7821215f3f6054fa32da9767ab496e2a0c0a7df793fd4737ea630b4e2201e248

Analysis

max time kernel
120s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/09/2024, 17:44

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General

Target

7821215f3f6054fa32da9767ab496e2a0c0a7df793fd4737ea630b4e2201e248N.exe
Size

75KB
MD5

6759425d146551eef7a454916a4e1f80
SHA1

4e1ef5e40c2ba43d9d88628475847c0be7f0af28
SHA256

7821215f3f6054fa32da9767ab496e2a0c0a7df793fd4737ea630b4e2201e248
SHA512

f495a84c39d1c1e8111fe7488d47270ce32215ddb641ab9e82d9e15df5983392f754d16b64c54dd7cecf477f988e1368986f81422dda13fb8f8b2e7551dbe533
SSDEEP

1536:86RAo0ej2d6rnJwwvlNlIUBvsI7hrhEh9cpDN43vBKMvWPqH5kYhpvEHchVvhESa:xAo1lOwvlNlXBvsI7hrhEh9cpDN43vBy

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1400	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1400	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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	7821215f3f6054fa32da9767ab496e2a0c0a7df793fd4737ea630b4e2201e248N.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	7821215f3f6054fa32da9767ab496e2a0c0a7df793fd4737ea630b4e2201e248N.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	7821215f3f6054fa32da9767ab496e2a0c0a7df793fd4737ea630b4e2201e248N.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 1400	2908	7821215f3f6054fa32da9767ab496e2a0c0a7df793fd4737ea630b4e2201e248N.exe	30
PID 2908 wrote to memory of 1400	2908	7821215f3f6054fa32da9767ab496e2a0c0a7df793fd4737ea630b4e2201e248N.exe	30
PID 2908 wrote to memory of 1400	2908	7821215f3f6054fa32da9767ab496e2a0c0a7df793fd4737ea630b4e2201e248N.exe	30
PID 2908 wrote to memory of 1400	2908	7821215f3f6054fa32da9767ab496e2a0c0a7df793fd4737ea630b4e2201e248N.exe	30

C:\Users\Admin\AppData\Local\Temp\7821215f3f6054fa32da9767ab496e2a0c0a7df793fd4737ea630b4e2201e248N.exe
"C:\Users\Admin\AppData\Local\Temp\7821215f3f6054fa32da9767ab496e2a0c0a7df793fd4737ea630b4e2201e248N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1400

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
75KB

MD5
162411e7ded46de28cccae86e194884d

SHA1
616f2400987819ba1f36c79489f173b44aeb3e3c

SHA256
ee0d0db7f1fd39aa3e62501c83c190a437c99403fd72baa4472ea937c4d48f39

SHA512
e1481261ca0d760452c46e11b70a15c9314610a3b13f0d865c2857e3e024d7859c1a554ba38930326893f5e5bc082164910d775567c69b878bb9c1df358f8fc5

Download Submit
memory/1400-8-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/1400-10-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2908-0-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download
memory/2908-6-0x0000000000400000-0x000000000040F000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads