e8f104b7715a44e99a717e8394c109b3a8518b2e466fa1c3e21f18a9c2a56c17648d30952d7200fb784712930f3f7e5700189f038cb858ac26c98
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Filesize
324KB
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Filesize
380KB
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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
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
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
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
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Filesize
728KB