Analysis Overview
SHA256
63bc03d3d2fe38d005b5ee7f629aa0d9f1b8ebfb415471ee829284267b29450f
Threat Level: Shows suspicious behavior
The file 08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
UPX packed file
Deletes itself
Executes dropped EXE
Checks CPU configuration
Reads system network configuration
Reads runtime system information
Writes file to tmp directory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-28 04:22
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-28 04:22
Reported
2024-07-29 12:23
Platform
ubuntu2204-amd64-20240729-en
Max time kernel
149s
Max time network
148s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | /tmp/freeBSD | N/A |
| N/A | N/A | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118a | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | /tmp/freeBSD | /tmp/freeBSD | N/A |
| N/A | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118a | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118a | N/A |
| N/A | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks CPU configuration
| Description | Indicator | Process | Target |
| File opened for reading | /proc/cpuinfo | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 | N/A |
Reads system network configuration
| Description | Indicator | Process | Target |
| File opened for reading | /proc/net/dev | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 | N/A |
Reads runtime system information
| Description | Indicator | Process | Target |
| File opened for reading | /proc/stat | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 | N/A |
| File opened for reading | /proc/filesystems | /usr/bin/cp | N/A |
| File opened for reading | /proc/filesystems | /usr/bin/cp | N/A |
| File opened for reading | /proc/filesystems | /usr/bin/cp | N/A |
| File opened for reading | /proc/sys/kernel/version | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 | N/A |
Writes file to tmp directory
| Description | Indicator | Process | Target |
| File opened for modification | /tmp/freeBSD | /usr/bin/cp | N/A |
| File opened for modification | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118a | /usr/bin/cp | N/A |
| File opened for modification | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118a | N/A |
| File opened for modification | /tmp/fake.cfg | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 | N/A |
| File opened for modification | /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 | /usr/bin/cp | N/A |
Processes
/tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118
[/tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118]
/bin/sh
[sh -c cp /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 /tmp/freeBSD]
/usr/bin/cp
[cp /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 /tmp/freeBSD]
/bin/sh
[sh -c cp /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118a]
/tmp/freeBSD
[/tmp/freeBSD /tmp/freeBSD 1]
/usr/bin/cp
[cp /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118 /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118a]
/tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118a
[/tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118a /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118]
/tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118
/bin/sh
[sh -c cp /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118a /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118]
/usr/bin/cp
[cp /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118a /tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118]
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| CN | 222.186.58.121:10991 | tcp | |
| CN | 222.186.58.121:10991 | tcp |
Files
/tmp/freeBSD
| MD5 | 08e635ad50de0e51bcce87bbae1d424b |
| SHA1 | 912579d64cdd6e04a6b7111ea611d1e4fee2e88d |
| SHA256 | 63bc03d3d2fe38d005b5ee7f629aa0d9f1b8ebfb415471ee829284267b29450f |
| SHA512 | 80f58194aaebb06957e324919a3573d1c0aca7f0766094398010ecf3d84be304e7732e7c60f3f493e1a82c8e1a990ab65a79bb54c044e1f713afb30bccf47670 |
memory/1509-1-0x0000000008048000-0x00000000082a063c-memory.dmp
/tmp/08e635ad50de0e51bcce87bbae1d424b_JaffaCakes118
| MD5 | 2a2c922ee8da011c0d8f6b4bff7710d9 |
| SHA1 | 825e26405d3d474e82818e23b4851bcd24552479 |
| SHA256 | 5a908ec622fa0dee4aa4eb364d569950c8725c07d16a16a68dc84bed0027608b |
| SHA512 | 430cf621238637fb0c6191ed0439c472017a7fe2d4855c1205c4dd256141ae49fc00028ab655550592040f7747b4a1ce4131b5e3846e8e8dcfe9d9491046a90d |
memory/1512-2-0x0000000008048000-0x00000000082a063c-memory.dmp
memory/1515-3-0x0000000008048000-0x00000000082a063c-memory.dmp