64e1e09574163a5a55eedc47e36b3a49cff66c2217b763db23c8f8318d5c7687

Analysis

max time kernel
177s
max time network
208s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 11:07

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General

Target

64e1e09574163a5a55eedc47e36b3a49cff66c2217b763db23c8f8318d5c7687.exe
Size

402KB
MD5

cf28cedbbf57d9402406834979fc3881
SHA1

965f511799475a12eda1bfa3d69987b34b5fbfe2
SHA256

64e1e09574163a5a55eedc47e36b3a49cff66c2217b763db23c8f8318d5c7687
SHA512

c9ab8095b68625fcac8fcc426e7fc9b616ccce0d4f17893e7fdc0932ff37bc5a5c17212eb86c8d68fd940f90527bcce6974bd05b2111c8de2ba629c4393c0f0c
SSDEEP

12288:VFtO+6TLi7Kljq0i+VvrQTHWp/KEsa2ob:V6HRQDWp/fsa2ob

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

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2548	64e1e09574163a5a55eedc47e36b3a49cff66c2217b763db23c8f8318d5c7687.exe
Token: SeRestorePrivilege	5076	dw20.exe
Token: SeBackupPrivilege	5076	dw20.exe
Token: SeBackupPrivilege	5076	dw20.exe
Token: SeBackupPrivilege	5076	dw20.exe
Token: SeBackupPrivilege	5076	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 5076	2548	64e1e09574163a5a55eedc47e36b3a49cff66c2217b763db23c8f8318d5c7687.exe	80
PID 2548 wrote to memory of 5076	2548	64e1e09574163a5a55eedc47e36b3a49cff66c2217b763db23c8f8318d5c7687.exe	80
PID 2548 wrote to memory of 5076	2548	64e1e09574163a5a55eedc47e36b3a49cff66c2217b763db23c8f8318d5c7687.exe	80

C:\Users\Admin\AppData\Local\Temp\64e1e09574163a5a55eedc47e36b3a49cff66c2217b763db23c8f8318d5c7687.exe
"C:\Users\Admin\AppData\Local\Temp\64e1e09574163a5a55eedc47e36b3a49cff66c2217b763db23c8f8318d5c7687.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2548
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 924
  2⤵
  - Drops file in Windows directory
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:5076

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/2548-132-0x0000000075580000-0x0000000075B31000-memory.dmp

Filesize
5.7MB

Download
memory/2548-134-0x0000000075580000-0x0000000075B31000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads