6b7310f942109656a640dc8a34b99d14c9632ebee44d24e8c3b2611d467715be

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
21/08/2024, 08:03

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General

Target

8d6fc60e95252d3edb3c35174f0f0390N.exe
Size

43KB
MD5

8d6fc60e95252d3edb3c35174f0f0390
SHA1

3394e4ff45c7df15aba263a35fec98baba0b0886
SHA256

6b7310f942109656a640dc8a34b99d14c9632ebee44d24e8c3b2611d467715be
SHA512

ba70f7eee3e6c7c7235e62c7d5af00f5c2e2d21f89eb8d499d3e277a302cb317120288197d8097140a890dcd40ae2a62d48df4645dca9b8801d16df7d3a75a64
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhC:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYi

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2092	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2092	microsofthelp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	8d6fc60e95252d3edb3c35174f0f0390N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	8d6fc60e95252d3edb3c35174f0f0390N.exe

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	8d6fc60e95252d3edb3c35174f0f0390N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 2092	2552	8d6fc60e95252d3edb3c35174f0f0390N.exe	30
PID 2552 wrote to memory of 2092	2552	8d6fc60e95252d3edb3c35174f0f0390N.exe	30
PID 2552 wrote to memory of 2092	2552	8d6fc60e95252d3edb3c35174f0f0390N.exe	30
PID 2552 wrote to memory of 2092	2552	8d6fc60e95252d3edb3c35174f0f0390N.exe	30

C:\Users\Admin\AppData\Local\Temp\8d6fc60e95252d3edb3c35174f0f0390N.exe
"C:\Users\Admin\AppData\Local\Temp\8d6fc60e95252d3edb3c35174f0f0390N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\microsofthelp.exe

Filesize
43KB

MD5
7f543f1b3c2877fa7d35f9eff773126d

SHA1
6e320a372b209fdbb0803ffdf618707efacc0149

SHA256
d14d483217e0e1b297fc3e91c8508693e666a162858cdaee559255b36e0bf74d

SHA512
fc7e7fca3094b309925fa096255535c852d44ff60e2f35780360ee936b17f2ce3ddf49143ccf24e9fb88ab9087bcb0e8076b682b95d76a703cbc453e74863ba8

Download Submit
memory/2092-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2092-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2552-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2552-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads