42fcb3628de14cd942d1ff48a6d40da8b49c3c84c85f9ee2b986eac571eed6a0

Analysis

max time kernel
143s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2022, 07:55

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General

Target

42fcb3628de14cd942d1ff48a6d40da8b49c3c84c85f9ee2b986eac571eed6a0.exe
Size

28KB
MD5

6229395731c22d5daf918abffca8050b
SHA1

256b1328e786aa6d6dfeef906000937083991b0f
SHA256

42fcb3628de14cd942d1ff48a6d40da8b49c3c84c85f9ee2b986eac571eed6a0
SHA512

00094f5d3ba8178b0ebacb87eaae911a0f980da1d7de6272a39256dc329cf637b82ba646b1137296d844600651debc63d99d41fd7c1ff88332c5721dde9469ff
SSDEEP

384:RI4BHiMGKUAZT/cDQUe3mh0BNQF6GDCSWciiiiiiiiiiiLiiiiiiiiiiiiNqYWCZ:miH+KUqT/k5eGjnmS4pZ

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	3884	dw20.exe
Token: SeBackupPrivilege	3884	dw20.exe
Token: SeBackupPrivilege	3884	dw20.exe
Token: SeBackupPrivilege	3884	dw20.exe
Token: SeBackupPrivilege	3884	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 3884	5048	42fcb3628de14cd942d1ff48a6d40da8b49c3c84c85f9ee2b986eac571eed6a0.exe	82
PID 5048 wrote to memory of 3884	5048	42fcb3628de14cd942d1ff48a6d40da8b49c3c84c85f9ee2b986eac571eed6a0.exe	82
PID 5048 wrote to memory of 3884	5048	42fcb3628de14cd942d1ff48a6d40da8b49c3c84c85f9ee2b986eac571eed6a0.exe	82

C:\Users\Admin\AppData\Local\Temp\42fcb3628de14cd942d1ff48a6d40da8b49c3c84c85f9ee2b986eac571eed6a0.exe
"C:\Users\Admin\AppData\Local\Temp\42fcb3628de14cd942d1ff48a6d40da8b49c3c84c85f9ee2b986eac571eed6a0.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5048
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 832
  2⤵
  - Drops file in Windows directory
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:3884

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/5048-133-0x0000000075310000-0x00000000758C1000-memory.dmp

Filesize
5.7MB

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memory/5048-134-0x0000000075310000-0x00000000758C1000-memory.dmp

Filesize
5.7MB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads