cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef

Analysis

max time kernel
146s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04/12/2022, 09:00

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General

Target

cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe
Size

100KB
MD5

e9ebb89f9ab68eb2a7cdf4a83eac3404
SHA1

32173042cd9e465959187926ca5e4c0ff5c15a83
SHA256

cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef
SHA512

0ab88fa5b0393637007f1ed3af929fe47ea7e5eb2dd159d57bbd54604af489c8ae6d18d06eb66272ddcec87b2170373784ac9cc4e95d84ea22862a1e13357ba2
SSDEEP

1536:2IlwXP+CmfyUZcCdgO0qcfFhLQAE5U3u4Re1FAdlMWoG3nQFe3WU/7p/N1/uXWI:RGXLVUiCWUcDLbX4wdHhnQXU1zmXWI

Score

8^/10

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe

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

System Information Discovery
T1082

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command-Line Interface

T1059

pid	Process
4356	ipconfig.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3196	cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3196 wrote to memory of 4356	3196	cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe	77
PID 3196 wrote to memory of 4356	3196	cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe	77
PID 3196 wrote to memory of 4356	3196	cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe	77

C:\Users\Admin\AppData\Local\Temp\cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe
"C:\Users\Admin\AppData\Local\Temp\cefae61756fd04a5a3c3fa18818220cb634f0ed9f205baed6eb223776d509cef.exe"
1⤵
- Drops file in Drivers directory
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3196
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\system32\ipconfig.exe" /flushdns
  2⤵
  - Gathers network information
  PID:4356

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Command-Line Interface

T1059

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/3196-132-0x0000000000401000-0x0000000000403000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads