5c7ae91acfd1e2b7b1087561ec7f4a6a2d5369528260ada70a9326820cff5829

Analysis

max time kernel
119s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
21/07/2024, 21:13

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General

Target

105acf69ed87bfcf03fe55758840e8b0N.exe
Size

31KB
MD5

105acf69ed87bfcf03fe55758840e8b0
SHA1

032d54fe5e8ba72765e8293e1abe6f2cf19fc66f
SHA256

5c7ae91acfd1e2b7b1087561ec7f4a6a2d5369528260ada70a9326820cff5829
SHA512

236478e517233ff947ca50b7ca02ce275a43220e7092f2f9c8a8bc9a50f574eae3dd5b8fa6bd1dac3553cbd00479e2b95c4a0a6d868cb1eb3df3e55a851a1a24
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjUvJw3/N:e6q10k0EFjed6rqJ+6vghzwYu7vih9GC

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3448	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3448	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-1-5-21-701583114-2636601053-947405450-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	105acf69ed87bfcf03fe55758840e8b0N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	105acf69ed87bfcf03fe55758840e8b0N.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4892 wrote to memory of 3448	4892	105acf69ed87bfcf03fe55758840e8b0N.exe	84
PID 4892 wrote to memory of 3448	4892	105acf69ed87bfcf03fe55758840e8b0N.exe	84
PID 4892 wrote to memory of 3448	4892	105acf69ed87bfcf03fe55758840e8b0N.exe	84

C:\Users\Admin\AppData\Local\Temp\105acf69ed87bfcf03fe55758840e8b0N.exe
"C:\Users\Admin\AppData\Local\Temp\105acf69ed87bfcf03fe55758840e8b0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4892
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:3448

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
32KB

MD5
eed51b2b612e828c5c92cc8dfad1c876

SHA1
4b555632bf22a852d878deefdfcc379cd17490c9

SHA256
a8d2c14203a3c6dc75a544ace191b3e487864005782880a86bd15ea78658a0a2

SHA512
902e72b3c210cb20fe9447ce9aa095016d810680683e39f8c9d0200957cb531e47a7fb35a971fa8bd4ab61be28e62ef03d6934b6e3f87e6fce287d423b3a0a24

Download Submit
memory/3448-6-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4892-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4892-4-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads