018ba5c0f2b3514e60c502739ec8722bd8a34e9b18c0ca16afd72686b71e09f9

Analysis

max time kernel
119s
max time network
120s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2024, 06:37

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General

Target

018ba5c0f2b3514e60c502739ec8722bd8a34e9b18c0ca16afd72686b71e09f9N.exe
Size

36KB
MD5

2abc42b18c4ee9073e6674fa9a484430
SHA1

6c61de5ad00e74c25f1ea8dc8c6021b8e3f7c826
SHA256

018ba5c0f2b3514e60c502739ec8722bd8a34e9b18c0ca16afd72686b71e09f9
SHA512

deb51a9a3e95fdc292f7a6ce182e2e8f715fc10bf042f67a46af4dd37b76481cd3d88082fd747f682f6d7816d4e43973e80393598014b08a2fa1e86fe2cb475f
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjUvJw3/o:e6q10k0EFjed6rqJ+6vghzwYu7vih9GP

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
5016	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
5016	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"	018ba5c0f2b3514e60c502739ec8722bd8a34e9b18c0ca16afd72686b71e09f9N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	018ba5c0f2b3514e60c502739ec8722bd8a34e9b18c0ca16afd72686b71e09f9N.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.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	018ba5c0f2b3514e60c502739ec8722bd8a34e9b18c0ca16afd72686b71e09f9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 5016	2372	018ba5c0f2b3514e60c502739ec8722bd8a34e9b18c0ca16afd72686b71e09f9N.exe	89
PID 2372 wrote to memory of 5016	2372	018ba5c0f2b3514e60c502739ec8722bd8a34e9b18c0ca16afd72686b71e09f9N.exe	89
PID 2372 wrote to memory of 5016	2372	018ba5c0f2b3514e60c502739ec8722bd8a34e9b18c0ca16afd72686b71e09f9N.exe	89

C:\Users\Admin\AppData\Local\Temp\018ba5c0f2b3514e60c502739ec8722bd8a34e9b18c0ca16afd72686b71e09f9N.exe
"C:\Users\Admin\AppData\Local\Temp\018ba5c0f2b3514e60c502739ec8722bd8a34e9b18c0ca16afd72686b71e09f9N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:5016

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=3852,i,2727319350781907497,7925939240893079607,262144 --variations-seed-version --mojo-platform-channel-handle=4260 /prefetch:8
1⤵
PID:2476

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
36KB

MD5
c61a90e4141443d3a7f48c21ff07ac7b

SHA1
40bc3c8fd378f6d0f6ef69534ebfb684e3e9a2ac

SHA256
157593eb2d5a57eef5cefa6d63d5fa1e72584a9dbee05dd62f50fb39db930449

SHA512
d7b9bf624cb2594f5cacfcb4f5ff6d93d4887444caf4c87968e88fc37d88bdc8dc340d1fc0c4ba4429a2322a0127b3798a852e0da283a931b1e431139a388d02

Download Submit
memory/2372-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2372-5-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/5016-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads