c97c2488526ac4456ed62a18a8b4018cb45a1dd159c6fe2fb7485c612630cdc1

Analysis

max time kernel
11s
max time network
15s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/09/2024, 15:29

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General

Target

d69962ee86f5c9146185a57a19c870af_JaffaCakes118.dll
Size

640KB
MD5

d69962ee86f5c9146185a57a19c870af
SHA1

6597c7c37c6ffd330bf6e78f2850b53d1e83062d
SHA256

c97c2488526ac4456ed62a18a8b4018cb45a1dd159c6fe2fb7485c612630cdc1
SHA512

4d2030c34b27dae37d0bf75c500ed65cc478e07d1241aee27fba66427bd3abba8001f77fa3007f261881b8cbd133aaff59fc8bbfb2eab6af17a895894238b0a1
SSDEEP

12288:HkdtYzsZDM2fjYiV/UzxoyS7nUmsn7lrp4DeQh+d2tePm:EdGzs/0kwolUf7lrpAvh+dA+

Score

6^/10

adware discovery stealer

Malware Config

Signatures

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\{CC01FC6C-4A8D-A8C8-51A8-1A282BF98458}	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 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4A8D-A8C8-51A8-1A282BF98458}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4A8D-A8C8-51A8-1A282BF98458}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\d69962ee86f5c9146185a57a19c870af_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\d69962ee86f5c9146185a57a19c870af_JaffaCakes118.brm inc\ = "brm inc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\d69962ee86f5c9146185a57a19c870af_JaffaCakes118.brm inc\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\d69962ee86f5c9146185a57a19c870af_JaffaCakes118.brm inc\Clsid\ = "{CC01FC6C-4A8D-A8C8-51A8-1A282BF98458}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4A8D-A8C8-51A8-1A282BF98458}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4A8D-A8C8-51A8-1A282BF98458}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4A8D-A8C8-51A8-1A282BF98458}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\d69962ee86f5c9146185a57a19c870af_JaffaCakes118.brm inc	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4A8D-A8C8-51A8-1A282BF98458}\ProgID\ = "d69962ee86f5c9146185a57a19c870af_JaffaCakes118.brm inc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4A8D-A8C8-51A8-1A282BF98458}\ = "brm inc"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2308	2104	regsvr32.exe	29
PID 2104 wrote to memory of 2308	2104	regsvr32.exe	29
PID 2104 wrote to memory of 2308	2104	regsvr32.exe	29
PID 2104 wrote to memory of 2308	2104	regsvr32.exe	29
PID 2104 wrote to memory of 2308	2104	regsvr32.exe	29
PID 2104 wrote to memory of 2308	2104	regsvr32.exe	29
PID 2104 wrote to memory of 2308	2104	regsvr32.exe	29

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d69962ee86f5c9146185a57a19c870af_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2104
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\d69962ee86f5c9146185a57a19c870af_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2308

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

memory/2308-0-0x00000000001D0000-0x0000000000274000-memory.dmp

Filesize
656KB

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