494e51e12c60246920aedaab31d7e6926309e7987bc3473a0b4acec765a0f791

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
27/09/2024, 06:00

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General

Target

494e51e12c60246920aedaab31d7e6926309e7987bc3473a0b4acec765a0f791N.exe
Size

55KB
MD5

88074bc801e47d21e1654645eb0b21c0
SHA1

3c541d274e6196852f4015fb48e0619b805333e1
SHA256

494e51e12c60246920aedaab31d7e6926309e7987bc3473a0b4acec765a0f791
SHA512

17791ca54f3f713588853d035d2e371a5b94ea786b05d360b45e48bda8dbc75653d017c0db7360a3bf336ee76a02f3673c362ca1eabeea61d780f12a53932572
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIp:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVT

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2708	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2708	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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	494e51e12c60246920aedaab31d7e6926309e7987bc3473a0b4acec765a0f791N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	494e51e12c60246920aedaab31d7e6926309e7987bc3473a0b4acec765a0f791N.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	494e51e12c60246920aedaab31d7e6926309e7987bc3473a0b4acec765a0f791N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2708	2668	494e51e12c60246920aedaab31d7e6926309e7987bc3473a0b4acec765a0f791N.exe	30
PID 2668 wrote to memory of 2708	2668	494e51e12c60246920aedaab31d7e6926309e7987bc3473a0b4acec765a0f791N.exe	30
PID 2668 wrote to memory of 2708	2668	494e51e12c60246920aedaab31d7e6926309e7987bc3473a0b4acec765a0f791N.exe	30
PID 2668 wrote to memory of 2708	2668	494e51e12c60246920aedaab31d7e6926309e7987bc3473a0b4acec765a0f791N.exe	30

C:\Users\Admin\AppData\Local\Temp\494e51e12c60246920aedaab31d7e6926309e7987bc3473a0b4acec765a0f791N.exe
"C:\Users\Admin\AppData\Local\Temp\494e51e12c60246920aedaab31d7e6926309e7987bc3473a0b4acec765a0f791N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2708

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
55KB

MD5
21ba0f6ad086f51d115b6db3e65fd52f

SHA1
d8fe41232f5ba22dfd64ce25ca5695f3cf49bab1

SHA256
a9e20179710c921a7a3e3e84158db66f2fae65f884df2f57fe6dfc176b01db71

SHA512
8658cb51f7c2ef25506d433f8e3cd04e5043ca6f8234ef73807dc9ba996c66086f06845d7e4ed0b87c443521daf9a706889ae82171c512b85061b4bd2419f07b

Download Submit
memory/2668-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2668-3-0x0000000000220000-0x0000000000223000-memory.dmp

Filesize
12KB

Download
memory/2708-8-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2708-10-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads