3ac81ed1f908d04ccf56568e6c70a63806059f150115bf90b23cbd02e2e6028c

Analysis

max time kernel
119s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06/08/2024, 22:27

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General

Target

1ad2018906e3cdfc527b22be8fe928d0N.exe
Size

42KB
MD5

1ad2018906e3cdfc527b22be8fe928d0
SHA1

d0b961da862d234ccb95c9f0c5af66dc7de601d1
SHA256

3ac81ed1f908d04ccf56568e6c70a63806059f150115bf90b23cbd02e2e6028c
SHA512

1ab04e8d1e03451c456cb44911ba725b7f1db836276c35a6efa40739a64ba01e37f684c8488a296014186ebb102b1de95acc3f69ea91f5a8679246134688a71f
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNh1:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYV

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
220	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
220	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-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	1ad2018906e3cdfc527b22be8fe928d0N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	1ad2018906e3cdfc527b22be8fe928d0N.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	1ad2018906e3cdfc527b22be8fe928d0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1592 wrote to memory of 220	1592	1ad2018906e3cdfc527b22be8fe928d0N.exe	85
PID 1592 wrote to memory of 220	1592	1ad2018906e3cdfc527b22be8fe928d0N.exe	85
PID 1592 wrote to memory of 220	1592	1ad2018906e3cdfc527b22be8fe928d0N.exe	85

C:\Users\Admin\AppData\Local\Temp\1ad2018906e3cdfc527b22be8fe928d0N.exe
"C:\Users\Admin\AppData\Local\Temp\1ad2018906e3cdfc527b22be8fe928d0N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1592
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:220

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
42KB

MD5
2ab1d85ff4a9d5434da222ad37085216

SHA1
909bc9c8f7c2e672b62f66aa93f41a0b09065646

SHA256
d089321b08f583f885c2fa0bfcb7113ee751732865f8d17cbe933151161feff7

SHA512
bd3f1c16b6cd278e7bd03868019b25f1cc48fc39804a5b926e8e7111ff3f21f57bf81aebaa3620ec62b76fa393457c6b01a50da4efbc0f7fdca693a6ddae4f82

Download Submit
memory/220-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1592-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1592-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads