a5813dd6384c59db7724800b301d0c3ca6b9b3e7041792caac476d6e5d4065c1

Analysis

max time kernel
101s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2022, 15:29

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General

Target

a5813dd6384c59db7724800b301d0c3ca6b9b3e7041792caac476d6e5d4065c1.exe
Size

20KB
MD5

82b3fbe754297bd10be31db20e6dead0
SHA1

05310f92b6b13bbba6ccdf8b3fa08fd8f8fd0b27
SHA256

a5813dd6384c59db7724800b301d0c3ca6b9b3e7041792caac476d6e5d4065c1
SHA512

3f28aa4fcde1ac5612e3078223029ffb2d4d86ef9a57db8c4fc09fa102d10578605d2305ec4829cb78b5ffcbf8bddfaa3bce395fc6e122a1443d6461ec8841bc
SSDEEP

384:SLqUjMdaLiA3wQrhLTiT52KbjkFhtFsmUsmEyZzKg7mTnDxGg:MqUDDs52YcDsmfmBttmTNG

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3204	a5813dd6384c59db7724800b301d0c3ca6b9b3e7041792caac476d6e5d4065c1.exe
Token: SeRestorePrivilege	4392	dw20.exe
Token: SeBackupPrivilege	4392	dw20.exe
Token: SeBackupPrivilege	4392	dw20.exe
Token: SeBackupPrivilege	4392	dw20.exe
Token: SeBackupPrivilege	4392	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3204 wrote to memory of 4392	3204	a5813dd6384c59db7724800b301d0c3ca6b9b3e7041792caac476d6e5d4065c1.exe	81
PID 3204 wrote to memory of 4392	3204	a5813dd6384c59db7724800b301d0c3ca6b9b3e7041792caac476d6e5d4065c1.exe	81
PID 3204 wrote to memory of 4392	3204	a5813dd6384c59db7724800b301d0c3ca6b9b3e7041792caac476d6e5d4065c1.exe	81

C:\Users\Admin\AppData\Local\Temp\a5813dd6384c59db7724800b301d0c3ca6b9b3e7041792caac476d6e5d4065c1.exe
"C:\Users\Admin\AppData\Local\Temp\a5813dd6384c59db7724800b301d0c3ca6b9b3e7041792caac476d6e5d4065c1.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3204
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 1780
  2⤵
  - Drops file in Windows directory
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:4392

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/3204-132-0x0000000074940000-0x0000000074EF1000-memory.dmp

Filesize
5.7MB

Download
memory/3204-134-0x0000000074940000-0x0000000074EF1000-memory.dmp

Filesize
5.7MB

Download
memory/3204-135-0x0000000074940000-0x0000000074EF1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads