0526bafb475af9a866422938635fd54ffe5fc640e8163b77a54b0e9b7d222b11

Analysis

max time kernel
138s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
12/08/2024, 02:00

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General

Target
employee Performance.exe
Size 1.1MB
Sample240812-ce98ksvaqf
SHA256 63366a01b2ab67323933f03ee2da752572ec8f70578905646806abf3f9b655d2
MD5 ef7277271a100eb71de288aad59a405a
SHA1 07c4baaaa251f6da787ab41bf56516d4d977b758
SHA512 5deb43f45505ce586d8513b2622641664d0e66f3d4a70f760b73bce380d3869b1e9a6d23dc8ea14c23e31a2ad4c7f05a4b73c28c97cca87c1cc84d8b35d0d0bc
SSDEEP 24576:oAHnh+eWsN3skA4RV1Hom2KXMmHaBJPGrb0vBzE75:vh+ZkldoPK8YaBJPGcJzc
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
232	4864	WerFault.exe	83

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	employee Performance.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4864	employee Performance.exe
4864	employee Performance.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4864	employee Performance.exe
4864	employee Performance.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4864 wrote to memory of 2044	4864	employee Performance.exe	87
PID 4864 wrote to memory of 2044	4864	employee Performance.exe	87
PID 4864 wrote to memory of 2044	4864	employee Performance.exe	87

C:\Users\Admin\AppData\Local\Temp\employee Performance.exe
"C:\Users\Admin\AppData\Local\Temp\employee Performance.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4864
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\employee Performance.exe"
  2⤵
  PID:2044
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4864 -s 692
  2⤵
  - Program crash
  PID:232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4864 -ip 4864
1⤵
PID:2076

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

Replay Monitor

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Downloads

memory/4864-11-0x0000000000D50000-0x0000000000D54000-memory.dmp

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