406b022068666c17c1a3343908c1b20930b2b26e9ecc49fab1f91d4dc87e2ef5

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01/10/2024, 03:38

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General

Target

406b022068666c17c1a3343908c1b20930b2b26e9ecc49fab1f91d4dc87e2ef5N.exe
Size

70KB
MD5

9378bae2b1f56c89507d398d4151ca60
SHA1

376cb47c396e1c32dd5b29d6e4824a4cc58a1f86
SHA256

406b022068666c17c1a3343908c1b20930b2b26e9ecc49fab1f91d4dc87e2ef5
SHA512

8667157bdb474f58bf0344d44f136784f3ebac06b30da20cb3981d7353a68d0368bea2a620a79b4ace24ec728ec5e03e6a38d027c55c81653eb95dbdc2918c81
SSDEEP

1536:NAo0Tj2d6rnJwwvl4ulkP6vghzwYu7vih9GueIh9j2IoHAjUvJQ/johChPhnhHuO:NAoglOwvl4ulkP6vghzwYu7vih9GueId

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2360	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2360	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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	406b022068666c17c1a3343908c1b20930b2b26e9ecc49fab1f91d4dc87e2ef5N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	406b022068666c17c1a3343908c1b20930b2b26e9ecc49fab1f91d4dc87e2ef5N.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.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	406b022068666c17c1a3343908c1b20930b2b26e9ecc49fab1f91d4dc87e2ef5N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2268 wrote to memory of 2360	2268	406b022068666c17c1a3343908c1b20930b2b26e9ecc49fab1f91d4dc87e2ef5N.exe	31
PID 2268 wrote to memory of 2360	2268	406b022068666c17c1a3343908c1b20930b2b26e9ecc49fab1f91d4dc87e2ef5N.exe	31
PID 2268 wrote to memory of 2360	2268	406b022068666c17c1a3343908c1b20930b2b26e9ecc49fab1f91d4dc87e2ef5N.exe	31
PID 2268 wrote to memory of 2360	2268	406b022068666c17c1a3343908c1b20930b2b26e9ecc49fab1f91d4dc87e2ef5N.exe	31

C:\Users\Admin\AppData\Local\Temp\406b022068666c17c1a3343908c1b20930b2b26e9ecc49fab1f91d4dc87e2ef5N.exe
"C:\Users\Admin\AppData\Local\Temp\406b022068666c17c1a3343908c1b20930b2b26e9ecc49fab1f91d4dc87e2ef5N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2268
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:2360

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
70KB

MD5
bb672e4b08098ad519bd2f826e47433c

SHA1
abc17ac0ca20bd52169f320fd12a4f36a6504530

SHA256
6bfcd5ff36d17893854b47e6de163d3d41dee616e004024dadaacf9ffd7fee8e

SHA512
e1ab92ef432094d243e988c1ee8a04c817cef2e2f9950d0efe29a9acd3af8db20f58321b47d775e81a53019b4e9a7d1dca7de2a0680d3fbf507abb022c680e29

Download Submit
memory/2268-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2268-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2360-9-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads