ae3a8dd7525d8116288912f3f31669a7b839f3d793f8d6686e05b6b897d1a944

Analysis

max time kernel
77s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 13:23

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General

Target

ae3a8dd7525d8116288912f3f31669a7b839f3d793f8d6686e05b6b897d1a944.exe
Size

707KB
MD5

9d417d54175849ac26e8e61bb7e56ffb
SHA1

4c5c486382fddb27535a3382dc3e98de80aaa624
SHA256

ae3a8dd7525d8116288912f3f31669a7b839f3d793f8d6686e05b6b897d1a944
SHA512

31e1e68df67c0f25c66f6fcd90c7a1f523c225f389cd8ee7023dc4cb2cb0a3f45d762702ec65f5163f6a14da53ebb109412d9d8aa06fd43ca655b05fe5c7f1f4
SSDEEP

12288:JMuY+0ehnc9V0NB8/nK+J4pGXGH0VKiYiX5ZcF8L5EjNeaUslilrheMdo4f/PDS5:JA+fNiP1OQ4G5yFPJo4kQ50PscI

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

Processes:

dw20.exe

description ioc process

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

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

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 5 IoCs

Processes:

dw20.exe

description	pid	process
Token: SeRestorePrivilege	4828	dw20.exe
Token: SeBackupPrivilege	4828	dw20.exe
Token: SeBackupPrivilege	4828	dw20.exe
Token: SeBackupPrivilege	4828	dw20.exe
Token: SeBackupPrivilege	4828	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

ae3a8dd7525d8116288912f3f31669a7b839f3d793f8d6686e05b6b897d1a944.exe

description	pid	process	target process
PID 3260 wrote to memory of 4828	3260	ae3a8dd7525d8116288912f3f31669a7b839f3d793f8d6686e05b6b897d1a944.exe	dw20.exe
PID 3260 wrote to memory of 4828	3260	ae3a8dd7525d8116288912f3f31669a7b839f3d793f8d6686e05b6b897d1a944.exe	dw20.exe
PID 3260 wrote to memory of 4828	3260	ae3a8dd7525d8116288912f3f31669a7b839f3d793f8d6686e05b6b897d1a944.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\ae3a8dd7525d8116288912f3f31669a7b839f3d793f8d6686e05b6b897d1a944.exe
"C:\Users\Admin\AppData\Local\Temp\ae3a8dd7525d8116288912f3f31669a7b839f3d793f8d6686e05b6b897d1a944.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3260

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:4828

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/3260-132-0x0000000074E90000-0x0000000075441000-memory.dmp

Filesize
5.7MB

Download
memory/3260-134-0x0000000074E90000-0x0000000075441000-memory.dmp

Filesize
5.7MB

Download
memory/3260-135-0x0000000074E90000-0x0000000075441000-memory.dmp

Filesize
5.7MB

Download
memory/4828-133-0x0000000000000000-mapping.dmp

Download