Analysis
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max time kernel
110s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
06/11/2024, 20:45
General
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Target
47bb73994475ea5f8222b3703b24bb9de3f5a5895f1f123008cf04a091c6d38bN.exe
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Size
355KB
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MD5
c3ce5f86e9183f40be2bfa1002afed10
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SHA1
1d071ab852adfbfc909c029a8bc60b5a1d726d04
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SHA256
47bb73994475ea5f8222b3703b24bb9de3f5a5895f1f123008cf04a091c6d38b
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SHA512
9370bbb12d76bfd78908f4bcd4c453164f16144856012ddf8903352fd5a08dbbe53ebb7ee7a04e225c0cd1f7c3f61dcadd0648802e3a19196b437e727544f079
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SSDEEP
6144:b3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiS:4mWhND9yJz+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\47bb73994475ea5f8222b3703b24bb9de3f5a5895f1f123008cf04a091c6d38bN.exe"C:\Users\Admin\AppData\Local\Temp\47bb73994475ea5f8222b3703b24bb9de3f5a5895f1f123008cf04a091c6d38bN.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
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
42KB
MD5a42a3c78a7795936676eae43c02f20b3
SHA1a75066c0c28825a741a944a5cc2f1353a6090fbb
SHA256e3eb504e340cb3230f9e516d8cad91b39604eef4e5132e5dc5f60bbf7d5e3359
SHA51222332e2675e75082507eabbf07d098b1fd5259d4dc1e8f02bad8f54df60659d8d7b60892986b3182d3f7738e1a2f6963d66fdd8ac504b684ea3959a4827df2db
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Filesize
42KB
MD5fca28ebb18d87b18f72842be52685691
SHA18a8e2393aace9e0f7368cd1b0069bf9cf8ec1d84
SHA2569dc012720380fe9c00754748eebf6426d2ce2f7aa3bf96168b7a112c918d788a
SHA51295c8ff4a7e6e21c18ee78bbe5cf8a1214e78cf7b2a617a0e5df7ba8e902d5c486c82e64a7b19ab529ffd78afe4b2079fadd9611ad1e869475061293aea1d440a
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Filesize
57KB
MD599791365f03cc729f9e641c409fa0577
SHA1803d8b917635ae933c60e3aa3f43bec27cc0d25b
SHA25691262da1f77e91278814fdf9838df0e2e591789e3c7ace262eb46603e673b2ec
SHA512d57ee06161fd77bfc43a73673b458bccb46bc15c503f2198deb842e271663ad34edac6dff58881f902c4ddbddcd65fd1dd7af980701bc4b6354d4b12d69570f6
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Filesize
24KB
MD587ff361efd82df4e47634814df188f63
SHA19cff5d49350571808297fa9dfb2d50922a517101
SHA25642984fcd055106076adc6df70ffed409c5168cfca3df69ca8b7405813acb6f44
SHA51219b818b4ad39468c99babdf50a971a0d3ae1f8407f0e5f97e3a371b510e56ae14d1a87fc2fccecd42d14483cdb3575f32e981d1f32ad631dd6b421b7e4060b0f
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Filesize
481B
MD567dcdf0ae6113cf15f6a84e3aba4bb5e
SHA15558c21581c754655e3eeda41769646b57f6b38c
SHA256cade6d2a9d33afe8e5c4ddb5fc26520d27deceb5e9ea24ecdc316bed1de51e2a
SHA5129aa0c976e58bcc6786d9ce239f829fae4d1f76c1802aae6fe2b1f78764aa306a0f6c9088e6f6b2488ba8f8a9693a03ad7e675969c38452b47c338a2896aea630
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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
355KB
MD5d08f3fbff385e9fdf17a17ada47676ea
SHA1841f2c0d9e3ef0e2d279a01608f46c6a0217ba51
SHA25646b843b68ab5a73704dd9ab58577561ec411d235c4585ca003b7707188f7f4fe
SHA5120bcf45934687c0e5941712673bfd28136a5a72dbcb4f0c666333a6bfb6ba36689c8b3c3b3ac63f0ab69965359579774b90e0051d652559c370ee37c68c25c185
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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
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Filesize
380KB