Analysis
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max time kernel
141s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
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submitted
22/02/2025, 08:14
General
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Target
db66c082e01cb8264d37a9bcad4d5cf95a4aac4cb8eb3c713a8d6149032411c4.exe
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Size
218KB
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MD5
8f028ed9fd5ecdbb9a3d0fb632123193
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SHA1
57ba69a6e60c8c671af068b735664800b8aa174e
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SHA256
db66c082e01cb8264d37a9bcad4d5cf95a4aac4cb8eb3c713a8d6149032411c4
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SHA512
7fd417438726fbc51a0dd60458039bb54077e99715f791b8fcbe8ee4f1a3dbd7049104e1cd1b76082615062f43279e5490a0dedecb5371153cb5540e914750bd
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SSDEEP
3072:3vm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:/1SyAJp6rjn1gOObn4b6h9h
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\db66c082e01cb8264d37a9bcad4d5cf95a4aac4cb8eb3c713a8d6149032411c4.exe"C:\Users\Admin\AppData\Local\Temp\db66c082e01cb8264d37a9bcad4d5cf95a4aac4cb8eb3c713a8d6149032411c4.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
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
2KB
MD55c2ee081a073e517faad5278abad26d0
SHA1aae90efff70fed1a3936ce329e20c99a048040a7
SHA2564a9f39007bb7a116c3978ce1d5640c349617eb0e18493c57b9a73ccd52420dae
SHA51296e25fc43a90459b8e1086c412af56339599c0a97339e38c0716a8834eb4f480ae85d9543ca48414dfaf2d9d69bd585984c8e5ea14efd9da8c0a47c8f06d5ad2
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Filesize
42KB
MD561b449cdaff2282c83ab505193b8dc16
SHA10316ae186c4e9f1e63ef73e5eca7f0cd607c4dc2
SHA2562e9d89d68ac8e82519848a7ccbaef8d950d49553d4834101321aa8d2d4c3b1ea
SHA512815ca31e5294c430816bed9dd26bb46bff850ff1aa30e8d1a352ce7d3827ca70b401f877b70f7cbf7ef638f4c14e29ed40294b6ff07c45ed4d3e74af890185c0
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Filesize
2KB
MD594362a5dc75d383330196f6b67d5ff12
SHA12b3338c4c513eb33553fd361ea4aed103e7433fb
SHA256cd036e9fe790a8d0fa7e557a77619098335d413468bc3d07cb6673b5c165a5ea
SHA512effa9db2ab4c9874f3af97b10d507611cf0401c4389f889d379aaf47d64c685893a2e00366a2658f6ffa3fce73c4fb718b1c34357491ae84e7c30d7295b10bb2
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Filesize
218KB
MD5fc7a42ddad164a952637bffe14ad03f5
SHA18ee9f6993ec9e7f07a2e836a0406fe37262acbd3
SHA256fb4a0beeab0f3d247162082a36709e05123c8e47a9a7c5e2ede110b7a8214364
SHA5129f9c125f3355f80cdfb76853f80a3204f153b7b8546a9dd84a2b7aa095bd26556d75a039207c4d5b214aab08bd337b75bc3a8edf5b7ddd5c380f39386caede35
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
380KB
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Filesize
324KB
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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
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