86c565471752b62379753eaaf6f219d76c4c43e50f738a9453f63a9a7912cb8d

Analysis

max time kernel
149s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-10-2024 00:20

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General

Target

86c565471752b62379753eaaf6f219d76c4c43e50f738a9453f63a9a7912cb8d.exe
Size

51KB
MD5

8b9faef94c83e85eb7375546df73b1b7
SHA1

ada50fd1c528a804cc570941dadde2887a30ecc5
SHA256

86c565471752b62379753eaaf6f219d76c4c43e50f738a9453f63a9a7912cb8d
SHA512

24d17f4c5ce02f4d3109832d0c8a6c7cb02372feded8d8202e53f03d7a02f98e29d96157464b0c87a8ea51684a8a3e20334fd3224518ca9c24432c61864d8828
SSDEEP

1536:e6q10k0EFjed6rqJ+6vghzwYu7vih9GueIh9j2IoHAcBHUIF2kvEHrH1hyhuhrhh:E1oEFlt6vghzwYu7vih9GueIh9j2IoHG

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1804	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1804	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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	86c565471752b62379753eaaf6f219d76c4c43e50f738a9453f63a9a7912cb8d.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	86c565471752b62379753eaaf6f219d76c4c43e50f738a9453f63a9a7912cb8d.exe
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	86c565471752b62379753eaaf6f219d76c4c43e50f738a9453f63a9a7912cb8d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 1804	2388	86c565471752b62379753eaaf6f219d76c4c43e50f738a9453f63a9a7912cb8d.exe	30
PID 2388 wrote to memory of 1804	2388	86c565471752b62379753eaaf6f219d76c4c43e50f738a9453f63a9a7912cb8d.exe	30
PID 2388 wrote to memory of 1804	2388	86c565471752b62379753eaaf6f219d76c4c43e50f738a9453f63a9a7912cb8d.exe	30
PID 2388 wrote to memory of 1804	2388	86c565471752b62379753eaaf6f219d76c4c43e50f738a9453f63a9a7912cb8d.exe	30

C:\Users\Admin\AppData\Local\Temp\86c565471752b62379753eaaf6f219d76c4c43e50f738a9453f63a9a7912cb8d.exe
"C:\Users\Admin\AppData\Local\Temp\86c565471752b62379753eaaf6f219d76c4c43e50f738a9453f63a9a7912cb8d.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1804

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
51KB

MD5
18b26e0fecacf086ba2b97b49dd88f11

SHA1
810826305321975d93e78c397e4a6b436cea474e

SHA256
a732a810a510204e7edffefe581e11587a6f575fd83c33d7e0a34845f79e1b71

SHA512
e64911b68617e4c0366453eebebb6a11911ebde5405e008f4864f0fa770a16c2120d2ece287f319cade263f9d3d13dd6415d8f2c7ee32dac06ddda03ab3ba55e

Download Submit
memory/1804-9-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1804-11-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2388-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2388-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads