709b2322c1ce66daff1777f1cf75b185b29c6fd94dfcc3514a5cddc93b8837db

Analysis

max time kernel
193s
max time network
220s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 09:41

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General

Target

709b2322c1ce66daff1777f1cf75b185b29c6fd94dfcc3514a5cddc93b8837db.exe
Size

43KB
MD5

58ef3efa706f53c2d1a86c0111ce480b
SHA1

b76edb5e0331abf9183cdd56e461aa823c19f5dd
SHA256

709b2322c1ce66daff1777f1cf75b185b29c6fd94dfcc3514a5cddc93b8837db
SHA512

95367875267111a4d06e9ed021a09b7bcf4bb6ab4855aac3432231f2cebc235ea3169be1ff7be9c77eed3279f74735b378744b444cbc84a90971db5d2b3363e7
SSDEEP

384:VetulpmIEK76NZF8tvWaayS10It3EuwAZkw+gLCM+FPIi34+snUT++PvQehVxh:8KT6ZFMFaF1Xt3RwUCVPOnUT+x8

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	2660	dw20.exe
Token: SeBackupPrivilege	2660	dw20.exe
Token: SeBackupPrivilege	2660	dw20.exe
Token: SeBackupPrivilege	2660	dw20.exe
Token: SeBackupPrivilege	2660	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

709b2322c1ce66daff1777f1cf75b185b29c6fd94dfcc3514a5cddc93b8837db.exe

description	pid	process	target process
PID 1644 wrote to memory of 2660	1644	709b2322c1ce66daff1777f1cf75b185b29c6fd94dfcc3514a5cddc93b8837db.exe	dw20.exe
PID 1644 wrote to memory of 2660	1644	709b2322c1ce66daff1777f1cf75b185b29c6fd94dfcc3514a5cddc93b8837db.exe	dw20.exe
PID 1644 wrote to memory of 2660	1644	709b2322c1ce66daff1777f1cf75b185b29c6fd94dfcc3514a5cddc93b8837db.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\709b2322c1ce66daff1777f1cf75b185b29c6fd94dfcc3514a5cddc93b8837db.exe
"C:\Users\Admin\AppData\Local\Temp\709b2322c1ce66daff1777f1cf75b185b29c6fd94dfcc3514a5cddc93b8837db.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1644

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 1488
2⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:2660

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

Replay Monitor

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Downloads

memory/1644-132-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/1644-134-0x0000000074870000-0x0000000074E21000-memory.dmp

Filesize
5.7MB

Download
memory/2660-133-0x0000000000000000-mapping.dmp

Download