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Analysis
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max time kernel
117s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
02/01/2025, 04:36
General
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Target
d3272e6d5f0f4aba1225d02796ac0bb034f1b464e46867367eb168f996b03246N.exe
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Size
217KB
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MD5
87aa8164e22a63b212e9854b44d4d970
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SHA1
ecdb9941a7b0a99dd03d8426fa2bc06ab21dc68b
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SHA256
d3272e6d5f0f4aba1225d02796ac0bb034f1b464e46867367eb168f996b03246
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SHA512
97e1f16a6ceab1fb5dac2e85bc35d141649f124c048dc15951df5a3999096b979bf7b2a9f5ef26b626fe2ed7eb7f62eb40703e7e5f149ec2fe802e64eb001623
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SSDEEP
6144:2rRaTyDOnlo7eM+mlkWgRXOqobzWjozm2ulYM6Y:ksTbzu1glovW4EH6Y
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\d3272e6d5f0f4aba1225d02796ac0bb034f1b464e46867367eb168f996b03246N.exe"C:\Users\Admin\AppData\Local\Temp\d3272e6d5f0f4aba1225d02796ac0bb034f1b464e46867367eb168f996b03246N.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
24KB
MD5768520774cee571ad178e749f89e30ea
SHA146838a2f0ec1e9e72cfc731b2bcdda507785218d
SHA25646a80ddda9835955020d7417d37197a55f4418dad88a70f353dac57053ab3211
SHA5129f36963c677a3930d1f79d26b35615b92a469c44fd256b9dcb925a4ddad847659b6db7ab7e512049f1bd4388f8ecffdfbd0ef332f223d04e9d993b1d8d82e218
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
42KB
MD56033ee4105b22ff10246509ea39e376c
SHA156bde328e7e2d79ff744eafe7aeb6e1c00c783d7
SHA256e96b1742d269cc833fd483efe5809d849d703121fa1e26d320cf91d9aa8a3739
SHA5122e40a32bf5ef0daa3788ad4c6809a2c3b987960eaf6d74eb3db830757b67db563abdadf558bbc3ead0072ac68206f43d6181498f70df4daa69b01c127b036bcd
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Filesize
61KB
MD559ba92c81de3b000005a26f9ca580d8a
SHA1292873b887f25e4b3f6d194343bd3ccfa3ee42b1
SHA256a47c41a6497a90aaab6ce0f0ca64e8939be4b379d98f837d4d39d324a396eced
SHA512d1afbf6cdb0c5787553ba3f8a0ea3a74bdd050d6630e5239961492064f82fbd124d91026e5b496a7293669b4f74b3800e5b36b8fb64f17d5db0e2940e6595ef9
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Filesize
217KB
MD518befca845e43b53b8711c10743b4f35
SHA10d22bbdf6525885f42684fd68464aaf2e32db991
SHA25681c3d9a2c9f94a2db4eb6ec7d2272e6ca7d3f882e55a29a23fb286bc99a39714
SHA5120056399f18c654726722879591c588617e72336d4a5ce85bdccafb0f3ba77452e66bbe726002bc350a171b28167a125789a3e1a37a36af333947956a652298b1
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
1.5MB
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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
1.5MB
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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
1.5MB
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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
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
380KB
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Filesize
1.5MB
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Filesize
324KB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.5MB