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
21-12-2024 23:46
General
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Target
2d228c7125f85f6ebbf71bdedef3d325599b1afd3ac3173bfe68c11b6d9fe315.exe
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Size
375KB
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MD5
22888d51829500fed79573f8f60b23f3
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SHA1
c90f080b998eaffc40ef91d7b0a2205cfd65c3cf
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SHA256
2d228c7125f85f6ebbf71bdedef3d325599b1afd3ac3173bfe68c11b6d9fe315
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SHA512
7ee61e953077f4ec07130d1a34cae6c7f04b92caee4df50aeb97e32b9adbb60ff89cb96d0fb01d996b7891e9dc1be52ae4f66d5c9e2324163aa4f60103b324d8
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SSDEEP
6144:N3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Eis:imWhND9yJz+b1FcMLmp2ATTSsds
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\2d228c7125f85f6ebbf71bdedef3d325599b1afd3ac3173bfe68c11b6d9fe315.exe"C:\Users\Admin\AppData\Local\Temp\2d228c7125f85f6ebbf71bdedef3d325599b1afd3ac3173bfe68c11b6d9fe315.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
61KB
MD527758d43b3fca98dcbd71acff8d1a028
SHA116473e0eba0ecb82e19c3e5124329399d4cba892
SHA2569219a45c0db5b86bc2b0200642ee3bf5f447399c99865c61825a04edfc78e3d5
SHA5122161c41f897c95ac9006548a39ca8b5f967f1b7ada5762d9c50683ab25097e08254c5aba2827b18beb370da1f66938032dd98928e2eb51b21ec925dc372f8f27
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Filesize
42KB
MD547b5df87f34cc28375869d1f7e37b191
SHA120c0c9c9fde778fc40c8bfb039d58b9784fecd42
SHA2567b146584c74b7ec34468b7f332aba70d92feb2b45d7f9afc7bcd0c917f404fa7
SHA5123c0512c43eccd2d00b9bbb7f95e7338394a5b2736e9b7026afdccfed77b9802b644857ccad95ddd555ae8fa52914f077cb13435028a92b121203d6602ddbea9f
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Filesize
42KB
MD5e253fe882da37a02c213f3244da05930
SHA1e72da0cb704fe0f79949138fb68eaee6f34211d0
SHA256f7aa90255e1978e0db8d9b18e853c39e5c5aeebec117d9f94306479c4387917b
SHA51278e8587d3c00f09014613a432544c4ad07242f4eecb81a457f433783e0c1fd3a861c5d9816b8d6ddc0cd0b485f3c5595e21528f8d328a366d445045c9150b0f2
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
375KB
MD52bdaf521844987c35314e4bafbf9dbe9
SHA13c2cc9d9959770d11626241f69a121d7b5d863dc
SHA2567617ed79b5756a009b8a1a3c4d8f63a885ce717915fbea8b1241b3400bb5427d
SHA5124773437210068532ec1ccae2b6edaa44cde50f05098699093919470232bc991aba895ac0c3a22f1caa05fde6da90de1c50e81033e04f92c86a01a9c346700175
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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
728KB
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Filesize
672KB
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Filesize
400KB
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Filesize
400KB
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Filesize
728KB
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Filesize
400KB
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Filesize
400KB