053b4572b7e96cca40c85f81111d7e5cf05ba7f730d593283cd5be9f8cdfcb1a

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
13-09-2024 22:16

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General

Target

deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.exe
Size

72KB
MD5

deff72ee14de327855e1f6fad4cf1b6d
SHA1

d5cdf47196e3de0dbcc0b34a6abe5e322ae13178
SHA256

053b4572b7e96cca40c85f81111d7e5cf05ba7f730d593283cd5be9f8cdfcb1a
SHA512

0c88afdbc40c5fb4d20a2d9ced131c0fbb08a709227c2e25f7a8458df5b321ccc5dbb8c05958a9c7dfd31c765c57df684c48d8d4654e8b64ea380be0cd5f21e1
SSDEEP

1536:o5YvbQqAXcuSJv5RK2DowuGzT7hGU+yVFgOHAKXF8/n:MILAMZvTv+GLUUHVFXgKXFa

Score

7^/10

adware discovery stealer

Malware Config

Signatures

Loads dropped DLL 4 IoCs

pid	Process
2180	rundll32.exe
2180	rundll32.exe
2180	rundll32.exe
2180	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\deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.dll	deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Modifies registry class 4 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1F6581D5-AA53-4b73-A6F9-41420C6B61F1}\InprocServer32\ThreadingModel = "Both"	rundll32.exe
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\\deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2468 wrote to memory of 2180	2468	deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.exe	30
PID 2468 wrote to memory of 2180	2468	deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.exe	30
PID 2468 wrote to memory of 2180	2468	deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.exe	30
PID 2468 wrote to memory of 2180	2468	deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.exe	30
PID 2468 wrote to memory of 2180	2468	deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.exe	30
PID 2468 wrote to memory of 2180	2468	deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.exe	30
PID 2468 wrote to memory of 2180	2468	deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2468
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Windows\system32\deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.dll",inject
  2⤵
  - Loads dropped DLL
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2180

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\deff72ee14de327855e1f6fad4cf1b6d_JaffaCakes118.dll

Filesize
58KB

MD5
d0424edb5ccb0c2b1b18c2778bdf9719

SHA1
dd9ef16846b6b16846412e58a31db4f559d17274

SHA256
53c7e8c2a7371bcb1f26d7743a7c01f35478e963b03c455970a84306fc42afc8

SHA512
6be1772e390c49c3420b1aa223ec5bcbb3c832dabbf8f96d6e10779d8f4e3ec134d267010cd1d53bdb9ae373f5ce8fce1ecf35f64f7b5f17378d257fe8404976

Download Submit
memory/2180-11-0x0000000010030000-0x0000000010031000-memory.dmp

Filesize
4KB

Download
memory/2180-10-0x0000000010000000-0x0000000010032000-memory.dmp

Filesize
200KB

Download
memory/2180-9-0x0000000010000000-0x0000000010032000-memory.dmp

Filesize
200KB

Download
memory/2180-8-0x0000000010000000-0x0000000010032000-memory.dmp

Filesize
200KB

Download
memory/2180-12-0x0000000010000000-0x0000000010032000-memory.dmp

Filesize
200KB

Download
memory/2468-0-0x0000000000400000-0x0000000000429CC9-memory.dmp

Filesize
167KB

Download
memory/2468-2-0x0000000000400000-0x0000000000429CC9-memory.dmp

Filesize
167KB

Download