a38ab39ebede2f2ef533a0bd11c928bc7cf398339ffc15b1f1533ba1d5310b99

General

Target

ded36b111f815e57e2658bd881beaf247be1fea999902456df83840100f5ae65
Size

131KB
Sample

220905-deyp8acda3
MD5

9f8311898543761a53bc9163b4d46d4b
SHA1

a57af9c6a2e9c90b1bc23de281a26395a6710fd0
SHA256

a38ab39ebede2f2ef533a0bd11c928bc7cf398339ffc15b1f1533ba1d5310b99
SHA512

68a3dea6f448b6135dc1d8e911323a793afc6d47db3fb3a67a64a0c39689c5973bc5ba7a77fb3e94b4e2246021464b5513145034d7d02eed6a31b564c6a08083
SSDEEP

3072:iSx/0SYVWKgZe9tZEehI8/8sYBboQASNyYQQv:Bx/0hwbs93hv/NYBFNyVQv

Score

9^/10

discovery persistence

Malware Config

Targets

- Target
  
  ded36b111f815e57e2658bd881beaf247be1fea999902456df83840100f5ae65
- Size
  
  134KB
- MD5
  
  6b0fb88c187a6dbf48017f66f262edab
- SHA1
  
  c27a02fbe6525becc24193041359a9adce663f24
- SHA256
  
  ded36b111f815e57e2658bd881beaf247be1fea999902456df83840100f5ae65
- SHA512
  
  1aae2f3a544e5145747b5f2dfc68957a11d9d14c9229c977dbb954e3f361974c9530ac152fd288e3cec973d9e6660a6f0d185b656647cd7a1e258b8bcf0448a1
- SSDEEP
  
  3072:phNlHuBafLeBtfCzpta8xlBIOdVo3/4sxLJ10xioX:p3lOYoaja8xzx/0wsxzSi6
Score

9^/10

discovery persistence
- Contacts a large (10950) amount of remote hosts
  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.
- Creates a large amount of network flows
  This may indicate a network scan to discover remotely running services.
  discovery
- 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