8d154492a6a8953d6983dff03a31536691562a69d9e892e54869bd624e36766f

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23-03-2023 00:36

230323-aybg9aec9t 9

21-03-2023 12:50

230321-p24erscc9z 9

21-03-2023 11:47

230321-nyb1nscb2v 1

31-01-2023 21:51

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General

Target

12013662c71da69de977c04cd7021f13a70cf7bed4ca6c82acbc100464d4b0ef
Size

138KB
Sample

230323-aybg9aec9t
MD5

269685865f8200b497f27617a4ba0b83
SHA1

d3b95c0abe6800662c9be3b255b6eedd990cf049
SHA256

8d154492a6a8953d6983dff03a31536691562a69d9e892e54869bd624e36766f
SHA512

5400ae939db2c39367a0ce0ea53a05daecadbfdd6909b3113339bd7286a65e95fec1b54291db6b01932ae1ebef6a2d01dcfbe001a909278ab225ee8ddc9f0dff
SSDEEP

3072:8sGHBg7pBcQx4JjCRFh0oF5pOnLECFVDBqVCNC7V92kYV6A7fXfJhVQfah:8xgPcQWpGFh085UL1VDBubM6aPJhVQyh

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
- Contacts a large (12497) 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