8a3dfcc82d3f2bb89aca95fb916dda38d1c3ffdfb574db1899a16896a6ccfc65

Analysis

max time kernel
120s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29/02/2024, 03:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ad858668281c5d4a464a7d7192f88e40.exe
Size

7KB
MD5

ad858668281c5d4a464a7d7192f88e40
SHA1

6bea4b7fd9165e7392ed1489683f387385a72469
SHA256

8a3dfcc82d3f2bb89aca95fb916dda38d1c3ffdfb574db1899a16896a6ccfc65
SHA512

c49d4363c75b558af1a8c0d96213eec8451fb20beb3e0fb956b20564b61005e9f46996a34f2a26b4d649bb75ab323f6a52ca34552096c4e10b6c9381958e74c5
SSDEEP

96:Ai1CGe/m7q3xvuWnYNFWzry4XfETl8GQSOPLpHfnL+liIpsU4+dTkx7:A6CGe/jvueO4qKSqj+McJ4+dT+7

Score

7^/10

adware stealer

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2128	cmd.exe

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\{e3a729da-eabc-df50-1842-dfd682644311}	ad858668281c5d4a464a7d7192f88e40.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\mswapi.dll	ad858668281c5d4a464a7d7192f88e40.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e3a729da-eabc-df50-1842-dfd682644311}\InprocServer32	ad858668281c5d4a464a7d7192f88e40.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e3a729da-eabc-df50-1842-dfd682644311}\InprocServer32\ = "C:\\Windows\\SysWow64\\mswapi.dll"	ad858668281c5d4a464a7d7192f88e40.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e3a729da-eabc-df50-1842-dfd682644311}\InprocServer32\ThreadingModel = "Apartment"	ad858668281c5d4a464a7d7192f88e40.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e3a729da-eabc-df50-1842-dfd682644311}\script = 18b449998991e1c3e4419e26a52314b4141bff389acda062d5152c24721b223ace0d	ad858668281c5d4a464a7d7192f88e40.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{e3a729da-eabc-df50-1842-dfd682644311}	ad858668281c5d4a464a7d7192f88e40.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 2128	2224	ad858668281c5d4a464a7d7192f88e40.exe	29
PID 2224 wrote to memory of 2128	2224	ad858668281c5d4a464a7d7192f88e40.exe	29
PID 2224 wrote to memory of 2128	2224	ad858668281c5d4a464a7d7192f88e40.exe	29
PID 2224 wrote to memory of 2128	2224	ad858668281c5d4a464a7d7192f88e40.exe	29

C:\Users\Admin\AppData\Local\Temp\ad858668281c5d4a464a7d7192f88e40.exe
"C:\Users\Admin\AppData\Local\Temp\ad858668281c5d4a464a7d7192f88e40.exe"
1⤵
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\delt.bat" "
  2⤵
  - Deletes itself
  PID:2128

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 Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\delt.bat

Filesize
301B

MD5
dafeb4854b6a9d303458a723fd47b04c

SHA1
d41398227982d150e7ab6ea401ff95c95d1c3d73

SHA256
83194b78f244cb13a4103040d2100392aa61c55f95aa9d498bb2d89d5f59cc56

SHA512
4607baaf424fce1decc1f1e836c224cb8705ebb7f6001ee830108b38f5819b2902271b0d2612a205d367748dcc9e2eb8f9a7d51c0863454038e8b990a03808c6

Download Submit
memory/2224-9-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download