0d541eba851131ea569816157c7fca8fa1b23e346d9f25709df80e44ba0d7a44

Analysis

max time kernel
120s
max time network
105s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 22:10

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General

Target

afe6a464cfdf9cf5701deb49efda08e0N.exe
Size

43KB
MD5

afe6a464cfdf9cf5701deb49efda08e0
SHA1

0b07a30ade2e12f32cb1472f92625dd77d868139
SHA256

0d541eba851131ea569816157c7fca8fa1b23e346d9f25709df80e44ba0d7a44
SHA512

20243f3be07123bfe4655b4ea768487d9fd929b7dc636ee5f6fa31666ecd6b379e31eee7d4746666fd0e3c09622413045327ba3ce4ba708164c17076cc710f9d
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhN:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYt

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4784	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4784	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-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	afe6a464cfdf9cf5701deb49efda08e0N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	afe6a464cfdf9cf5701deb49efda08e0N.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	afe6a464cfdf9cf5701deb49efda08e0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 4784	2028	afe6a464cfdf9cf5701deb49efda08e0N.exe	84
PID 2028 wrote to memory of 4784	2028	afe6a464cfdf9cf5701deb49efda08e0N.exe	84
PID 2028 wrote to memory of 4784	2028	afe6a464cfdf9cf5701deb49efda08e0N.exe	84

C:\Users\Admin\AppData\Local\Temp\afe6a464cfdf9cf5701deb49efda08e0N.exe
"C:\Users\Admin\AppData\Local\Temp\afe6a464cfdf9cf5701deb49efda08e0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4784

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
7f128d610254626cf25ff5f369924ffe

SHA1
3686e3b614c9f1e99cf6456306b99c09785f088e

SHA256
e20325608511a2384d7ed103eeabb09c1ea3595a0c1f9e272b2f4fad979caacc

SHA512
0752d9ff7df89c924fce4a3876ee405f614d70a91094995df9d9b3d763a888c4d0019d7ee0d7adaf4f15c9997f1fd69b281dd38c98ca8bbb990d2a2b1e5d22b4

Download Submit
memory/2028-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2028-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4784-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4784-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads