2d8c05cad53515c15462c13d372c02b46ceb6bb9e7e95f38f4ea49daab05a50a

Analysis

max time kernel
51s
max time network
57s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 17:50

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General

Target
085e8e726258b8e6f26caf73d868a3aa_JaffaCakes118.dll
Size 11KB
Sample240620-we39tazdpd
SHA256 2d8c05cad53515c15462c13d372c02b46ceb6bb9e7e95f38f4ea49daab05a50a
MD5 085e8e726258b8e6f26caf73d868a3aa
SHA1 c47dbff22b930beee8a2b059195d1e0333599f32
SHA512 4b3664e4afbc2f5a180b72b876004c7382d1a5f2445aabb219c31694c2939500cab7ab45d279a9975ba7814c704e68a6ac37a17bca31be3508b110f5482a39b0
SSDEEP 192:qH0dffrnohUHcGr8VBEgluBsdMpvrV0EGBwKy+VIYxASeJWL/RBEL:c0l4U8GrMEOYRVRKwKyIIjSeaRy
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

adware stealer

Malware Config

Signatures

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\{B8C5186E-EC37-4889-9C2E-F73649FFB7BB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{B8C5186E-EC37-4889-9C2E-F73649FFB7BB}\	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{B8C5186E-EC37-4889-9C2E-F73649FFB7BB}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B8C5186E-EC37-4889-9C2E-F73649FFB7BB}\xxx = "xxx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{B8C5186E-EC37-4889-9C2E-F73649FFB7BB}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B8C5186E-EC37-4889-9C2E-F73649FFB7BB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\085e8e726258b8e6f26caf73d868a3aa_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B8C5186E-EC37-4889-9C2E-F73649FFB7BB}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 968 wrote to memory of 2072	968	regsvr32.exe	81
PID 968 wrote to memory of 2072	968	regsvr32.exe	81
PID 968 wrote to memory of 2072	968	regsvr32.exe	81

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\085e8e726258b8e6f26caf73d868a3aa_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:968
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\085e8e726258b8e6f26caf73d868a3aa_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2072

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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