e17ac9d144cfe524fa4723399bd325279eb3d34d7bbd826f67f026d10856a6a8

Analysis

max time kernel
120s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
05-10-2024 12:29

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General

Target

e17ac9d144cfe524fa4723399bd325279eb3d34d7bbd826f67f026d10856a6a8N.exe
Size

58KB
MD5

fe76bc2e45f7689fa0145bdbd8477f20
SHA1

c2a3422aad4952ef70ef3fc50d92a40ee51435b6
SHA256

e17ac9d144cfe524fa4723399bd325279eb3d34d7bbd826f67f026d10856a6a8
SHA512

9935ad06f70a241c8a59151eb7c4846d47b0dc56c3c62c762c5044196f39a35b2a93b862d5ce246c245d98e06cd5e46781d079258ea2615fb0f79f43367bf6b0
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIq:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYV

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4508	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4508	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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	e17ac9d144cfe524fa4723399bd325279eb3d34d7bbd826f67f026d10856a6a8N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	e17ac9d144cfe524fa4723399bd325279eb3d34d7bbd826f67f026d10856a6a8N.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	e17ac9d144cfe524fa4723399bd325279eb3d34d7bbd826f67f026d10856a6a8N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 4508	2016	e17ac9d144cfe524fa4723399bd325279eb3d34d7bbd826f67f026d10856a6a8N.exe	83
PID 2016 wrote to memory of 4508	2016	e17ac9d144cfe524fa4723399bd325279eb3d34d7bbd826f67f026d10856a6a8N.exe	83
PID 2016 wrote to memory of 4508	2016	e17ac9d144cfe524fa4723399bd325279eb3d34d7bbd826f67f026d10856a6a8N.exe	83

C:\Users\Admin\AppData\Local\Temp\e17ac9d144cfe524fa4723399bd325279eb3d34d7bbd826f67f026d10856a6a8N.exe
"C:\Users\Admin\AppData\Local\Temp\e17ac9d144cfe524fa4723399bd325279eb3d34d7bbd826f67f026d10856a6a8N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4508

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
58KB

MD5
41998da753aaf853abb7001b7e21729b

SHA1
c50833d0ec0b23dff41b8a5d590b1933da957a57

SHA256
1829be127fabb7269c1963a9e43afb8dcb17f8afd43f1b755ba46d228ba68395

SHA512
8b406a72ac9d47ef8d629572084ac1f9b5bf37ca63d915366b5d7b6669687f63fc66363b7cb9f84fda4b6997cb6ef6876737b85f370e2ea1eaa13fb6195d2626

Download Submit
memory/2016-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2016-3-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4508-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads