eaa59ead13618a0a34678559439d7dab5bfe86c5d608165098475117a8ab7cdd

Analysis

max time kernel
149s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 03:04

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General

Target

eaa59ead13618a0a34678559439d7dab5bfe86c5d608165098475117a8ab7cdd.exe
Size

66KB
MD5

8833721323df834e916b02f2a2a755b8
SHA1

d654b319b36c39b7688ce862896cc5742af812df
SHA256

eaa59ead13618a0a34678559439d7dab5bfe86c5d608165098475117a8ab7cdd
SHA512

7f542b7cd4caa3abfb87f2b3294868db2550e00a7596c30b2c3365c082e1b909a8bf302ee5ed44c240a3c67ad6418cec1fadd910c3e7573a4951a946dc08e9ae
SSDEEP

1536:lAo0ej2d6rnJwwvlKlIUBP6vghzwYu7vih9GueIh9j2IoHAjU+Eh6IbIKv82yvzJ:lAo1lOwvlKlXBP6vghzwYu7vih9GueIn

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1652	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1652	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"	eaa59ead13618a0a34678559439d7dab5bfe86c5d608165098475117a8ab7cdd.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	eaa59ead13618a0a34678559439d7dab5bfe86c5d608165098475117a8ab7cdd.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	eaa59ead13618a0a34678559439d7dab5bfe86c5d608165098475117a8ab7cdd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3344 wrote to memory of 1652	3344	eaa59ead13618a0a34678559439d7dab5bfe86c5d608165098475117a8ab7cdd.exe	89
PID 3344 wrote to memory of 1652	3344	eaa59ead13618a0a34678559439d7dab5bfe86c5d608165098475117a8ab7cdd.exe	89
PID 3344 wrote to memory of 1652	3344	eaa59ead13618a0a34678559439d7dab5bfe86c5d608165098475117a8ab7cdd.exe	89

C:\Users\Admin\AppData\Local\Temp\eaa59ead13618a0a34678559439d7dab5bfe86c5d608165098475117a8ab7cdd.exe
"C:\Users\Admin\AppData\Local\Temp\eaa59ead13618a0a34678559439d7dab5bfe86c5d608165098475117a8ab7cdd.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3344
- 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:1652

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=3960,i,15436195446242760253,4000484513008731869,262144 --variations-seed-version --mojo-platform-channel-handle=1308 /prefetch:8
1⤵
PID:2012

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
67KB

MD5
0022e88cbc8d059925acf3bf27d7fcee

SHA1
2183cf958ae2a37c4fd7d5a07f7e2b21b553055b

SHA256
a0bae1de4b964843e4099266772bd370c88a4150914ab66569d46caf2f1f7545

SHA512
7d927fb979bb12e7130cccabb7cd85bfad3d5b5cefc7b04445e3efd5fbaefd321bd41217302fd08c3dd74af8804a8d097bc34934f4bf680c8e5e72026539fdc0

Download Submit
memory/1652-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3344-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/3344-4-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads