f06711ff8284648db25874c853263d1d23bd12c388a2ebcccd2939066fe6eb38

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
22-04-2024 04:54

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General

Target

f06711ff8284648db25874c853263d1d23bd12c388a2ebcccd2939066fe6eb38.exe
Size

30KB
MD5

07aeed9d19fbaa8e9bed9c6e25710506
SHA1

804b66592b99b6392824fc43fb70acc58d7b1d7f
SHA256

f06711ff8284648db25874c853263d1d23bd12c388a2ebcccd2939066fe6eb38
SHA512

c46e667ce1c0417218b8c84cf4c673000f46b0aac5588c73f067fa1f4f90cf9f6fee4804b9f6db3170661871f7ec78c09e6a66fac8a424c1128e4548159c3513
SSDEEP

768:OqPJtYA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EwhSahGCoh:Oq4A6C1VqaqhtgVRNToV7TtRu8rM0wYj

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4036	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4036	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-1-5-21-4084619521-2220719027-1909462854-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	f06711ff8284648db25874c853263d1d23bd12c388a2ebcccd2939066fe6eb38.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	f06711ff8284648db25874c853263d1d23bd12c388a2ebcccd2939066fe6eb38.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 4036	1944	f06711ff8284648db25874c853263d1d23bd12c388a2ebcccd2939066fe6eb38.exe	87
PID 1944 wrote to memory of 4036	1944	f06711ff8284648db25874c853263d1d23bd12c388a2ebcccd2939066fe6eb38.exe	87
PID 1944 wrote to memory of 4036	1944	f06711ff8284648db25874c853263d1d23bd12c388a2ebcccd2939066fe6eb38.exe	87

C:\Users\Admin\AppData\Local\Temp\f06711ff8284648db25874c853263d1d23bd12c388a2ebcccd2939066fe6eb38.exe
"C:\Users\Admin\AppData\Local\Temp\f06711ff8284648db25874c853263d1d23bd12c388a2ebcccd2939066fe6eb38.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1944
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:4036

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\microsofthelp.exe

Filesize
30KB

MD5
a08eaf0df1ed02b9e87b995139f47faf

SHA1
d6de988f14f8abe9aefecfe2f340119f60746eae

SHA256
f437b629c57835fca90c842e69d3591abf1d9b6ab470f2ee984543b543f7cc8c

SHA512
b47348e498d954f6a69eb0b9c137586ed4717cc802e8784b5aa04dfbfd2f54b88139074e0b47b93355b2b3d994a6a85f0d05fdcc2c1fae8512d7e3f3490bf505

Download Submit
memory/1944-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1944-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4036-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads