250cc3e4914f77a70af67e75d4332494a10a2a80c468fb31bae0c2ec12408c25

Analysis

max time kernel
119s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30-09-2024 03:30

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General

Target

250cc3e4914f77a70af67e75d4332494a10a2a80c468fb31bae0c2ec12408c25N.exe
Size

61KB
MD5

2d7fa22c849cff9ebf90716b42998da0
SHA1

91b5b6578083193344f8e0aa885f7728dc3e5b0e
SHA256

250cc3e4914f77a70af67e75d4332494a10a2a80c468fb31bae0c2ec12408c25
SHA512

2d0cfc8f51b31ba79384d81042a1ed622dc32d0521adc5f2c96e90444ae1971519693b59f823ee5d3b1e9974f12e25b6ecd3d78621b75ddbf00deb351cfc4bf7
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIS:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVY

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3812	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3812	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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	250cc3e4914f77a70af67e75d4332494a10a2a80c468fb31bae0c2ec12408c25N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	250cc3e4914f77a70af67e75d4332494a10a2a80c468fb31bae0c2ec12408c25N.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	250cc3e4914f77a70af67e75d4332494a10a2a80c468fb31bae0c2ec12408c25N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4800 wrote to memory of 3812	4800	250cc3e4914f77a70af67e75d4332494a10a2a80c468fb31bae0c2ec12408c25N.exe	89
PID 4800 wrote to memory of 3812	4800	250cc3e4914f77a70af67e75d4332494a10a2a80c468fb31bae0c2ec12408c25N.exe	89
PID 4800 wrote to memory of 3812	4800	250cc3e4914f77a70af67e75d4332494a10a2a80c468fb31bae0c2ec12408c25N.exe	89

C:\Users\Admin\AppData\Local\Temp\250cc3e4914f77a70af67e75d4332494a10a2a80c468fb31bae0c2ec12408c25N.exe
"C:\Users\Admin\AppData\Local\Temp\250cc3e4914f77a70af67e75d4332494a10a2a80c468fb31bae0c2ec12408c25N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4800
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3812

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=3820,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=1288 /prefetch:8
1⤵
PID:2484

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
61KB

MD5
18badc07721ada6f57c97a6df1700789

SHA1
86983c1a50b1db24ecb8993ca6559452a6cfd736

SHA256
11f2e8161afcbf744ac2fa6e88a9c431d50766c8d95f5ff2d20e893d71b2738b

SHA512
508ce5d698b9d80dd985a7e38637c6c8d29023d63a262d2f981dd7ee86868022c59d40776de9b2badc6ab6a3ea5a17d928f1e9d9318dcd2278dae3ba92204878

Download Submit
memory/3812-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3812-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4800-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4800-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads