819a2d4f6f5d4cf756d5502ac2f2a916aa55cece33a86400220afe25b82d3baf

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 02:01

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General

Target

550f7130444dcc1720006e15d60f48e0.exe
Size

95KB
MD5

550f7130444dcc1720006e15d60f48e0
SHA1

84aafab9adb013c2cd2723d8aa4b3463726a7806
SHA256

819a2d4f6f5d4cf756d5502ac2f2a916aa55cece33a86400220afe25b82d3baf
SHA512

985f8b797e432a10b73cd1904b3c8426b173454b5661780ae788d4bb6e22009c01c6d92d94ea1af3c2cf834d6c4c9674b4accde4e06eaad0e6e4cbd90d8d036f
SSDEEP

1536:NDj2d6rnJbJnJBSX1nV1b1N1Il1k1YFI1x1J1MuEqx517Q/1T1Jzct01Nsqnl1Rc:FlnnJBSX1nV1b1N1Il1k1YFI1x1J1Muj

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3892	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3892	microsofthelp.exe

Loads dropped DLL 1 IoCs

pid	Process
3892	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-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	550f7130444dcc1720006e15d60f48e0.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	550f7130444dcc1720006e15d60f48e0.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3892	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 3892	2672	550f7130444dcc1720006e15d60f48e0.exe	83
PID 2672 wrote to memory of 3892	2672	550f7130444dcc1720006e15d60f48e0.exe	83
PID 2672 wrote to memory of 3892	2672	550f7130444dcc1720006e15d60f48e0.exe	83

C:\Users\Admin\AppData\Local\Temp\550f7130444dcc1720006e15d60f48e0.exe
"C:\Users\Admin\AppData\Local\Temp\550f7130444dcc1720006e15d60f48e0.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Windows directory
  - Suspicious use of SetWindowsHookEx
  PID:3892

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\HidePlugin.dll

Filesize
5KB

MD5
4c0b9970f96300dfa1f45afc7539d35f

SHA1
ebbb4ed2003662d78d1f32e7b6da1b6f504ae711

SHA256
4e96660cc8be7171a79755a20860366987547322b3a809e78c9850f14c242262

SHA512
579f8787b52bf62a0296d8a24753263201fbc84abec5927033e3c97576f965ead0f8422acd3f7af1345b0df0001b0cd68fa971062e21269f6940cf3e1508ca88

Download Submit
C:\Windows\microsofthelp.exe

Filesize
96KB

MD5
f0afc3079773a18086b9af19002ce5ea

SHA1
154fffb2cecaf0207fd265b4cfdd5dba0e6105a6

SHA256
16f312d62f1d5123d830b7e645cfffa856e4ec28d4f7d217aedd5043bee98729

SHA512
c735db38e06823863165b4e0eeb7268c5c24de7dfbb7ac7b5edb2976d5b3b6ccc6337551ed630af00940911032884ad4133eb28aa96530ba393f0305cd9cb018

Download Submit
memory/2672-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2672-6-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3892-7-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/3892-12-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/3892-13-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads