f94327da1c6e6b64f5fa25005beb2bb7edaffc0038d9ccf6f3357f9d451fd35c

Analysis

max time kernel
119s
max time network
14s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26/09/2024, 00:22

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General

Target

f94327da1c6e6b64f5fa25005beb2bb7edaffc0038d9ccf6f3357f9d451fd35cN.exe
Size

42KB
MD5

bbe60d526dd2cbad69df5d15b69203d0
SHA1

8773dab8f7e1aa575e74ab86a1fae54c5c85e3bc
SHA256

f94327da1c6e6b64f5fa25005beb2bb7edaffc0038d9ccf6f3357f9d451fd35c
SHA512

252077d8c8903d1c08a95ea609a8b328f8a71bf87bd8d9561776d67d0a815292f8a53a07d3438b03c09f53cc26e23548b0f3a5a9c4417fe2de70f45d7a807d6b
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhx:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYR

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2312	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2312	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-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	f94327da1c6e6b64f5fa25005beb2bb7edaffc0038d9ccf6f3357f9d451fd35cN.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	f94327da1c6e6b64f5fa25005beb2bb7edaffc0038d9ccf6f3357f9d451fd35cN.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	f94327da1c6e6b64f5fa25005beb2bb7edaffc0038d9ccf6f3357f9d451fd35cN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2152 wrote to memory of 2312	2152	f94327da1c6e6b64f5fa25005beb2bb7edaffc0038d9ccf6f3357f9d451fd35cN.exe	30
PID 2152 wrote to memory of 2312	2152	f94327da1c6e6b64f5fa25005beb2bb7edaffc0038d9ccf6f3357f9d451fd35cN.exe	30
PID 2152 wrote to memory of 2312	2152	f94327da1c6e6b64f5fa25005beb2bb7edaffc0038d9ccf6f3357f9d451fd35cN.exe	30
PID 2152 wrote to memory of 2312	2152	f94327da1c6e6b64f5fa25005beb2bb7edaffc0038d9ccf6f3357f9d451fd35cN.exe	30

C:\Users\Admin\AppData\Local\Temp\f94327da1c6e6b64f5fa25005beb2bb7edaffc0038d9ccf6f3357f9d451fd35cN.exe
"C:\Users\Admin\AppData\Local\Temp\f94327da1c6e6b64f5fa25005beb2bb7edaffc0038d9ccf6f3357f9d451fd35cN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2312

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
42KB

MD5
96361e2a8fa375961da16b7657a4ef67

SHA1
8584e2f9f17b2b3f1b4f666d234d215680a536a5

SHA256
6a059a45c9e67f44c5ffaaf2ba9492f62e1952de15643809073499d576c7a896

SHA512
096c1fd146fe7b97d0ee326a69edcd16a83e09cf811020c2a86d8b6028d3f7468bd8288714eb6dee559ab6b289ba124324e9c8a0fde811dd9d97e6187cbe849e

Download Submit
memory/2152-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2312-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2312-9-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads