e93bb6867842712ee13f8e679138cdea466594813a96fb27a5ddb62c437da972

Analysis

max time kernel
149s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/11/2024, 05:07

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General

Target

e93bb6867842712ee13f8e679138cdea466594813a96fb27a5ddb62c437da972.exe
Size

50KB
MD5

6671bc7b91d7f9fe94dfde3418de0172
SHA1

b1d5eca0ae5ef73f465543e39e0036fa8d75b3fa
SHA256

e93bb6867842712ee13f8e679138cdea466594813a96fb27a5ddb62c437da972
SHA512

301c4725f65d37c6141e1a5400211e54362ced90c94be297842a1a6245a59ba324cfe7214f6cc6fb1377330add6ee2562e5e7eacff0412e900968e086859de2c
SSDEEP

1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAjU+EmkcU+uhIehXehXhHhE:E1oEFlt6vghzwYu7vih9GueIh9j2IoHh

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3960	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3960	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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	e93bb6867842712ee13f8e679138cdea466594813a96fb27a5ddb62c437da972.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	e93bb6867842712ee13f8e679138cdea466594813a96fb27a5ddb62c437da972.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e93bb6867842712ee13f8e679138cdea466594813a96fb27a5ddb62c437da972.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3652 wrote to memory of 3960	3652	e93bb6867842712ee13f8e679138cdea466594813a96fb27a5ddb62c437da972.exe	83
PID 3652 wrote to memory of 3960	3652	e93bb6867842712ee13f8e679138cdea466594813a96fb27a5ddb62c437da972.exe	83
PID 3652 wrote to memory of 3960	3652	e93bb6867842712ee13f8e679138cdea466594813a96fb27a5ddb62c437da972.exe	83

C:\Users\Admin\AppData\Local\Temp\e93bb6867842712ee13f8e679138cdea466594813a96fb27a5ddb62c437da972.exe
"C:\Users\Admin\AppData\Local\Temp\e93bb6867842712ee13f8e679138cdea466594813a96fb27a5ddb62c437da972.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3652
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:3960

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\microsofthelp.exe

Filesize
50KB

MD5
a0d436802720228672ceb616cf878902

SHA1
47641d039087ba5dd3f9ff18439e26dc5ef559fd

SHA256
a536197872b944ff2dfc6a23ee0e15fa52457c6fbacdd161833b71fa98c31da7

SHA512
ddc82f81af0e65425bd5f00fe7994aa93146dd3f4c433ccb3325694fedb020a447f5a600c62c1b044285ff4e13828ebc81f1efa98516cfaac6ee29a72093e8c6

Download Submit
memory/3652-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3652-6-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3960-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/3960-8-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads