9d9259e092e2c0d04668acff35f7dba53ced1037e3389fb457967f50454e85dc

Analysis

max time kernel
119s
max time network
126s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
28/06/2024, 08:30

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General

Target

1976187ba49108669682ffff927e417a_JaffaCakes118.dll
Size

3.7MB
MD5

1976187ba49108669682ffff927e417a
SHA1

e75394263922f301ffb9f95621343877258771e1
SHA256

9d9259e092e2c0d04668acff35f7dba53ced1037e3389fb457967f50454e85dc
SHA512

0a270686db1897d8cb82dcb5eb824162264f5298cd6eb0fc386593566a206f9bc882d5a42efe27910b097735ff9dbf16a63eb6746d4795cf6566cc493c674275
SSDEEP

6144:CWqcbsqA/Yiaf9qRGDfTJd9WYXmHPocXz2v/64UgP1toJI:pbsqA/zc4RG5aYIFK64UgPvoS

Score

10^/10

persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\WebCheck = "{E6FB5E20-DE35-11CF-9C87-00AA005127ED}"	rundll32.exe

Loads dropped DLL 1 IoCs

pid	Process
2220	rundll32.exe

Drops file in System32 directory 2 IoCs

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

Modifies registry class 7 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E6FB5E20-DE35-11CF-9C87-00AA005127ED}\InProcServer32\ = "C:\\Windows\\SysWow64\\ebxjeevp.dll"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2220	2248	rundll32.exe	28
PID 2248 wrote to memory of 2220	2248	rundll32.exe	28
PID 2248 wrote to memory of 2220	2248	rundll32.exe	28
PID 2248 wrote to memory of 2220	2248	rundll32.exe	28
PID 2248 wrote to memory of 2220	2248	rundll32.exe	28
PID 2248 wrote to memory of 2220	2248	rundll32.exe	28
PID 2248 wrote to memory of 2220	2248	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1976187ba49108669682ffff927e417a_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1976187ba49108669682ffff927e417a_JaffaCakes118.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Loads dropped DLL
  - Drops file in System32 directory
  - Modifies registry class
  PID:2220

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

\Windows\SysWOW64\ebxjeevp.dll

Filesize
4.8MB

MD5
667bf038e5b76d79be1300f1a73a2753

SHA1
1759d63594ba7504d63045bd882ae04ec88ca785

SHA256
dbbbedd138db9e5e0339b77531b9caaa83215f0e1e05643ed6515f7a809b4209

SHA512
cbcf7808d908f205c7960c15276139f40bb98d016aaa8cf95d320da01708bb672888cebffabfb364cd54ce5ff98cdd5917ac20cb79811187680cc9038713d65b

Download Submit
memory/2220-0-0x00000000006B0000-0x00000000006FE000-memory.dmp

Filesize
312KB

Download
memory/2220-2-0x0000000000840000-0x0000000000895000-memory.dmp

Filesize
340KB

Download
memory/2220-8-0x00000000001A0000-0x00000000001A7000-memory.dmp

Filesize
28KB

Download
memory/2220-9-0x00000000001A0000-0x00000000001A7000-memory.dmp

Filesize
28KB

Download
memory/2220-19-0x00000000008A0000-0x00000000008EE000-memory.dmp

Filesize
312KB

Download
memory/2220-22-0x0000000002110000-0x0000000002165000-memory.dmp

Filesize
340KB

Download
memory/2220-21-0x0000000002110000-0x0000000002165000-memory.dmp

Filesize
340KB

Download
memory/2220-28-0x00000000001B0000-0x00000000001B7000-memory.dmp

Filesize
28KB

Download
memory/2220-34-0x00000000006B0000-0x00000000006FE000-memory.dmp

Filesize
312KB

Download
memory/2220-35-0x00000000008A0000-0x00000000008EE000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads