1f0eaf2e0272442322fd6c07c2021ee0e5f31852f9c59c1052a375358cca9291

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
15/06/2024, 19:30

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General

Target

1f0eaf2e0272442322fd6c07c2021ee0e5f31852f9c59c1052a375358cca9291.exe
Size

88KB
MD5

073e22b5c93848a8cfb7743c0cc49f5e
SHA1

ddca003a6f46a9bd7c9c2c9953aa76091fac2fb8
SHA256

1f0eaf2e0272442322fd6c07c2021ee0e5f31852f9c59c1052a375358cca9291
SHA512

dd3d8b49801604ce1818a3096c93a99142b83ada844fa2f7249caf01bed6c5f3e6141399260303666b45d7a3a034555d0062161c45f1e25e1043503e95f34f9e
SSDEEP

1536:NDj2d6rnJbJnJBSX1nV1b1N1Il1k1YFI1x1J1MuEqx517Q/1T1Jzct01Nsqnl1Rc:FlnnJBSX1nV1b1N1Il1k1YFI1x1J1Muv

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2540	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2540	microsofthelp.exe

Loads dropped DLL 1 IoCs

pid	Process
2540	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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	1f0eaf2e0272442322fd6c07c2021ee0e5f31852f9c59c1052a375358cca9291.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	1f0eaf2e0272442322fd6c07c2021ee0e5f31852f9c59c1052a375358cca9291.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2540	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 856 wrote to memory of 2540	856	1f0eaf2e0272442322fd6c07c2021ee0e5f31852f9c59c1052a375358cca9291.exe	82
PID 856 wrote to memory of 2540	856	1f0eaf2e0272442322fd6c07c2021ee0e5f31852f9c59c1052a375358cca9291.exe	82
PID 856 wrote to memory of 2540	856	1f0eaf2e0272442322fd6c07c2021ee0e5f31852f9c59c1052a375358cca9291.exe	82

C:\Users\Admin\AppData\Local\Temp\1f0eaf2e0272442322fd6c07c2021ee0e5f31852f9c59c1052a375358cca9291.exe
"C:\Users\Admin\AppData\Local\Temp\1f0eaf2e0272442322fd6c07c2021ee0e5f31852f9c59c1052a375358cca9291.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:856
- 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:2540

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
89KB

MD5
b760bf051f2c7fb1d5167c1dfb4357f1

SHA1
d29d8d6a946014d1a6bba7f463c617ad28eea96a

SHA256
066bc821e0a064178c4f7b95b6800720235f8d899cdea6c417b9147dba610d7b

SHA512
2af7e490c974a06156e5e30bad4ce825aa15d4ad7d02ea0408b02e223effb1957b36dc98a062be290405b052c20e04d40e439c4857d43533b3eb67e9ee67073f

Download Submit
memory/856-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/856-4-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/2540-11-0x0000000010000000-0x0000000010005000-memory.dmp

Filesize
20KB

Download
memory/2540-12-0x0000000000400000-0x000000000040C000-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