28c8678d4316f1bf61b5b7fc48f87aed9d0c5fc19c7b1ebd9bd8f481ac861dc1

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 22:40

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General

Target

lycasyi.exe
Size

4KB
MD5

b4ae0759295f61f4a798dbac502dbb5d
SHA1

754740cc5275e1f45d9e83ba8eaf0de46950d2b2
SHA256

1e5e59864f9e0f0d90aafcd403b9b915b77883e57cbf5803116adfe292d81b2e
SHA512

41486569ced8dc07eaa0693a1b42f3f597c1d3791745a29de62de1ef765e59e5006b0c6796f5ee387a75ee66497fc490620db3c2ef4f4e55476f2db2db228bef
SSDEEP

96:B7SuWFY5Xj0e9Qb+MSiWEeqhJ604MYAq:h1WigBg/IH604MYA

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2380	2340	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lycasyi.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2380	2340	lycasyi.exe	30
PID 2340 wrote to memory of 2380	2340	lycasyi.exe	30
PID 2340 wrote to memory of 2380	2340	lycasyi.exe	30
PID 2340 wrote to memory of 2380	2340	lycasyi.exe	30

C:\Users\Admin\AppData\Local\Temp\lycasyi.exe
"C:\Users\Admin\AppData\Local\Temp\lycasyi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2340
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 248
  2⤵
  - Program crash
  PID:2380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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