1f587ae3880df4395158694e6bd1f1655f9ccaa6f3809fbb316cca4c717781eb

Analysis

max time kernel
14s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
13/07/2024, 14:53

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General

Target

4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.exe
Size

72KB
MD5

4226157b36141bdd4fe46af52ba87d63
SHA1

b84e11820ea576dc2f8162097ff45792692da93e
SHA256

1f587ae3880df4395158694e6bd1f1655f9ccaa6f3809fbb316cca4c717781eb
SHA512

368ab3c5be002f6d25adc682ee8d410995a0a88879111da7357985a4b2c27a7b16058b429f9674a3fcc382154acf7bda41af7d18ef656b38d063a0c259f89a70
SSDEEP

1536:o5YvbQqAXcuSJv5RK2DowuGzT7hGU+yVFgOHAKXF8/:MILAMZvTv+GLUUHVFXgKXF

Score

7^/10

adware stealer

Malware Config

Signatures

Loads dropped DLL 4 IoCs

pid	Process
2908	rundll32.exe
2908	rundll32.exe
2908	rundll32.exe
2908	rundll32.exe

Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1F6581D5-AA53-4b73-A6F9-41420C6B61F1}	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.dll	4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F6581D5-AA53-4b73-A6F9-41420C6B61F1}	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F6581D5-AA53-4b73-A6F9-41420C6B61F1}\InprocServer32	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F6581D5-AA53-4b73-A6F9-41420C6B61F1}\InprocServer32\ = "C:\\Windows\\SysWow64\\4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.dll"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F6581D5-AA53-4b73-A6F9-41420C6B61F1}\InprocServer32\ThreadingModel = "Both"	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2908	2488	4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.exe	29
PID 2488 wrote to memory of 2908	2488	4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.exe	29
PID 2488 wrote to memory of 2908	2488	4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.exe	29
PID 2488 wrote to memory of 2908	2488	4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.exe	29
PID 2488 wrote to memory of 2908	2488	4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.exe	29
PID 2488 wrote to memory of 2908	2488	4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.exe	29
PID 2488 wrote to memory of 2908	2488	4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Windows\system32\4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.dll",inject
  2⤵
  - Loads dropped DLL
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\4226157b36141bdd4fe46af52ba87d63_JaffaCakes118.dll

Filesize
58KB

MD5
d0424edb5ccb0c2b1b18c2778bdf9719

SHA1
dd9ef16846b6b16846412e58a31db4f559d17274

SHA256
53c7e8c2a7371bcb1f26d7743a7c01f35478e963b03c455970a84306fc42afc8

SHA512
6be1772e390c49c3420b1aa223ec5bcbb3c832dabbf8f96d6e10779d8f4e3ec134d267010cd1d53bdb9ae373f5ce8fce1ecf35f64f7b5f17378d257fe8404976

Download Submit
memory/2488-2-0x0000000000400000-0x0000000000429CC9-memory.dmp

Filesize
167KB

Download
memory/2488-1-0x0000000000400000-0x0000000000429CC9-memory.dmp

Filesize
167KB

Download
memory/2908-12-0x0000000010000000-0x0000000010032000-memory.dmp

Filesize
200KB

Download
memory/2908-11-0x0000000010030000-0x0000000010031000-memory.dmp

Filesize
4KB

Download
memory/2908-10-0x0000000010000000-0x0000000010032000-memory.dmp

Filesize
200KB

Download
memory/2908-8-0x0000000010000000-0x0000000010032000-memory.dmp

Filesize
200KB

Download
memory/2908-7-0x0000000010000000-0x0000000010032000-memory.dmp

Filesize
200KB

Download