26eba9e71c0ab1c27ecf741e5c0fc55a33a9c2f0bf42d676188030d3473dc6cc

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
14-03-2024 06:24

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General

Target

c7e9269a4fffc615bf62e7b646ce1a7b.dll
Size

879KB
MD5

c7e9269a4fffc615bf62e7b646ce1a7b
SHA1

0972f04639646dc08ba1ff4c6eb79093fbc5bbc9
SHA256

26eba9e71c0ab1c27ecf741e5c0fc55a33a9c2f0bf42d676188030d3473dc6cc
SHA512

bd0a1e47ec015410c7526f05275cdbafce4d800e94472dea1236448275d1c721d451ee52c50527efb2646cd9896d957f220c2338c64f8380d283a0ef031a66a2
SSDEEP

12288:s07RCmpm69glAWIQGxaqEx3GB+cYSa4f2u6CZpvmu7RkIeBqYgQlcz:smwHlNIH+kSh4+FG8VYY1c

Score

6^/10

adware 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-4424-D485-1981-3318CD4884C8}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4424-D485-1981-3318CD4884C8}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\c7e9269a4fffc615bf62e7b646ce1a7b.xx\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4424-D485-1981-3318CD4884C8}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4424-D485-1981-3318CD4884C8}\ProgID\ = "c7e9269a4fffc615bf62e7b646ce1a7b.xx"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\c7e9269a4fffc615bf62e7b646ce1a7b.xx\Clsid\ = "{CC01FC6C-4424-D485-1981-3318CD4884C8}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4424-D485-1981-3318CD4884C8}\ = "xx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4424-D485-1981-3318CD4884C8}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4424-D485-1981-3318CD4884C8}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c7e9269a4fffc615bf62e7b646ce1a7b.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-4424-D485-1981-3318CD4884C8}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\c7e9269a4fffc615bf62e7b646ce1a7b.xx	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\c7e9269a4fffc615bf62e7b646ce1a7b.xx\ = "xx"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1704 wrote to memory of 2744	1704	regsvr32.exe	28
PID 1704 wrote to memory of 2744	1704	regsvr32.exe	28
PID 1704 wrote to memory of 2744	1704	regsvr32.exe	28
PID 1704 wrote to memory of 2744	1704	regsvr32.exe	28
PID 1704 wrote to memory of 2744	1704	regsvr32.exe	28
PID 1704 wrote to memory of 2744	1704	regsvr32.exe	28
PID 1704 wrote to memory of 2744	1704	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c7e9269a4fffc615bf62e7b646ce1a7b.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1704
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\c7e9269a4fffc615bf62e7b646ce1a7b.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2744

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

Replay Monitor

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Downloads

memory/2744-0-0x0000000000A70000-0x0000000000B52000-memory.dmp

Filesize
904KB

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