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Analysis
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max time kernel
168s -
max time network
170s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
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submitted
30/12/2023, 06:57
General
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Target
119749d597548e920588cb8cbe72ff2e.exe
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Size
1.3MB
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MD5
119749d597548e920588cb8cbe72ff2e
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SHA1
0e85ceb4ec72720deca37803d873ccdacef9af9f
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SHA256
1ea1028025522a23f44fd7420403f488621eeaf8f4bb5b6b47f8bc7b213f06a6
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SHA512
20e579cef074438fd130bb8ceea3b6ab09ba5c9c49a675b64ec0ffd843ab6a3b2b2345a9b77805650352260e9c748f4de7e3f6abb373cc9377821e5ba4231e27
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SSDEEP
24576:y6rT9SSZ7+w8gLDw0PxEUB8Yoyl2G5eTJMvyTaNAUnAyFmn8Wse:yC9Sy7+3gY0PxEUBroyl2DrTaNhOFse
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 3 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Drops file in Program Files directory 28 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies Internet Explorer settings 1 TTPs 1 IoCs
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Modifies Internet Explorer start page 1 TTPs 1 IoCs
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Suspicious behavior: LoadsDriver 22 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\119749d597548e920588cb8cbe72ff2e.exe"C:\Users\Admin\AppData\Local\Temp\119749d597548e920588cb8cbe72ff2e.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Program Files\5678soft\nbclient\JKNBMS.exe"C:\Program Files\5678soft\nbclient\JKNBMS.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
71KB
MD54723274209607b3e0b12e72f077f0682
SHA1d131ab38d01dbf80694fc3470ef6ae066ef1265c
SHA2560ec3c3fe05fbfa1b034501147da2b12b9149198cb1c9b84e52ed7cd7fc4c53a7
SHA512b5e486fbb4ba019ad5bd5256de133bffaa588425caa1e7d81afbd60ad408ab0b6fd1e6311843e446727ef042d8212e5a5d78aecedd194ce3e36c93107fd83289
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Filesize
92KB
MD5b69328f54ad92ce23c319708ec8fbea7
SHA1ac931b996ddc3b7ed2143ac1f313a54b556d4c35
SHA256d973061bbca7d1137f34320093d4c0990968821e7bc41829c79a3121770e3930
SHA512108960927b6f4931615d5565a35939f1ff5db4628bb32ad3072270c9402a2f66180c245a533036d8879333e0ce6b33e1e584e1d0c1657fb147c54fee57ef4f89
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Filesize
20KB
MD5c2092f4d0d16d9a7726037354168f660
SHA19a3f5a87b63e61c21f16e61e8974e6dd1cb34e39
SHA2568fcc7937fafb9e2eb393f1e1a385f97569e94800bfda7b09199fa5aced9ec132
SHA5126ed0defbfa9fae7e918c19657c35569e7371e73e99495f78ecf993468a872376648059577be28712b2703b9850e69fc020c091052f0ae53c4c0ddbddbd34655e
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Filesize
84KB
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Filesize
4KB
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Filesize
1.9MB
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Filesize
84KB
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Filesize
4KB
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Filesize
84KB
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Filesize
84KB
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Filesize
132KB
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Filesize
132KB