c4a2a52efcef62609d2a6924d7545477e712c3944dcead4a99e9e202ce2f3037

Analysis

max time kernel
188s
max time network
199s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 19:35

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General

Target

c4a2a52efcef62609d2a6924d7545477e712c3944dcead4a99e9e202ce2f3037.exe
Size

395KB
MD5

f41f49380b412c26bb01cf00fe87f3ce
SHA1

dfc7ff7acceb9a01e116ed8eae24e06abc0c7428
SHA256

c4a2a52efcef62609d2a6924d7545477e712c3944dcead4a99e9e202ce2f3037
SHA512

879d2599ef6d70099fa5fbaec383113f9eb67315480e0df7ca0d57aba2a0624d3b238774ef732c64e382f12b938913812d79b9c8b7cdcc89d6e0b2b35ed1f91b
SSDEEP

12288:Xy+Jhzj42HuquXYeGiGkFLalBmR5zO3/ec:7eGZkWCM3v

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

Processes:

dw20.exe

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

Processes:

dw20.exe

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 2 IoCs

Processes:

dw20.exe

description pid process

Token: SeBackupPrivilege 1556 dw20.exe
Token: SeBackupPrivilege 1556 dw20.exe

description	pid	process
Token: SeBackupPrivilege	1556	dw20.exe
Token: SeBackupPrivilege	1556	dw20.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

c4a2a52efcef62609d2a6924d7545477e712c3944dcead4a99e9e202ce2f3037.exe

description	pid	process	target process
PID 4928 wrote to memory of 1556	4928	c4a2a52efcef62609d2a6924d7545477e712c3944dcead4a99e9e202ce2f3037.exe	dw20.exe
PID 4928 wrote to memory of 1556	4928	c4a2a52efcef62609d2a6924d7545477e712c3944dcead4a99e9e202ce2f3037.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\c4a2a52efcef62609d2a6924d7545477e712c3944dcead4a99e9e202ce2f3037.exe
"C:\Users\Admin\AppData\Local\Temp\c4a2a52efcef62609d2a6924d7545477e712c3944dcead4a99e9e202ce2f3037.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4928

C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
dw20.exe -x -s 824
2⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:1556

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1556-133-0x0000000000000000-mapping.dmp

Download
memory/4928-132-0x00007FFB6AD40000-0x00007FFB6B776000-memory.dmp

Filesize
10.2MB

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