f2418373a1765cc6177956c5a9a34741e9ce0b26f2ac5fdbd361cc238e8c4240

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/09/2024, 22:36

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General

Target

f2418373a1765cc6177956c5a9a34741e9ce0b26f2ac5fdbd361cc238e8c4240N.exe
Size

50KB
MD5

30782515ea9c2b68971cb43e8a2656a0
SHA1

d97f9f461bcd42a6a6266f3ffe1ea2592b5ec7d2
SHA256

f2418373a1765cc6177956c5a9a34741e9ce0b26f2ac5fdbd361cc238e8c4240
SHA512

b292639d33e64c7b20264844a16c03c63db9bb31c7e1b41248cdc8809c0d8bccf7a2b6190db3b0463e59eb4e4627cd85bf831fcb51d719af126943a01b2bb4d5
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIK:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYV0

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2300	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2300	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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	f2418373a1765cc6177956c5a9a34741e9ce0b26f2ac5fdbd361cc238e8c4240N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	f2418373a1765cc6177956c5a9a34741e9ce0b26f2ac5fdbd361cc238e8c4240N.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	f2418373a1765cc6177956c5a9a34741e9ce0b26f2ac5fdbd361cc238e8c4240N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2300	2280	f2418373a1765cc6177956c5a9a34741e9ce0b26f2ac5fdbd361cc238e8c4240N.exe	31
PID 2280 wrote to memory of 2300	2280	f2418373a1765cc6177956c5a9a34741e9ce0b26f2ac5fdbd361cc238e8c4240N.exe	31
PID 2280 wrote to memory of 2300	2280	f2418373a1765cc6177956c5a9a34741e9ce0b26f2ac5fdbd361cc238e8c4240N.exe	31
PID 2280 wrote to memory of 2300	2280	f2418373a1765cc6177956c5a9a34741e9ce0b26f2ac5fdbd361cc238e8c4240N.exe	31

C:\Users\Admin\AppData\Local\Temp\f2418373a1765cc6177956c5a9a34741e9ce0b26f2ac5fdbd361cc238e8c4240N.exe
"C:\Users\Admin\AppData\Local\Temp\f2418373a1765cc6177956c5a9a34741e9ce0b26f2ac5fdbd361cc238e8c4240N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2300

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
51KB

MD5
68117064d241501035b2f7e95fbbc7e4

SHA1
2126585cde9267d1579ca52414663636aada28c6

SHA256
8155226701f6fb168072add8a7e2874174e471f9e838a4c90ff3916a413a583a

SHA512
c951d974e80b532053660e3232badd830c6cea02874ab819049210c872b56a6fe7ef90bc7b7a151076033f299e39df2fbb84eb516c2d58aa44939a01c1875898

Download Submit
memory/2280-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2280-6-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download
memory/2280-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2300-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads