Analysis Overview
SHA256
72a9ed5d3658cb4cf7d226ef8421844476a3ed4ad43f63783304150249c3dba2
Threat Level: Shows suspicious behavior
The file 43536e52614ea838a6955cc7603c833a_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
Writes file to tmp directory
Reads runtime system information
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-29 11:21
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-29 11:21
Reported
2024-07-29 11:48
Platform
ubuntu2204-amd64-20240729-en
Max time kernel
149s
Max time network
149s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | /tmp/freeBSD | N/A |
| N/A | N/A | /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118a | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | /tmp/freeBSD | /tmp/freeBSD | N/A |
| N/A | /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118a | /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118a | N/A |
| N/A | /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118 | /tmp/43536e52614ea838a6955cc7603c833a_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/43536e52614ea838a6955cc7603c833a_JaffaCakes118 | N/A |
Reads system network configuration
| Description | Indicator | Process | Target |
| File opened for reading | /proc/net/dev | /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118 | N/A |
Reads runtime system information
| Description | Indicator | Process | Target |
| 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/43536e52614ea838a6955cc7603c833a_JaffaCakes118 | N/A |
| File opened for reading | /proc/stat | /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118 | N/A |
| File opened for reading | /proc/filesystems | /usr/bin/cp | 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/43536e52614ea838a6955cc7603c833a_JaffaCakes118a | /usr/bin/cp | N/A |
| File opened for modification | /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118 | /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118a | N/A |
| File opened for modification | /tmp/fake.cfg | /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118 | N/A |
| File opened for modification | /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118 | /usr/bin/cp | N/A |
Processes
/tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118
[/tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118]
/bin/sh
[sh -c cp /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118 /tmp/freeBSD]
/usr/bin/cp
[cp /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118 /tmp/freeBSD]
/bin/sh
[sh -c cp /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118 /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118a]
/tmp/freeBSD
[/tmp/freeBSD /tmp/freeBSD 1]
/usr/bin/cp
[cp /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118 /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118a]
/tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118a
[/tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118a /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118]
/tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118
/bin/sh
[sh -c cp /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118a /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118]
/usr/bin/cp
[cp /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118a /tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118]
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| CN | 218.244.148.150:10888 | tcp | |
| CN | 218.244.148.150:10888 | tcp |
Files
/tmp/freeBSD
| MD5 | 43536e52614ea838a6955cc7603c833a |
| SHA1 | 38353898e4a2048b866c5a53a3e52d3006f6c890 |
| SHA256 | 72a9ed5d3658cb4cf7d226ef8421844476a3ed4ad43f63783304150249c3dba2 |
| SHA512 | 78b2f711448d7da7e9d65666ecbc84593aa434b5414c2aa23638825f61c7593218ed47dd73f0b6526a11156ea1eb621a7478c118a2f05ad1ddce55cd73a9920f |
/tmp/43536e52614ea838a6955cc7603c833a_JaffaCakes118
| MD5 | 81120b9ff418d5d660f21a8c389ec27e |
| SHA1 | b0cd2f53ca40e5aaabb4e6134d96e580d40f11bd |
| SHA256 | 869f93060e503f1084c322e6bdce66ac04d7d11b236eab3b509e7a1c9d0cd227 |
| SHA512 | b4685fbff8b6eb2a41afce7c8a3fd0df8e389639421e9343eac18a45f9a229e0355afbe234a90f330328825434871ff2e39f6c2fde2ee2a7626f4aaee673382e |
memory/1508-1-0x0000000008048000-0x00000000082a063c-memory.dmp
memory/1511-2-0x0000000008048000-0x00000000082a063c-memory.dmp
memory/1514-3-0x0000000008048000-0x00000000082a063c-memory.dmp