e80e09e7d3aaf9f76539347408b9ed3bf3b1200e76e5c3ddc43c3d8c26df792d

Analysis

max time kernel
184s
max time network
190s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
06/12/2022, 06:18

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General

Target

e80e09e7d3aaf9f76539347408b9ed3bf3b1200e76e5c3ddc43c3d8c26df792d.dll
Size

350KB
MD5

0dedc5f545a092e16fe9b7a2b12dd04f
SHA1

c648ac6f5abfc1326f77d6a72108c5a8bdc3d7f1
SHA256

e80e09e7d3aaf9f76539347408b9ed3bf3b1200e76e5c3ddc43c3d8c26df792d
SHA512

fc65b4b8a72513e39df61a5e52e205a84b69d0f09489052ba2144528b7de9cfdad6f5fc94f26248845ce8747b83a3b0450a600140298ac7a413354e118613e76
SSDEEP

6144:z/ShjRnvBJnjZm015eWChvc4OFXA1Iss1056uvGUOQKwsUo/kluSHW5R1qlWNQM:zKNRpJUIYK4eXA1vjM2zo0a/MW

Score

10^/10

adware evasion stealer trojan upx

Malware Config

Signatures

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "1"	regsvr32.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2844-133-0x0000000000400000-0x0000000000527000-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\{A9F81D8B-04F9-4054-AEE5-F75DD71F0992}	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{A9F81D8B-04F9-4054-AEE5-F75DD71F0992}\Noexplorer = "1"	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A9F81D8B-04F9-4054-AEE5-F75DD71F0992}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A9F81D8B-04F9-4054-AEE5-F75DD71F0992}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A9F81D8B-04F9-4054-AEE5-F75DD71F0992}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A9F81D8B-04F9-4054-AEE5-F75DD71F0992}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A9F81D8B-04F9-4054-AEE5-F75DD71F0992}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e80e09e7d3aaf9f76539347408b9ed3bf3b1200e76e5c3ddc43c3d8c26df792d.dll"	regsvr32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2844	regsvr32.exe
2844	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3572 wrote to memory of 2844	3572	regsvr32.exe	82
PID 3572 wrote to memory of 2844	3572	regsvr32.exe	82
PID 3572 wrote to memory of 2844	3572	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e80e09e7d3aaf9f76539347408b9ed3bf3b1200e76e5c3ddc43c3d8c26df792d.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3572
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\e80e09e7d3aaf9f76539347408b9ed3bf3b1200e76e5c3ddc43c3d8c26df792d.dll
  2⤵
  - UAC bypass
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  - Suspicious use of SetWindowsHookEx
  PID:2844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2844 -ip 2844
1⤵
PID:3700

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2844-133-0x0000000000400000-0x0000000000527000-memory.dmp

Filesize
1.2MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads