75c596412444d33bbec0efb2e7af00f97ed8037e72734663adbfb44660c835ff

Analysis

max time kernel
119s
max time network
121s
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, 01:04

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

75c596412444d33bbec0efb2e7af00f97ed8037e72734663adbfb44660c835ffN.exe
Size

61KB
MD5

a9a0d6579df42ae525e442f76a2f7d20
SHA1

e693b5e10a10ed2dd9df98c84a20093293d1e555
SHA256

75c596412444d33bbec0efb2e7af00f97ed8037e72734663adbfb44660c835ff
SHA512

300e6740f4aaf9a28fcc9d8d44b8214d78b114ce156c10e97a7bef1e152a1cac0b176bab713f07ee500557cdb43be32fac6ec01c8dac4ae2347e47430317d5ed
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIJ:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVf

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3104	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3104	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"	75c596412444d33bbec0efb2e7af00f97ed8037e72734663adbfb44660c835ffN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	75c596412444d33bbec0efb2e7af00f97ed8037e72734663adbfb44660c835ffN.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	75c596412444d33bbec0efb2e7af00f97ed8037e72734663adbfb44660c835ffN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 3104	1700	75c596412444d33bbec0efb2e7af00f97ed8037e72734663adbfb44660c835ffN.exe	89
PID 1700 wrote to memory of 3104	1700	75c596412444d33bbec0efb2e7af00f97ed8037e72734663adbfb44660c835ffN.exe	89
PID 1700 wrote to memory of 3104	1700	75c596412444d33bbec0efb2e7af00f97ed8037e72734663adbfb44660c835ffN.exe	89

C:\Users\Admin\AppData\Local\Temp\75c596412444d33bbec0efb2e7af00f97ed8037e72734663adbfb44660c835ffN.exe
"C:\Users\Admin\AppData\Local\Temp\75c596412444d33bbec0efb2e7af00f97ed8037e72734663adbfb44660c835ffN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3104

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=4300,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=1284 /prefetch:8
1⤵
PID:1432

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\microsofthelp.exe

Filesize
61KB

MD5
d2c8c6875ba5d92bb2845f5cae75ed9e

SHA1
13bd8b61bd400ebbefd358342a0e8665d97db73e

SHA256
7c2de0917bc340057815d29701038bcbc4f5231f2db40f72f7c1bfbebcdc7f33

SHA512
e4c4a70b801b723d09239a38b1bcd264ddbc521df4b3acae2fb4e8542ccc695ba133f1f17b07682599c60178f141f79a4f431a2d09b6e18bc5f3ffac744ba23e

Download Submit
memory/1700-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1700-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3104-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3104-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads