d9fe9d908100ab182772f847c7b857f793d38ef5d1e715b9013f8b31414eceba

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 20:23

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General

Target

rkkzui.exe
Size

4KB
MD5

5504a85ec9912968d5730c57ee61c10b
SHA1

93a21109de21536b28dc51183c26c65d174fbb4a
SHA256

9ac40b495a05fd8d5b2f4dd668d8e0aa5932dd7171aa070e1ad6cb0a96cd6ee4
SHA512

e9dffb4a48237d4621f8d379f491dbee1879d4f6bd834d892d4cc22f30a92b2103e5bb231b0293f8b5f8848f2a050a2f295cfc8ad5c9392418519a00a1576e14
SSDEEP

48:vpg+4SV3NH8XTznyy+deKI6ve6vDliv/zdS/j4rt3Zfmq8MT+/VYmRSSnM:BlV3Y6HdeK2/zdNrlZ+vMkVRSSM

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2380	2552	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	rkkzui.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 2380	2552	rkkzui.exe	30
PID 2552 wrote to memory of 2380	2552	rkkzui.exe	30
PID 2552 wrote to memory of 2380	2552	rkkzui.exe	30
PID 2552 wrote to memory of 2380	2552	rkkzui.exe	30

C:\Users\Admin\AppData\Local\Temp\rkkzui.exe
"C:\Users\Admin\AppData\Local\Temp\rkkzui.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2552 -s 160
  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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