6c98d20dfb32600706f5243fb694cb2776b5e0892f359751df80045aa4160989

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 12:16

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General

Target
9ba642551c529b6600c8e99dea1cd2bf.dll
Size 7KB
Sample240214-pfqa1sbb62
SHA256 6c98d20dfb32600706f5243fb694cb2776b5e0892f359751df80045aa4160989
MD5 9ba642551c529b6600c8e99dea1cd2bf
SHA1 6874135e8f0b77816c06457130f8bdd56cd28a76
SHA512 afc2104bbb31d9d0f0ebae49f11fb5ea03479cf7de791b6976cb1aeb55e7de8e757eaa7072ca615dca5f15a2e2f857259b0d5f180caae2a5a0baf4013a47b64c
SSDEEP 96:VJBfjMI6ivZaEzijW8v6+55REdIVdd/woX7tlVrmcpQlbxzeHlmlB8TphMf0C:VJp16ivrk/55REdIrlw8tltAzITj/C
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

adware stealer upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3816-0-0x0000000010000000-0x0000000010009000-memory.dmp	upx

Installs/modifies Browser Helper Object 2 TTPs 2 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\{7C109800-A5D5-438F-9640-18D17E168B88}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7C109800-A5D5-438F-9640-18D17E168B88}\	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{7C109800-A5D5-438F-9640-18D17E168B88}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7C109800-A5D5-438F-9640-18D17E168B88}\xxx = "xxx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{7C109800-A5D5-438F-9640-18D17E168B88}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7C109800-A5D5-438F-9640-18D17E168B88}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9ba642551c529b6600c8e99dea1cd2bf.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7C109800-A5D5-438F-9640-18D17E168B88}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4036 wrote to memory of 3816	4036	regsvr32.exe	84
PID 4036 wrote to memory of 3816	4036	regsvr32.exe	84
PID 4036 wrote to memory of 3816	4036	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\9ba642551c529b6600c8e99dea1cd2bf.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4036
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\9ba642551c529b6600c8e99dea1cd2bf.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:3816

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/3816-0-0x0000000010000000-0x0000000010009000-memory.dmp

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