3d185a7a32df5991561eb21304cc47eea40ab2c4fd509d49e72bff59b17d5f6b

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21/03/2024, 03:04

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
da86bdda824d90854b0a33b0b1ee5955.dll
Size 562KB
Sample240321-dkpphaae33
SHA256 3d185a7a32df5991561eb21304cc47eea40ab2c4fd509d49e72bff59b17d5f6b
MD5 da86bdda824d90854b0a33b0b1ee5955
SHA1 ffd20c4f918c56bc19c903291ee0fc45fa4244b7
SHA512 fe7e49ad962f954250b9cd7614f4d6b81da01d39a0323efa71d3b7f782bc9e4125d73c63e731530db5295956f298aa8adc32e6f2e78c242a92a62c49bda48b43
SSDEEP 12288:M0Et9YDc/Tk4Po4wSSqodPF9C2vTgYnbgbkxRe:UtWDcw4o4Ts/9CknRR
MD5 SHA1 SHA512 SSDEEP

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-DEE8-D56B-85D4-8C26EC274483}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-DEE8-D56B-85D4-8C26EC274483}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-DEE8-D56B-85D4-8C26EC274483}\ProgID\ = "da86bdda824d90854b0a33b0b1ee5955.sh"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-DEE8-D56B-85D4-8C26EC274483}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-DEE8-D56B-85D4-8C26EC274483}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-DEE8-D56B-85D4-8C26EC274483}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\da86bdda824d90854b0a33b0b1ee5955.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\da86bdda824d90854b0a33b0b1ee5955.sh	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\da86bdda824d90854b0a33b0b1ee5955.sh\ = "sh"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-DEE8-D56B-85D4-8C26EC274483}\ = "sh"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-DEE8-D56B-85D4-8C26EC274483}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\da86bdda824d90854b0a33b0b1ee5955.sh\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\da86bdda824d90854b0a33b0b1ee5955.sh\Clsid\ = "{CC01FC6C-DEE8-D56B-85D4-8C26EC274483}"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 1340	2960	regsvr32.exe	28
PID 2960 wrote to memory of 1340	2960	regsvr32.exe	28
PID 2960 wrote to memory of 1340	2960	regsvr32.exe	28
PID 2960 wrote to memory of 1340	2960	regsvr32.exe	28
PID 2960 wrote to memory of 1340	2960	regsvr32.exe	28
PID 2960 wrote to memory of 1340	2960	regsvr32.exe	28
PID 2960 wrote to memory of 1340	2960	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\da86bdda824d90854b0a33b0b1ee5955.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2960
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\da86bdda824d90854b0a33b0b1ee5955.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1340

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

Loading Replay Monitor...

Downloads

memory/1340-0-0x0000000000170000-0x0000000000202000-memory.dmp

Download