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Analysis
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max time kernel
0s -
max time network
64s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
19/12/2024, 04:59
General
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Target
39b5dd36dc632eb90619aea4e4d1c5d526531f6db151c3ce5538e1d56020c3e5N.exe
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Size
355KB
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MD5
71990b92df7a81894ec4562c1247db50
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SHA1
fc97d5efb184e5d870b1deecea3b00c6d706dc63
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SHA256
39b5dd36dc632eb90619aea4e4d1c5d526531f6db151c3ce5538e1d56020c3e5
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SHA512
8fc6892e733dc04908cb743eb39b1b8f08f7c4f13242a297b0d983a69509cb905ea16088189f809d170ee20a55e46b011eae74bb22d94fd593e904880dcc2a7c
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SSDEEP
6144:UgEmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Ei:2mWhND9yJz+b1FcMLmp2ATTSsd
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 58 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\39b5dd36dc632eb90619aea4e4d1c5d526531f6db151c3ce5538e1d56020c3e5N.exe"C:\Users\Admin\AppData\Local\Temp\39b5dd36dc632eb90619aea4e4d1c5d526531f6db151c3ce5538e1d56020c3e5N.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD580b787a1416d959c879eef2330b75cec
SHA1063b90a5776da34626259cbbf91534fbb7e1d621
SHA2561a445be3fd5efe5192c4db5fe0635affb9454594b0d8200c873315d54a5f5831
SHA512420d89f99ea6153928c42a4e4ea2ba134c3b197d0e01144b922cbfc1b64ff36eec4476ba0997d02bc145ecfbf7fda2542f5f08a9c5ebdc615fc29d747e51b1b0
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Filesize
42KB
MD540ac9a6206a48fa0189a38370d1a8ba5
SHA1ae4bb2570ca7496b85304676b79c4e007d6d9dac
SHA256b9818b38464eee380d8a6133c30edc6da313f4624bd75a4bfe11b92483821af8
SHA51220b96bd2080ec8c3c1d8269437f2d7f0cc56e90631e4b11daa38b14d208a405c351997bfa6f8d89334304d48f2bba6ea2725297efb23872ffd7da4933f2ebfea
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Filesize
42KB
MD52b93a4fc005b788efe1b743c2889120d
SHA13e4a1bd9f179326fb33b44b6fceef99296aab508
SHA25697566e769c282a77a44106146e37825dd22a055f879b47ceb122bfc1b7e6f8ba
SHA512f1352609760441115f8511f5a60b617b5c809160594112d3cdcda3b03a37214421ab035712050006095ce4a6aa16a2ebf7e40d686a5b80381ce19ab05c166b5e
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Filesize
1KB
MD5ec9a5015d56837a719c34315670b4ff5
SHA195c47de8abd7b76b0684c781fd1ebd2bc7cc4876
SHA25657ca8b53f140ba5f4dba162b0182711dea28b66e049ea69188bb1ff73cae3182
SHA5128938b61ea96aaee2edbc1092124ad7de02b2fbfa7d2278146d6a765f7bfba0bda75befcead75b6da2fe2fa09cb7addd3c471ab8084e1afafd3156003bfe699a8
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Filesize
1KB
MD519f0d6561a3a154f19d246cce2464137
SHA1f7a0ab0960bd13d3e26635acdc5a31e8335966e5
SHA256435a07967880bf57dcb44dd9c253b11ab65d3cc256ba3241ec90f8d6b6dedb51
SHA5124ab67c42a189e41fd0eb23afa76458bcb84cb978f33ebac2a383e403c67a0a7f30b847ccba73f9b0cd12cfe4a2a2bbb0b377eeef1dbda7f66408c69bf62b7b97
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Filesize
24KB
MD525f041a2f4154e499b90ba605cc55e01
SHA1b91c3861b60142764f571ec7269a594aa24862fc
SHA256115b9f25d70eb4f06f7efc81a74f2717e8c875a3201ebd15b8388f593870acac
SHA5127d5a545d9ac52e27ed2523f7acec24c1c28e5cf302538640a5736f93e74cc8d69f9890105dc3f571cd7aa8599bc35a3c2b2ae1a04b462642086d4bf11401910d
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Filesize
355KB
MD573ce426ff44f6df6666b036e0e1ae791
SHA1d5e931df906941b38e1a5f63e9fff3505326c450
SHA256d571b03cd9312f6a2490f6872bf13d68436c3b1f2432a6029a9432bbf608115c
SHA51235cae4fe525851457e9c6449d67a330bc86347705b8692bada66e48074986523228f3cf5de224d8bf3f0ad7f85b2f4529846be8348bfd3c2624a55649a7ecf67
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Filesize
380KB
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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
672KB
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Filesize
728KB
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Filesize
728KB