d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
07/06/2024, 08:05

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General

Target

d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5.exe
Size

87KB
MD5

62d620e6c6685f4a31744eccdc506cec
SHA1

9cbe719874b54b499dd38039a9aa6a885cb2e12e
SHA256

d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5
SHA512

98cd40a67d84c427afe569870228f3d795c48858418eccde80898e881be29a6f6a07d61d0b1a2236fe87685fba4461508f315c68447f384391c5d8eee2038c8c
SSDEEP

1536:NDj2d6rnJbJnJBSX1nV1b1N1Il1k1YFI1x1J1MuEqx517Q/1T1Jzct01Nsqnl1RY:FlnnJBSX1nV1b1N1Il1k1YFI1x1J1Mu7

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2400	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2400	microsofthelp.exe

Loads dropped DLL 1 IoCs

pid	Process
2400	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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2400	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 224 wrote to memory of 2400	224	d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5.exe	83
PID 224 wrote to memory of 2400	224	d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5.exe	83
PID 224 wrote to memory of 2400	224	d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5.exe	83

C:\Users\Admin\AppData\Local\Temp\d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5.exe
"C:\Users\Admin\AppData\Local\Temp\d8657e5d5c8f96fc0ddc912e9f0de82c14ff36cea078ffb3f797f1b1cd00ebd5.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:224
- 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:2400

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
88KB

MD5
3b1dacc35614c4b623d0d2361fe643dd

SHA1
34189b83ed189e2c50e8682a3d67acf754c52d08

SHA256
83e0912e4cdc3b73111c378c5304f83d82b3cd0a542236e6b934fe84262f7a54

SHA512
9b4e8cf3a1e16b60c889d085ffc7302f99fb4f5447822ab0a54b5d57ae472c972c136a386dc5c89976dd9be7c8b7fe5265e65e33749bee29f0cc44c1842b8e97

Download Submit
memory/224-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/224-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2400-11-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/2400-12-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads