b201f1fb51e9f39aed53f351a0bffd3a00359f4e68b5cd83b001b13c76340e0d

General

Target

12013662c71da69de977c04cd7021f13a70cf7bed4ca6c82acbc100464d4b0ef
Size

138KB
Sample

230131-z4d8rscd2y
MD5

eb3706e37a6b9419e3a9111d1656a376
SHA1

74547d1b86b3130d36340c708821ce3e109ab931
SHA256

b201f1fb51e9f39aed53f351a0bffd3a00359f4e68b5cd83b001b13c76340e0d
SHA512

b780ec58d97888ef04b0192b744fc18070023b69cd681cd5ed821725a405a632d6fb709515f8fd1d14355805a5fdd02de7659b2002ae6bc48b7db26dfe44d21c
SSDEEP

3072:nsGHBg7pBcQx4JjCRFh0oF5pOnLECFVDBqVCNC7V92kYV6A7fXfJhVQfau:nxgPcQWpGFh085UL1VDBubM6aPJhVQyu

Score

9^/10

discovery persistence

Malware Config

Targets

- Target
  
  12013662c71da69de977c04cd7021f13a70cf7bed4ca6c82acbc100464d4b0ef
- Size
  
  300KB
- MD5
  
  eec5c6c219535fba3a0492ea8118b397
- SHA1
  
  292559e94f1c04b7d0c65d4a01bbbc5dc1ff6f21
- SHA256
  
  12013662c71da69de977c04cd7021f13a70cf7bed4ca6c82acbc100464d4b0ef
- SHA512
  
  3482c8324a18302f0f37b6e23ed85f24fff9f50bb568d8fd7461bf57f077a7c592f7a88bb2e1c398699958946d87bb93ab744d13a0003f9b879c15e6471f7400
- SSDEEP
  
  6144:T2s/gAWuboqsJ9xcJxspJBqQgTuaJZRhVabE5wKSDP99zBa77oNsKqqfPqOJ:T2s/bW+UmJqBxAuaPRhVabEDSDP99zBT
Score

9^/10

discovery persistence
- Creates a large amount of network flows
  This may indicate a network scan to discover remotely running services.
  discovery
- Modifies the Watchdog daemon
  Malware like Mirai modify the Watchdog to prevent it restarting an infected system.
- Writes file to system bin folder
- Modifies hosts file
  Adds to hosts file used for mapping hosts to IP addresses.
- Writes DNS configuration
  Writes data to DNS resolver config file.
- Enumerates active TCP sockets
  Gets active TCP sockets from /proc virtual filesystem.
- Modifies init.d
  Adds/modifies system service, likely for persistence.
  persistence
- Reads system routing table
  Gets active network interfaces from /proc virtual filesystem.
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- Reads system network configuration
  Uses contents of /proc filesystem to enumerate network settings.
- Reads runtime system information
  Reads data from /proc virtual filesystem.
- Writes file to tmp directory
  Malware often drops required files in the /tmp directory.
behavioral1