supershell | 85d443a739267b5d780ed0920d72631380b7ca5797f6b2247bedcc9da17b48f3

Analysis

max time kernel
144s
max time network
148s
platform
ubuntu-22.04_amd64
resource
ubuntu2204-amd64-20240729-en
submitted
06/10/2024, 17:56

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General

Target
na.elf
Size 4.5MB
Sample241006-wh338axcmp
SHA256 85d443a739267b5d780ed0920d72631380b7ca5797f6b2247bedcc9da17b48f3
MD5 b12d19bcf7b417ec41ffe87df5f80970
SHA1 dd9e77314729b9f43ed09d037cb6004b7565b348
SHA512 f223934c5ce55b2cb2a0883fe24096684820870c918cbcb9c0e8bfdd7dffccd044fba5a0fbd15e89d3d17d3892019ce46da54783cf2401c35e5bfdfc112e2755
SSDEEP 98304:khPXNcI4mESYZHgi6CTcNO7pmbpkzEOpwX6k3Hx12IcztIgNr:SXOtjSmHxcscFkzb8FRKztLr
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

supershell backdoor discovery

Malware Config

Extracted

Family

supershell

20.2.223.147:3232

Signatures

Supershell
Supershell is a cross-platfrom reverse shell written in Golang.
backdoor supershell
Supershell family
supershell

Enumerates kernel/hardware configuration 1 TTPs 2 IoCs

Reads contents of /sys virtual filesystem to enumerate system information.

discovery

System Information Discovery

T1082

description	ioc	Process
File opened for reading	/sys/kernel/mm/transparent_hugepage/hpage_pmd_size	na.elf
File opened for reading	/sys/kernel/mm/transparent_hugepage/hpage_pmd_size	exe

Reads runtime system information 2 IoCs

Reads data from /proc virtual filesystem.

discovery

description	ioc	Process
File opened for reading	/proc/self/exe	exe
File opened for reading	/proc/self/exe	na.elf

/tmp/na.elf
/tmp/na.elf
1⤵
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:1562
- /proc/self/exe
  /proc/self/exe
  2⤵
  - Enumerates kernel/hardware configuration
  - Reads runtime system information
  PID:1566

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads