d7d37795dddbcca79b5cc0fa5834fd26b86151d16a8f35b533dd00946b37dca8

Analysis

max time kernel
119s
max time network
17s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-11-2024 05:12

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General

Target

d7d37795dddbcca79b5cc0fa5834fd26b86151d16a8f35b533dd00946b37dca8N.exe
Size

53KB
MD5

2a8c3cc082c7a6c99590d882ee8f7b30
SHA1

d4276a3b88ae6240235720d157c9fcb18d22cd08
SHA256

d7d37795dddbcca79b5cc0fa5834fd26b86151d16a8f35b533dd00946b37dca8
SHA512

f536ba29d075f2544a6f60243e9bf3adcac130d379d71bbe1d1c52edd5cd1f38dc47b093d696d070217dec7aeae1872219ed63fc5423def2f669c49b4103e986
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIb:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVx

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
344	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
344	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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	d7d37795dddbcca79b5cc0fa5834fd26b86151d16a8f35b533dd00946b37dca8N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	d7d37795dddbcca79b5cc0fa5834fd26b86151d16a8f35b533dd00946b37dca8N.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	d7d37795dddbcca79b5cc0fa5834fd26b86151d16a8f35b533dd00946b37dca8N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 344	1528	d7d37795dddbcca79b5cc0fa5834fd26b86151d16a8f35b533dd00946b37dca8N.exe	30
PID 1528 wrote to memory of 344	1528	d7d37795dddbcca79b5cc0fa5834fd26b86151d16a8f35b533dd00946b37dca8N.exe	30
PID 1528 wrote to memory of 344	1528	d7d37795dddbcca79b5cc0fa5834fd26b86151d16a8f35b533dd00946b37dca8N.exe	30
PID 1528 wrote to memory of 344	1528	d7d37795dddbcca79b5cc0fa5834fd26b86151d16a8f35b533dd00946b37dca8N.exe	30

C:\Users\Admin\AppData\Local\Temp\d7d37795dddbcca79b5cc0fa5834fd26b86151d16a8f35b533dd00946b37dca8N.exe
"C:\Users\Admin\AppData\Local\Temp\d7d37795dddbcca79b5cc0fa5834fd26b86151d16a8f35b533dd00946b37dca8N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1528
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:344

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
54KB

MD5
12fad40c1c60a9752d516c36c9439d45

SHA1
87ddbfefcedd55b66b1d42c068ea843bcb4d9417

SHA256
da125604cc5cdcd04a9a5c30328b8eb8e3b6bf7682a6d6a8e867e68ffa76550e

SHA512
474cf62397f9d1179f3382cf18f6790089dc9a40abb8e70b49b64f8495bf3e5c38167c8d871f557ea1d6e71634a511e264a29f69985b5d09496d72b92e4fbe8a

Download Submit
memory/344-9-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1528-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1528-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads