31dcf3ead048f0a0ae0e23fe431018236fe79b5e596d1ff52b9cc5c63d5ea87a

Analysis

max time kernel
95s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-11-2024 10:31

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General

Target

qvodupdate.exe
Size

304KB
MD5

73af65d9136e0a6294d33a1cd720fa1f
SHA1

12c88a51134e18ad5799638055b82afa26fbbd79
SHA256

c0741f8592d2d07421423a70036b2978fc2d00158cd2837f2f5de267c2c942f7
SHA512

3a636aa3dd08fa2250f2cd1aed5bdda0c17e7b1b6c96df045c1fdfc21a9164e545bfe5a2742e46ff4070e9347aa0722d6bad3fff606e08a3901eceabc5514e2a
SSDEEP

6144:7C0bbgsfmFflToYQhuAwlNVBt93bGmlSvh1lFnzlot6KYZ:7CHsK9PAwlv93Jlu1pzOtm

Score

7^/10

adware discovery stealer

Malware Config

Signatures

Loads dropped DLL 2 IoCs

Processes:

qvodupdate.exe

pid process

4612 qvodupdate.exe
4612 qvodupdate.exe

pid	process
4612	qvodupdate.exe
4612	qvodupdate.exe

Installs/modifies Browser Helper Object 2 TTPs 6 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

Processes:

qvodupdate.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	qvodupdate.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{CDD7718A-D29A-4E86-A62D-7A44848A46C1}\NoExplorer = "1"	qvodupdate.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	qvodupdate.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{31D09BA0-12F5-4CCE-BE8A-2923E76605DA}	qvodupdate.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	qvodupdate.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{CDD7718A-D29A-4E86-A62D-7A44848A46C1}	qvodupdate.exe

Drops file in Program Files directory 3 IoCs

Processes:

qvodupdate.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\tools\isWrite\	qvodupdate.exe
File opened for modification	C:\Program Files (x86)\tools\	qvodupdate.exe
File opened for modification	C:\Program Files (x86)\Browser\config.ini	qvodupdate.exe

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

System Information Discovery
T1082
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

qvodupdate.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language qvodupdate.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qvodupdate.exe

Modifies registry class 4 IoCs

Processes:

qvodupdate.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CDD7718A-D29A-4E86-A62D-7A44848A46C1}	qvodupdate.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CDD7718A-D29A-4E86-A62D-7A44848A46C1}\ = "AccountProtect Class"	qvodupdate.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CDD7718A-D29A-4E86-A62D-7A44848A46C1}\InprocServer32	qvodupdate.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CDD7718A-D29A-4E86-A62D-7A44848A46C1}\InprocServer32\ = "C:\\ProgramData\\tools\\bdmanager.dll"	qvodupdate.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

qvodupdate.exe

pid process

4612 qvodupdate.exe
4612 qvodupdate.exe
4612 qvodupdate.exe
4612 qvodupdate.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

qvodupdate.exe

description pid process

Token: SeDebugPrivilege 4612 qvodupdate.exe
Token: SeDebugPrivilege 4612 qvodupdate.exe

pid	process
4612	qvodupdate.exe
4612	qvodupdate.exe
4612	qvodupdate.exe
4612	qvodupdate.exe

description	pid	process
Token: SeDebugPrivilege	4612	qvodupdate.exe
Token: SeDebugPrivilege	4612	qvodupdate.exe

C:\Users\Admin\AppData\Local\Temp\qvodupdate.exe
"C:\Users\Admin\AppData\Local\Temp\qvodupdate.exe"
1⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4612

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsi9B85.tmp\System.dll

Filesize
11KB

MD5
bf712f32249029466fa86756f5546950

SHA1
75ac4dc4808ac148ddd78f6b89a51afbd4091c2e

SHA256
7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af

SHA512
13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsi9B85.tmp\nsTools.dll

Filesize
260KB

MD5
6ae9eaa868bcb42ae79bf9701b18e7ec

SHA1
80bd26a403aaee21fc2b9af0d5585a768ea3acd0

SHA256
d4fb435c03841d4911cba57bd01212156d4a0ab4554e5a25b3604e43b3622fb5

SHA512
06c60bb27b39064c237e52d3ccea2371953fc454321eab2046ffcb5cc9771206accb0124fdf1726d5cf821906ee05e03dc7ae9ca2534f6543e585382a9c0a688

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\Intrenet. Expleror.lnk

Filesize
1003B

MD5
a1517546a17a6f1b02e112bec9d38d0c

SHA1
5c2feeacce8ea834d9e2adcf39e3a42f75e2a06d

SHA256
a669686135cc882c50112b3a2316d5d06b1a6a1284f8ca96cc03330560b3540e

SHA512
4eda1289d3b99453ec4cc7f57cd781099e8f6073dae8cb853f47e9c1b740a7325c66dbb588fc5188ab082da82598adf85e4e45feabf155672bbda1e1d8c9157a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\Mozlila Friefox.lnk

Filesize
992B

MD5
b68b805c173505b2b579d29fa9c12372

SHA1
45da9969aa1a9d2bf4bc0b9d2a9fabf81516a820

SHA256
235fef7a1fb563f5a392e33a2258a0af347ad0cfe7b8cce1f622d47d3c8683dc

SHA512
1ba15e0cffe4a797f5e3ab69bb8f20a43a440b91d35b07498c15244d26f710c57db8311de911898168bc758107eb34ff75f9b693d2be7eaa4d2836b188e53d5b

Download Submit
C:\Users\Admin\Desktop\Intrenet. Expleror.lnk

Filesize
979B

MD5
ed42e8af8c559206389e3e49466fa10d

SHA1
7b2a68c3b050a2034c8fe3a769749c2976fc6b8e

SHA256
076a7f6e4289795af8e01afc2b82086fb3ef384e06189a1b990d1b5f8e7bdbdf

SHA512
02608413e7a53c80af6e64cb2a2d8e25804269f2e807b52b0895e97a4f8c401bb493d187365ecc8c61d7d11dbfb8b016dc9d8c78be4f2aecdadf3dd3425282d4

Download Submit