General
- Target Rivalware.exe
- Size 76.8MB
- Sample260328-rd28xae14p
- SHA256 bf07ed08c0eec9bc0dfb8ec5f2a1940129ddf1cd1854a5f724f2c5ac36f56124
- MD5 657db9c8689e01766a6666120b70f3b4
- SHA1 920b47ac4d1ce9eec58ddf534fccc621674eb8c1
- SHA512 13dd48205315bbc60cf53217f61fd2e98eafbd98eba19cb7c07828853ce01e650fbcfa6951853dcc497211b1af09d895cf7104e6b507f4e19f22ef0d6c89150d
- SSDEEP 1572864:k9zGYxhQL0wEWuWuIK3P3R8fNknAnZ2yOogqTcaNH21A/QNNeaV+BbnYz1QSW9eR:k9aYxGL0wEWuxIK/h8fNknAnIdA7lxGn
- TLSH T11E0833C97F8465CBF98A833B958298565EB2F39C5B0741274BB80C723E673D9C96D230
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
Rivalware.exe
Resource
win10v2004-20260130-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
Rivalware.exe
Resource
win11-20260130-en
9 signatures
150 seconds
Malware Config
Targets
-
- Target Rivalware.exe
- Size 76.8MB
- SHA256 bf07ed08c0eec9bc0dfb8ec5f2a1940129ddf1cd1854a5f724f2c5ac36f56124
- MD5 657db9c8689e01766a6666120b70f3b4
- SHA1 920b47ac4d1ce9eec58ddf534fccc621674eb8c1
- SHA512 13dd48205315bbc60cf53217f61fd2e98eafbd98eba19cb7c07828853ce01e650fbcfa6951853dcc497211b1af09d895cf7104e6b507f4e19f22ef0d6c89150d
- SSDEEP 1572864:k9zGYxhQL0wEWuWuIK3P3R8fNknAnZ2yOogqTcaNH21A/QNNeaV+BbnYz1QSW9eR:k9aYxGL0wEWuxIK/h8fNknAnIdA7lxGn
- TLSH T11E0833C97F8465CBF98A833B958298565EB2F39C5B0741274BB80C723E673D9C96D230
- MD5 SHA1 SHA512 SSDEEP TLSH
Score7/10Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
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