ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339

Analysis

max time kernel
97s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2022, 17:53

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General

Target

ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339.exe
Size

1.7MB
MD5

03effcd7d55276b42e188352f18650a0
SHA1

d2eefe1dfcdabb16e55332c101fa64fec23383fb
SHA256

ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339
SHA512

04bc58c886f891ad04b59b9199cf40a64cf4fc63d6d5c055b151b005465aaae92d1175d47f90483c734033470f239c1970c3051e971d9cc8a3e95c42bcf2ead3
SSDEEP

24576:uzEhNisMOrlqpNkmGypBKlsQCW+wsDaQw6DDz3qRyPnmGfrnvVUKueY8RmneWtJc:l9MBKWasY6DwOBfrnvV7UeWtQZok

Score

6^/10

Malware Config

Signatures

Drops desktop.ini file(s) 2 IoCs

description	ioc	Process
File created	C:\Windows\assembly\Desktop.ini	ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\assembly	ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339.exe
File created	C:\Windows\assembly\Desktop.ini	ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339.exe
File opened for modification	C:\Windows\assembly\Desktop.ini	ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339.exe
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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeRestorePrivilege	1616	dw20.exe
Token: SeBackupPrivilege	1616	dw20.exe
Token: SeBackupPrivilege	1616	dw20.exe
Token: SeBackupPrivilege	1616	dw20.exe
Token: SeBackupPrivilege	1616	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 1616	1656	ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339.exe	82
PID 1656 wrote to memory of 1616	1656	ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339.exe	82
PID 1656 wrote to memory of 1616	1656	ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339.exe	82

C:\Users\Admin\AppData\Local\Temp\ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339.exe
"C:\Users\Admin\AppData\Local\Temp\ab997769f881a02a5d0b2d6978d17fb6906950e0ca503ce2d11878c31048d339.exe"
1⤵
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 928
  2⤵
  - Drops file in Windows directory
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:1616

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/1656-132-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download
memory/1656-133-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download
memory/1656-135-0x00000000747E0000-0x0000000074D91000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads