787ba480a39e9253fc0eb2c5b4bb1517d767f94fbbc528fae8580933aa4a6026

Analysis

max time kernel
61s
max time network
40s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
21/10/2023, 21:23

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General

Target

NEAS.79096304fa4f34477c75fb6ed3b36620.exe
Size

103KB
MD5

79096304fa4f34477c75fb6ed3b36620
SHA1

23a02119d4fbdf3b17ebf917f5bd04f0190c888a
SHA256

787ba480a39e9253fc0eb2c5b4bb1517d767f94fbbc528fae8580933aa4a6026
SHA512

49c4f144645cce282c560dca729ba647a160876e7403f736e0acb5c0c211b7f8da4728357fca0ca263ca6a7d089f11799e4f2b6cbc8b03c75cc3d4dcaea87fff
SSDEEP

3072:/AoAliulHnJBSX1nV1b1N1Il1k1YFI1x1J1MuEqx517Q/1T1Jzct01Nbnl1RRhCU:4SAw6

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4692	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4692	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-1-5-21-3777073499-70821052-905318652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	NEAS.79096304fa4f34477c75fb6ed3b36620.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	NEAS.79096304fa4f34477c75fb6ed3b36620.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 4692	2332	NEAS.79096304fa4f34477c75fb6ed3b36620.exe	89
PID 2332 wrote to memory of 4692	2332	NEAS.79096304fa4f34477c75fb6ed3b36620.exe	89
PID 2332 wrote to memory of 4692	2332	NEAS.79096304fa4f34477c75fb6ed3b36620.exe	89

C:\Users\Admin\AppData\Local\Temp\NEAS.79096304fa4f34477c75fb6ed3b36620.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.79096304fa4f34477c75fb6ed3b36620.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:4692

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

Replay Monitor

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Downloads

C:\Windows\microsofthelp.exe

Filesize
104KB

MD5
59426968b9b0b2e9cd0cf95649471b48

SHA1
fee29d8cf4cdfd20bb22291cb29c67dfeb2c332d

SHA256
c459dd7877ac4c2f2b22358bbcbe46842dd8306d16264614c01aff00f65c1af2

SHA512
a03fc1a7a7d03361f2154f850e7e2235f87591c47a9b01ad1f7c23530d5f9995b2ae2cbce459c965d221172c9535b7893d876aa35995add225689bf360659a98

Download Submit
C:\Windows\microsofthelp.exe

Filesize
104KB

MD5
59426968b9b0b2e9cd0cf95649471b48

SHA1
fee29d8cf4cdfd20bb22291cb29c67dfeb2c332d

SHA256
c459dd7877ac4c2f2b22358bbcbe46842dd8306d16264614c01aff00f65c1af2

SHA512
a03fc1a7a7d03361f2154f850e7e2235f87591c47a9b01ad1f7c23530d5f9995b2ae2cbce459c965d221172c9535b7893d876aa35995add225689bf360659a98

Download Submit
memory/2332-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2332-5-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads