51f44e41ff5cbfde8220c1f0075375b03f4b308af417471b5159ceed3c68fa2d

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 14:27

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General

Target

00d09a6dccc22a91e36b4a8afb51552c.dll
Size

246KB
MD5

00d09a6dccc22a91e36b4a8afb51552c
SHA1

1ace8e13e4c61dadc07143d25d0dc11e6de51090
SHA256

51f44e41ff5cbfde8220c1f0075375b03f4b308af417471b5159ceed3c68fa2d
SHA512

6f9165e9835de25aa0d6c88318407a8d28eb406f53ad10d74f7442d1497f050e14bb2a9cbae49ad75ff03973d159afe460530a0c35d18dd4a794aae1bf5a2a2c
SSDEEP

6144:KrX8Y6vJGROlmfL4z5Kf7tfQN5/inEaMadDKNa1aII:GX8Y6vJGRJMzgjtfQunka1KNaTI

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\{49CDD3A8-9234-4E2D-BA11-0D74D4B6B083}	regsvr32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\aspr_keys.ini	regsvr32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3464	2652	WerFault.exe	76

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Default = a8d3cd4934922d4eba110d74d4b6b083	regsvr32.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{49CDD3A8-9234-4E2D-BA11-0D74D4B6B083}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{49CDD3A8-9234-4E2D-BA11-0D74D4B6B083}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{49CDD3A8-9234-4E2D-BA11-0D74D4B6B083}\InprocServer32\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{49CDD3A8-9234-4E2D-BA11-0D74D4B6B083}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2580 wrote to memory of 2652	2580	regsvr32.exe	76
PID 2580 wrote to memory of 2652	2580	regsvr32.exe	76
PID 2580 wrote to memory of 2652	2580	regsvr32.exe	76

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\00d09a6dccc22a91e36b4a8afb51552c.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\00d09a6dccc22a91e36b4a8afb51552c.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Drops file in System32 directory
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:2652
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2652 -s 720
    3⤵
    - Program crash
    PID:3464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2652 -ip 2652
1⤵
PID:4432

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

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Downloads

memory/2652-0-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2652-1-0x0000000002480000-0x00000000024C4000-memory.dmp

Filesize
272KB

Download
memory/2652-2-0x0000000000A80000-0x0000000000A81000-memory.dmp

Filesize
4KB

Download
memory/2652-3-0x0000000000A70000-0x0000000000A71000-memory.dmp

Filesize
4KB

Download
memory/2652-4-0x0000000000A90000-0x0000000000A91000-memory.dmp

Filesize
4KB

Download
memory/2652-5-0x0000000002470000-0x0000000002471000-memory.dmp

Filesize
4KB

Download
memory/2652-6-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/2652-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2652-8-0x0000000002480000-0x00000000024C4000-memory.dmp

Filesize
272KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads