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Analysis
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max time kernel
117s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
09/12/2024, 13:33
General
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Target
8c7972b3389f997b78a97f46ee3c61b11945d1f6904b59f0be924a8238447e58N.exe
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Size
204KB
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MD5
5787cc3375ddab36955c3ccebc3ba670
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SHA1
1e9bcc8297b3df71f3cfe82fa4fb62bf60019f8c
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SHA256
8c7972b3389f997b78a97f46ee3c61b11945d1f6904b59f0be924a8238447e58
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SHA512
6ba4331da1d33babbcf688073a0736756b1e346b8711e518640ccb0d82b0e12296e77986de8e103c57b8171ee178c9244b6f243ac496870c649ade8804cf2354
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SSDEEP
3072:m5u7yT4TVbkuRaX1w71jnRkCoyJTarYWbV+HOFxg+z1WxJsqWkoyjOowUVl/TlAQ:mLexkuRaX41xoyJV65gzyZko+uc
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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Loads dropped DLL 2 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8c7972b3389f997b78a97f46ee3c61b11945d1f6904b59f0be924a8238447e58N.exe"C:\Users\Admin\AppData\Local\Temp\8c7972b3389f997b78a97f46ee3c61b11945d1f6904b59f0be924a8238447e58N.exe"1⤵
- Loads dropped DLL
- 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
24KB
MD5a9adc0511a4eddf72fdd6fcc9cd82704
SHA16d1f77983622826d0103c5e0233a8c1a00f60ecb
SHA2561e18d293b71cb1dffc33201cf8f08c41eb9de9e8c5d7ead84cd116812a6c59c0
SHA512b2e6c0971529c564ea79c8acc1d7fcb839fd894240c8b1499ea04c50ccb8485ebb614df33b5b618255a9f853ebb45069a8034e4d777dcc4579a64ecaa9320e69
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
1KB
MD5975a517517ad411976407cf5664d1620
SHA11a6876299037afc7fdedd731e033073be76e4c4b
SHA256b96b45b6d9a29d77bb222b1a2e0c1fb14ce8b2968ff18ce4d8e1604bc0b5c74b
SHA5129d991f7fb31abd324ed73d2d2193658770f087b12f989e5f906a330d826c41287c9762369cf0437719b332bd3dd41f8e6354a3a53b3fa059668c19e500b5edd3
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Filesize
1KB
MD591b5b598450d8da7ac5a6365ff73063e
SHA118110478ef805129a6a1f61edf5bbf49af793363
SHA2567c22e190647ce0c53c2fb8fb06e5a0575a0192b2eb4e338108face455fe8b3f7
SHA512bec20e1e6b2362fd46872fb0b8e59c0470658ac0bd38a9a18c64dc4fe037168ea8d3e42fc0c46f389661fcc145049a662d7de987ff3da34a401e6517300016e6
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Filesize
42KB
MD5c349c82dfb0b70e87229aae11e6528ca
SHA12bbe461bb6ac923a21e8efb55e5fabf9702f2a1c
SHA25655d9e2dd81c28baf47700d220fe009dc20ed195214f584acea524bf2745855a9
SHA512e71a45a606358010c6fa086cd34ff08061821d318ae63e2d33946147d95d9927514ccdf9fc6851d797f099cd7c30437c2e60c044db110ed4473fe5061c2f3030
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Filesize
204KB
MD599bfd2f75e585350ddb0e4ca947e4b03
SHA1ec139beb4ae9ea903a84c89bc83ad52d98601ea6
SHA256bddfbe04a330baa1ba210a2904dc0ec585721cf60e8895bfec1fd5855c2f89fe
SHA5127167433ddbb90ffedde237f506643cc4cb45cde2e3873961dd329532f10a48c0f8cbbca0d0290f9547dbd33bbf56f764aa8f22ea6696714a32db5f021f2c6c83
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Filesize
380KB
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Filesize
324KB
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Filesize
1.5MB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.5MB
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
1.5MB
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Filesize
672KB
-
Filesize
672KB
-
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
-
Filesize
728KB
-
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
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
672KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
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Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
1.5MB
-
Filesize
1.5MB
-
Filesize
1.5MB
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Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB