f06985b8ea4a8b89545a8e1cab72cecbb86ed171454e4540699ce9d2aa432977

Analysis

max time kernel
119s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240910-en
resource tags

arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
submitted
19-09-2024 06:41

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General

Target

f06985b8ea4a8b89545a8e1cab72cecbb86ed171454e4540699ce9d2aa432977N.exe
Size

60KB
MD5

f55d81761558ad0a3a07aa65b606a540
SHA1

3dc01d903d7f33203d5ad9024b5953748de71f66
SHA256

f06985b8ea4a8b89545a8e1cab72cecbb86ed171454e4540699ce9d2aa432977
SHA512

4ef922ade094583b1775e7f169c2d6d98c4804070ec8c4accdb545c8a836da84cc610168e9ad340afe2b5206d9140a13fcfb9994c47a8bbd9c664803aa6df7ef
SSDEEP

1536:lAo0ej2d6rnJwwvlKlIUBP6v8tvGE9UHrSdghj8bvHRIkhbUIchUh80mhDh4PkQ:lAo1lOwvlKlXBP6v8tvGE9UHrSdghj81

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2472	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2472	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-1-5-21-2629364133-3182087385-364449604-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	f06985b8ea4a8b89545a8e1cab72cecbb86ed171454e4540699ce9d2aa432977N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	f06985b8ea4a8b89545a8e1cab72cecbb86ed171454e4540699ce9d2aa432977N.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	f06985b8ea4a8b89545a8e1cab72cecbb86ed171454e4540699ce9d2aa432977N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1808 wrote to memory of 2472	1808	f06985b8ea4a8b89545a8e1cab72cecbb86ed171454e4540699ce9d2aa432977N.exe	84
PID 1808 wrote to memory of 2472	1808	f06985b8ea4a8b89545a8e1cab72cecbb86ed171454e4540699ce9d2aa432977N.exe	84
PID 1808 wrote to memory of 2472	1808	f06985b8ea4a8b89545a8e1cab72cecbb86ed171454e4540699ce9d2aa432977N.exe	84

C:\Users\Admin\AppData\Local\Temp\f06985b8ea4a8b89545a8e1cab72cecbb86ed171454e4540699ce9d2aa432977N.exe
"C:\Users\Admin\AppData\Local\Temp\f06985b8ea4a8b89545a8e1cab72cecbb86ed171454e4540699ce9d2aa432977N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1808
- 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:2472

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
60KB

MD5
1f65a58dedb8f323f7225baf8fb41f7c

SHA1
3eb8892e3764ac58e306526dbc5d2ed0e6e62521

SHA256
d57b0ab6271cb3a8c9ce76c9bdba6003f33c6d40e3d33c33105f8574053e3a36

SHA512
b551c74c20f2a9bfcb3449f262852a46cf90272b8a675541d7973951d8d0c1f8098f69397c3f769aa4216a819e04cf992f62ead5d2450d237e7a518c8eceaa97

Download Submit
memory/1808-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1808-5-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2472-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads