General
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Target
2025-07-01_54042ffc2e6cb417ab4a9d9c3c0245e4_black-basta_ryuk
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Size
670KB
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Sample
250701-e8sxhaar9w
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MD5
54042ffc2e6cb417ab4a9d9c3c0245e4
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SHA1
c97a2423ca09d5ee9756c7d774ac4250978da2d9
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SHA256
9d2cfbedb3169b1d83744da38db4d5212f9371371e1dfa71dd5112e3768e3e19
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SHA512
bf0a4a9962a5f26774fd2c4b18673fd930c3c706faf3ab45ccd1a674d2fc8875f2a5e38f64b8e0220048456f36aec013784887ff6ad584099e82be82788d76e0
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SSDEEP
12288:1BDwNnbYUO3Ta93FFt4E3xF2WkfNbWOPwy7Z9Q8H7:1BMNn0UO3TatmK7YtWOH7Z9QK
Static task
static1
Behavioral task
behavioral1
Sample
2025-07-01_54042ffc2e6cb417ab4a9d9c3c0245e4_black-basta_ryuk.exe
Resource
win10v2004-20250610-en
Malware Config
Extracted
phorphiex
http://185.156.72.39/
http://45.141.233.6/
TW3wpRJmZgC5WifuY468JBUCF3TEkzBT5H
qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r
rsXCXBf9SagxV8JfC12d8Bybk84oPdMNN9
AULzfBuUAPfCGAXoG5Vq14aP9s6fx3AH4Z
LdgchXq1sKbAaAJ1EXAPSRBzLb8jnTZstT
MF6iVGLmErYP9y4B9SwtzarDoy3ETSzYrh
4AtjkCVKbtEC3UEN77SQHuH9i1XkzNiRi5VCbA2XGsJh46nJSXfGQn4GjLuupCqmC57Lo7LvKmFUyRfhtJSvKvuw3h9ReKK
XryzFMFVpDUvU7famUGf214EXD3xNUSmQf
0x46e5cc402BC848ceC9f4d65c9B48aE7D7A24821B
15TssKwtjMtwy4vDLcLsQUZUD2B9f7eDjw85sBNVC5LRPPnC
1B8FF5WwJXNnjkVzxgPkAznVZ8uKb3Watx
ltc1qyfzdpxky7q2grz4zmqv5x0t0uwfuznl5u43c93
3PMiLynrGVZ8oEqvoqC4hXD67B1WoALR4pc
3GcQJkfHq7NWgBhhNKjz7uSfM6LzADpLvX
CSLKveRL2zqkbV2TqiFVuW6twtpqgFajoUZLAJQTTQk2
DLUzwvyxN1RrwjByUPPzVMdfxNRPGVRMMA
t1J6GCPCiHW1eRdjJgDDu6b1vSVmL5U7Twh
stars125f3mw4xd9htpsq4zj5w5ezm5gags37yxxh6mj
bnb1msyt0djx4ecspfxg5en0ye465kg3kmv9utzml2
bc1ppypcmu3684n648gyj62gjp2rw0xy7w3vwfamatlg29ajp4z52desafa0sr
bc1q9tgkga69k094n5v0pn7ewmpp2kn66sh9hu65gq
GBQJMXYXPRIWFMXIFJR35ZB7LRKMB4PHCIUAUFR3TKUL6RDBZVLZEUJ3
bitcoincash:qph44jx8r9k5xeq5cuf958krv3ewrnp5vc6hhdjd3r
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mutex
l9n7b5f2r
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user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36
Extracted
phorphiex
http://185.156.72.39
Targets
-
-
Target
2025-07-01_54042ffc2e6cb417ab4a9d9c3c0245e4_black-basta_ryuk
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Size
670KB
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MD5
54042ffc2e6cb417ab4a9d9c3c0245e4
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SHA1
c97a2423ca09d5ee9756c7d774ac4250978da2d9
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SHA256
9d2cfbedb3169b1d83744da38db4d5212f9371371e1dfa71dd5112e3768e3e19
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SHA512
bf0a4a9962a5f26774fd2c4b18673fd930c3c706faf3ab45ccd1a674d2fc8875f2a5e38f64b8e0220048456f36aec013784887ff6ad584099e82be82788d76e0
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SSDEEP
12288:1BDwNnbYUO3Ta93FFt4E3xF2WkfNbWOPwy7Z9Q8H7:1BMNn0UO3TatmK7YtWOH7Z9QK
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Phorphiex family
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Phorphiex payload
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Downloads MZ/PE file
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Stops running service(s)
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Adds Run key to start application
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MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1