885ca39343b5419eaa4e1a40ef80427297ef040b409ccdcfb6aca5a6d48cac85

Analysis

max time kernel
142s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-04-2024 05:28

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General

Target

fe8b621b05909abd70541d381013070d_JaffaCakes118.dll
Size

63KB
MD5

fe8b621b05909abd70541d381013070d
SHA1

343d014c0faba4c23ea766eeba8e04b675a063fd
SHA256

885ca39343b5419eaa4e1a40ef80427297ef040b409ccdcfb6aca5a6d48cac85
SHA512

145d89eb434cda5417611a87b91a0710e33b77374baa06bee1d63973b007c1846f4694d8950d112f095a952335a02a4c67eead017f80bfdc5243012eb3cd16d1
SSDEEP

768:rdGvJuM1O/slq3zvBTn7OaTddzcShxRryvWbUn7JOdegxoES8x4Xejv8PACNAbD8:rch9blOpnndCoy74d3xoESxjNUK6H9Sr

Score

8^/10

persistence

Malware Config

Signatures

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\PhCore\Parameters\ServiceDll = "C:\\Windows\\system32\\PhCore.dll"	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
3028	svchost.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\PhCore.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\PhCore.dll	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 1924	2960	rundll32.exe	28
PID 2960 wrote to memory of 1924	2960	rundll32.exe	28
PID 2960 wrote to memory of 1924	2960	rundll32.exe	28
PID 2960 wrote to memory of 1924	2960	rundll32.exe	28
PID 2960 wrote to memory of 1924	2960	rundll32.exe	28
PID 2960 wrote to memory of 1924	2960	rundll32.exe	28
PID 2960 wrote to memory of 1924	2960	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe8b621b05909abd70541d381013070d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2960
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe8b621b05909abd70541d381013070d_JaffaCakes118.dll,#1
  2⤵
  - Sets DLL path for service in the registry
  - Drops file in System32 directory
  PID:1924

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k netsvcs
1⤵
- Loads dropped DLL
PID:3028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\??\c:\windows\SysWOW64\phcore.dll

Filesize
63KB

MD5
fe8b621b05909abd70541d381013070d

SHA1
343d014c0faba4c23ea766eeba8e04b675a063fd

SHA256
885ca39343b5419eaa4e1a40ef80427297ef040b409ccdcfb6aca5a6d48cac85

SHA512
145d89eb434cda5417611a87b91a0710e33b77374baa06bee1d63973b007c1846f4694d8950d112f095a952335a02a4c67eead017f80bfdc5243012eb3cd16d1

Download Submit
memory/1924-4-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3028-3-0x0000000000150000-0x0000000000166000-memory.dmp

Filesize
88KB

Download
memory/3028-5-0x0000000000150000-0x0000000000166000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads