Analysis Overview
SHA256
b9b4486fce211476beef8da8b0719448514741c0d66241f33c043bfe52921232
Threat Level: Known bad
The file bed112b385fa1c816dee97964167fad7 was found to be: Known bad.
Malicious Activity Summary
Sakula
Executes dropped EXE
UPX packed file
Deletes itself
Loads dropped DLL
Adds Run key to start application
Suspicious use of WriteProcessMemory
Modifies registry key
Runs ping.exe
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-09-08 19:55
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2022-09-08 19:55
Reported
2022-09-08 19:58
Platform
win10v2004-20220812-en
Max time kernel
140s
Max time network
135s
Command Line
Signatures
Sakula
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\reg.exe | N/A |
Modifies registry key
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\reg.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\bed112b385fa1c816dee97964167fad7.exe
"C:\Users\Admin\AppData\Local\Temp\bed112b385fa1c816dee97964167fad7.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 & del "C:\Users\Admin\AppData\Local\Temp\bed112b385fa1c816dee97964167fad7.exe"
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Windows\SysWOW64\reg.exe
reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | vpn.premrera.com | udp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
Files
memory/900-132-0x0000000000400000-0x000000000040D000-memory.dmp
memory/2392-135-0x0000000000000000-mapping.dmp
memory/1300-134-0x0000000000000000-mapping.dmp
memory/1996-133-0x0000000000000000-mapping.dmp
memory/900-136-0x0000000000400000-0x000000000040D000-memory.dmp
memory/3892-139-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
| MD5 | 4ae7245e883fd3821505764a1a8d3a1a |
| SHA1 | e98d7c1bd4bddeec1f62a0c45ee7638d2d484ec6 |
| SHA256 | d6d87680bac57a16d1b0f5753de2188e19eadfdf17919454ba4467bcb013320f |
| SHA512 | 0db424076874f9c815d215fbfb4090424f666506c9a90c1e6738552a4b02df1235f77613a0fe6519fdd754b4201fe677362315cd41d62db6593eac97adfd509a |
memory/1432-138-0x0000000000000000-mapping.dmp
memory/3232-137-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
| MD5 | 4ae7245e883fd3821505764a1a8d3a1a |
| SHA1 | e98d7c1bd4bddeec1f62a0c45ee7638d2d484ec6 |
| SHA256 | d6d87680bac57a16d1b0f5753de2188e19eadfdf17919454ba4467bcb013320f |
| SHA512 | 0db424076874f9c815d215fbfb4090424f666506c9a90c1e6738552a4b02df1235f77613a0fe6519fdd754b4201fe677362315cd41d62db6593eac97adfd509a |
Analysis: behavioral1
Detonation Overview
Submitted
2022-09-08 19:55
Reported
2022-09-08 19:58
Platform
win7-20220812-en
Max time kernel
127s
Max time network
130s
Command Line
Signatures
Sakula
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Windows\SysWOW64\reg.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Modifies registry key
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\reg.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\bed112b385fa1c816dee97964167fad7.exe
"C:\Users\Admin\AppData\Local\Temp\bed112b385fa1c816dee97964167fad7.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 & del "C:\Users\Admin\AppData\Local\Temp\bed112b385fa1c816dee97964167fad7.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Windows\SysWOW64\reg.exe
reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | vpn.premrera.com | udp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
| US | 208.91.197.27:443 | vpn.premrera.com | tcp |
Files
memory/864-54-0x0000000076321000-0x0000000076323000-memory.dmp
memory/864-55-0x0000000000400000-0x000000000040D000-memory.dmp
memory/1960-56-0x0000000000000000-mapping.dmp
memory/1676-57-0x0000000000000000-mapping.dmp
memory/864-59-0x0000000000400000-0x000000000040D000-memory.dmp
memory/1076-58-0x0000000000000000-mapping.dmp
memory/2020-64-0x0000000000000000-mapping.dmp
\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
| MD5 | 24998c234d2e8f10c9a6ea01b22dac94 |
| SHA1 | 257676214018f04972660ff9d80baaea0c628d08 |
| SHA256 | 04f6ab5b32fad2e3a2d883e856dfee37f8b81a536149f8e0f0f6f95a9d512fc5 |
| SHA512 | d7d39eb61683dce7c46dd47875e702e59592d765cfc93efab117a1330b8c5f9e00fbc5f7d516da4fe209ef084aafd87252d97a4ec92e4053310f8a20b16046d7 |
memory/2032-62-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
| MD5 | 24998c234d2e8f10c9a6ea01b22dac94 |
| SHA1 | 257676214018f04972660ff9d80baaea0c628d08 |
| SHA256 | 04f6ab5b32fad2e3a2d883e856dfee37f8b81a536149f8e0f0f6f95a9d512fc5 |
| SHA512 | d7d39eb61683dce7c46dd47875e702e59592d765cfc93efab117a1330b8c5f9e00fbc5f7d516da4fe209ef084aafd87252d97a4ec92e4053310f8a20b16046d7 |
\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
| MD5 | 24998c234d2e8f10c9a6ea01b22dac94 |
| SHA1 | 257676214018f04972660ff9d80baaea0c628d08 |
| SHA256 | 04f6ab5b32fad2e3a2d883e856dfee37f8b81a536149f8e0f0f6f95a9d512fc5 |
| SHA512 | d7d39eb61683dce7c46dd47875e702e59592d765cfc93efab117a1330b8c5f9e00fbc5f7d516da4fe209ef084aafd87252d97a4ec92e4053310f8a20b16046d7 |
memory/1772-65-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
| MD5 | 24998c234d2e8f10c9a6ea01b22dac94 |
| SHA1 | 257676214018f04972660ff9d80baaea0c628d08 |
| SHA256 | 04f6ab5b32fad2e3a2d883e856dfee37f8b81a536149f8e0f0f6f95a9d512fc5 |
| SHA512 | d7d39eb61683dce7c46dd47875e702e59592d765cfc93efab117a1330b8c5f9e00fbc5f7d516da4fe209ef084aafd87252d97a4ec92e4053310f8a20b16046d7 |
memory/1676-68-0x0000000000170000-0x000000000017D000-memory.dmp
memory/1676-69-0x0000000000170000-0x000000000017D000-memory.dmp
memory/1676-70-0x0000000000170000-0x000000000017D000-memory.dmp
memory/1676-71-0x0000000000170000-0x000000000017D000-memory.dmp
memory/2020-72-0x0000000000400000-0x000000000040D000-memory.dmp