d0ef12ce15fc7ac0b60ad891a1c97b57bf0c1ce47715428c8f7683ac1d4c1e73

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 06:32

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General

Target

1127597217e7b108ef69d5051a3393b5.dll
Size

635KB
MD5

1127597217e7b108ef69d5051a3393b5
SHA1

1543dac2aa256a8f2f02b95247303b31e580f773
SHA256

d0ef12ce15fc7ac0b60ad891a1c97b57bf0c1ce47715428c8f7683ac1d4c1e73
SHA512

7c18ba9f2b720ecbd9cc9e62ad5fc9f204a3a129e2b7fc496f3858611aef14eb429627f4cf5bec52a34ac69020ec697baaecb26c69c69ae934c3ad33af365b87
SSDEEP

12288:aM0t9FNcxDMmfrLAF8rZIRf2MmsXaD0TPekPhp/fO79s:CtjNcXnVInvaYTPeihB

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-ACF2-D8F7-2B74-5A56115CAD8D}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-ACF2-D8F7-2B74-5A56115CAD8D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-ACF2-D8F7-2B74-5A56115CAD8D}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-ACF2-D8F7-2B74-5A56115CAD8D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1127597217e7b108ef69d5051a3393b5.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-ACF2-D8F7-2B74-5A56115CAD8D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\1127597217e7b108ef69d5051a3393b5.axc\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-ACF2-D8F7-2B74-5A56115CAD8D}\ProgID\ = "1127597217e7b108ef69d5051a3393b5.axc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-ACF2-D8F7-2B74-5A56115CAD8D}\ = "axc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\1127597217e7b108ef69d5051a3393b5.axc	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\1127597217e7b108ef69d5051a3393b5.axc\ = "axc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\1127597217e7b108ef69d5051a3393b5.axc\Clsid\ = "{CC01FC6C-ACF2-D8F7-2B74-5A56115CAD8D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-ACF2-D8F7-2B74-5A56115CAD8D}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2212	2116	regsvr32.exe	18
PID 2116 wrote to memory of 2212	2116	regsvr32.exe	18
PID 2116 wrote to memory of 2212	2116	regsvr32.exe	18
PID 2116 wrote to memory of 2212	2116	regsvr32.exe	18
PID 2116 wrote to memory of 2212	2116	regsvr32.exe	18
PID 2116 wrote to memory of 2212	2116	regsvr32.exe	18
PID 2116 wrote to memory of 2212	2116	regsvr32.exe	18

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\1127597217e7b108ef69d5051a3393b5.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\1127597217e7b108ef69d5051a3393b5.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2212

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/2212-0-0x0000000001DF0000-0x0000000001E94000-memory.dmp

Filesize
656KB

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