7e3e6fa309d9de83590c42324f5360b14d5fcbaadfc0e2dc0d36c6b6ef21b9d4

Analysis

max time kernel
149s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
24/09/2026, 03:03

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General

Target
jaffacakes118_7e3e6fa309d9de83590c42324f5360b14d5fcbaadfc0e2dc0d36c6b6ef21b9d4.dll
Size 108KB
Sample260924-dkf3csce97
SHA256 7e3e6fa309d9de83590c42324f5360b14d5fcbaadfc0e2dc0d36c6b6ef21b9d4
MD5 62d59a7194a9a1f5407e5192a2da17ba
SHA1 3187eb71c281b118bc2f4dc2a30ca681385c2232
SHA512 19484b2ff9dcdd8f22c53de81fb8ab977c1398a7e6cb4aabb843b19b42970c1db47bbbd3e8bcaf0019125e088551b81f8647d0c1d34365ee23ac304d95824c88
SSDEEP 3072:0YRTAveyfdQWlutRvDizdTb+QHvUo8Rv2:VMGc6ptIz7D8
TLSH
T193B37E13F1D188B3D0611A7DDD19A258943EFE202D396097B6E88DCE8E3F6812A5D3D7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

adware discovery persistence stealer

Malware Config

Signatures

Modifies Shared Task Scheduler registry keys 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\Explorer\SharedTaskScheduler	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\SharedTaskScheduler\{0B5F7FDF-0717-45BF-B49D-695F3168C7FE} = "Master Browseui"	regsvr32.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\{0B5F7FDF-0717-45BF-B49D-695F3168C7FE}	regsvr32.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\03.tmp	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	regsvr32.exe

Modifies registry class 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0B5F7FDF-0717-45BF-B49D-695F3168C7FE}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0B5F7FDF-0717-45BF-B49D-695F3168C7FE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0B5F7FDF-0717-45BF-B49D-695F3168C7FE}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\jaffacakes118_7e3e6fa309d9de83590c42324f5360b14d5fcbaadfc0e2dc0d36c6b6ef21b9d4.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0B5F7FDF-0717-45BF-B49D-695F3168C7FE}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4468 wrote to memory of 1592	4468	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\jaffacakes118_7e3e6fa309d9de83590c42324f5360b14d5fcbaadfc0e2dc0d36c6b6ef21b9d4.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4468
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\jaffacakes118_7e3e6fa309d9de83590c42324f5360b14d5fcbaadfc0e2dc0d36c6b6ef21b9d4.dll
  2⤵
  - Modifies Shared Task Scheduler registry keys
  - Installs/modifies Browser Helper Object
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1592

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Browser Extensions

T1176

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

memory/1592-0-0x0000000000400000-0x0000000000420000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads