4da28a79aaf7a723403bd7813467a4254bb63980668bcd63d5108b7e34a67b48

Analysis

max time kernel
124s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
03/10/2022, 02:27

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General

Target

4da28a79aaf7a723403bd7813467a4254bb63980668bcd63d5108b7e34a67b48.exe
Size

7KB
MD5

268dc9b8698e4cf8d5dc70d84db33a15
SHA1

3620551c8c18e8371142815be3530c8b7895f284
SHA256

4da28a79aaf7a723403bd7813467a4254bb63980668bcd63d5108b7e34a67b48
SHA512

afb440727bf2dbec015ad4741e2b98253c9bc021d73a77f1a7f087b6b81ed21361255378d3377bbfe69e6208b34b5b8ebedc52d8b2720257816df44af3076a30
SSDEEP

192:jLgFUY9GXdaLiAYV5ARtVEnlYJLVLTiJlndq:jLqUCMdaLiAYMrhLTilq

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.exe

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 5 IoCs

description	pid	Process
Token: SeRestorePrivilege	3984	dw20.exe
Token: SeBackupPrivilege	3984	dw20.exe
Token: SeBackupPrivilege	3984	dw20.exe
Token: SeBackupPrivilege	3984	dw20.exe
Token: SeBackupPrivilege	3984	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4064 wrote to memory of 3984	4064	4da28a79aaf7a723403bd7813467a4254bb63980668bcd63d5108b7e34a67b48.exe	85
PID 4064 wrote to memory of 3984	4064	4da28a79aaf7a723403bd7813467a4254bb63980668bcd63d5108b7e34a67b48.exe	85
PID 4064 wrote to memory of 3984	4064	4da28a79aaf7a723403bd7813467a4254bb63980668bcd63d5108b7e34a67b48.exe	85

C:\Users\Admin\AppData\Local\Temp\4da28a79aaf7a723403bd7813467a4254bb63980668bcd63d5108b7e34a67b48.exe
"C:\Users\Admin\AppData\Local\Temp\4da28a79aaf7a723403bd7813467a4254bb63980668bcd63d5108b7e34a67b48.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4064
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 864
  2⤵
  - Drops file in Windows directory
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:3984

Network

MITRE ATT&CK Enterprise v6

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/4064-132-0x00000000753C0000-0x0000000075971000-memory.dmp

Filesize
5.7MB

Download
memory/4064-134-0x00000000753C0000-0x0000000075971000-memory.dmp

Filesize
5.7MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads