02ab075bf298a1bf79398f9988f6cfd628851ccf9a766628698ec2556aa8e6ea

Analysis

max time kernel
120s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/09/2024, 00:43

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General

Target

669119d12abb6d4fc8227e525e6855b0N.exe
Size

46KB
MD5

669119d12abb6d4fc8227e525e6855b0
SHA1

dcd50b89205dccef7010365d02f15d8eb3e9e158
SHA256

02ab075bf298a1bf79398f9988f6cfd628851ccf9a766628698ec2556aa8e6ea
SHA512

b7094a1a4bbe1b5e4fdf4e87b7d4a915ebe22f3a20b015df6a2a4cff936aa02cee7c5ed0f28484834cafb13cb328363d6e78b700b6842417430ca6dff811c31c
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNh1:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYV

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
764	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
764	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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	669119d12abb6d4fc8227e525e6855b0N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	669119d12abb6d4fc8227e525e6855b0N.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	669119d12abb6d4fc8227e525e6855b0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1932 wrote to memory of 764	1932	669119d12abb6d4fc8227e525e6855b0N.exe	83
PID 1932 wrote to memory of 764	1932	669119d12abb6d4fc8227e525e6855b0N.exe	83
PID 1932 wrote to memory of 764	1932	669119d12abb6d4fc8227e525e6855b0N.exe	83

C:\Users\Admin\AppData\Local\Temp\669119d12abb6d4fc8227e525e6855b0N.exe
"C:\Users\Admin\AppData\Local\Temp\669119d12abb6d4fc8227e525e6855b0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1932
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:764

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
46KB

MD5
defb56d52b32af0a73d478eddcf79437

SHA1
bac8844973d0334611871f396f4ebfca72799f9e

SHA256
4bd9bbb32976e7b1c3f65a9486b703b79866e19f5ba674ba2770a0924c84512a

SHA512
fa68797d9466a865e89ebcd4c6984b46e0d09700052ffa4b0685c31f1ea0aedeecf50a21faf05d9aa9c7d6a8ea9014ddc16ee08fe8b518a54c28c342b7926f93

Download Submit
memory/764-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1932-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1932-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads