a102b644fd134778f28e1105e4645e84ff4d05687351990de90ae27a89f0513b

Analysis

max time kernel
133s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
31/05/2024, 06:44

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General

Target
$APPDATA/for/page_1/MicrosoftXslDebugProxy.exe
Size 36KB
Sample240531-hhlbhsbb66
SHA256 46b1a81f5ebb43404ac7229d14593d5f47930c8fc3fb5279ac5402507f7ea7b3
MD5 6ad1c32675ecd48f15535e4a0e474e28
SHA1 2d9b200ea1d9fb6442f21bb5441072bd4b9d1968
SHA512 8a425760aa2e7bbe286b2322d2413eaee42d7e386448050c46f61c461481407800ed2b5bd19beee77dd74fcb30e496d36c303d0845e1ee138babf6f483da1659
SSDEEP 384:EW2BCQspyJi6d0XsNGIEP/06V78FIISqa4ld2Cxs+NHsRo8CWewMW:fBqJbS8N7IIlaAs+NHsKe
MD5 SHA1 SHA512 SSDEEP

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeRestorePrivilege	1000	dw20.exe
Token: SeBackupPrivilege	1000	dw20.exe
Token: SeBackupPrivilege	1000	dw20.exe
Token: SeBackupPrivilege	1000	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 876 wrote to memory of 1000	876	MicrosoftXslDebugProxy.exe	82
PID 876 wrote to memory of 1000	876	MicrosoftXslDebugProxy.exe	82
PID 876 wrote to memory of 1000	876	MicrosoftXslDebugProxy.exe	82

C:\Users\Admin\AppData\Local\Temp\$APPDATA\for\page_1\MicrosoftXslDebugProxy.exe
"C:\Users\Admin\AppData\Local\Temp\$APPDATA\for\page_1\MicrosoftXslDebugProxy.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:876
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 804
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:1000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/876-0-0x0000000074EA2000-0x0000000074EA3000-memory.dmp

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memory/876-1-0x0000000074EA0000-0x0000000075451000-memory.dmp

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memory/876-2-0x0000000074EA0000-0x0000000075451000-memory.dmp

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memory/876-9-0x0000000074EA0000-0x0000000075451000-memory.dmp

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads