7701ee216abdb8d4cb9ddb49ffea53cb1621aecbeb7228683293ba286053a57a

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
28/06/2024, 10:02

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General

Target

19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe
Size

81KB
MD5

19b8daf07cf151533a4aed6fdf59bc0a
SHA1

afd690ce54613f2f2d7af633ffa5adda82dc1ad2
SHA256

7701ee216abdb8d4cb9ddb49ffea53cb1621aecbeb7228683293ba286053a57a
SHA512

580362a411c58a10c15714ff7f2b5557a6aafae8433ad9dda9eee288e626682e54dab77c4a8275e21e53a9523e6e87df2ced576aea422b993425b478fec991b0
SSDEEP

1536:nNb8K8lp/R8wDJoWzX7Kk2/GAfeWNnuhad2oRDacOhzp76J:nNb8K8lf8wyqKkZ8fRYhZA

Score

7^/10

adware stealer

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe

Installs/modifies Browser Helper Object 2 TTPs 2 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	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{FC3DDA79-D1D4-47e4-A38E-27C8C1FEAB5E}	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\conf.dat	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\rozmchild.dll	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes"	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FC3DDA79-D1D4-47e4-A38E-27C8C1FEAB5E}\TypeLib\ = "{11AD490E-62BA-4bf0-AB78-CE572C6A3D9C}"	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FC3DDA79-D1D4-47e4-A38E-27C8C1FEAB5E}	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FC3DDA79-D1D4-47e4-A38E-27C8C1FEAB5E}\ = "Google Module"	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FC3DDA79-D1D4-47e4-A38E-27C8C1FEAB5E}\InprocServer32	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FC3DDA79-D1D4-47e4-A38E-27C8C1FEAB5E}\InprocServer32\ = "rozmchild.dll"	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FC3DDA79-D1D4-47e4-A38E-27C8C1FEAB5E}\ProgID	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FC3DDA79-D1D4-47e4-A38E-27C8C1FEAB5E}\TypeLib	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FC3DDA79-D1D4-47e4-A38E-27C8C1FEAB5E}\InprocServer32\ThreadingModel = "Apartment"	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{FC3DDA79-D1D4-47e4-A38E-27C8C1FEAB5E}\ProgID\ = "RITLAB.1"	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4572 wrote to memory of 1608	4572	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe	81
PID 4572 wrote to memory of 1608	4572	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe	81
PID 4572 wrote to memory of 1608	4572	19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe	81

C:\Users\Admin\AppData\Local\Temp\19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\19b8daf07cf151533a4aed6fdf59bc0a_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4572
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\19B8DA~1.EXE >> NUL
  2⤵
  PID:1608

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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