45e4d5119f47ac7b3ab5f7069bfd65c5fe21e696353bd8a9da96f8d857bcd77a

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 05:54

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General

Target

45e4d5119f47ac7b3ab5f7069bfd65c5fe21e696353bd8a9da96f8d857bcd77aN.exe
Size

37KB
MD5

5ac7141b4438c23c468243cd90864ba0
SHA1

501a9a8669dab15e9ce826d46fe0b24d5d9e2154
SHA256

45e4d5119f47ac7b3ab5f7069bfd65c5fe21e696353bd8a9da96f8d857bcd77a
SHA512

41bb3f2dbf314f46dae042604cb4e0571fdddc5494ecd1f208534fbb669b9e9f060f8481da4094e5ae7ddd8e42470f199e476161863b6b4d33c232ca5fccbfbe
SSDEEP

768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjUvJw3/s:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gn

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1948	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
1948	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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	45e4d5119f47ac7b3ab5f7069bfd65c5fe21e696353bd8a9da96f8d857bcd77aN.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	45e4d5119f47ac7b3ab5f7069bfd65c5fe21e696353bd8a9da96f8d857bcd77aN.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	45e4d5119f47ac7b3ab5f7069bfd65c5fe21e696353bd8a9da96f8d857bcd77aN.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 1948	2572	45e4d5119f47ac7b3ab5f7069bfd65c5fe21e696353bd8a9da96f8d857bcd77aN.exe	30
PID 2572 wrote to memory of 1948	2572	45e4d5119f47ac7b3ab5f7069bfd65c5fe21e696353bd8a9da96f8d857bcd77aN.exe	30
PID 2572 wrote to memory of 1948	2572	45e4d5119f47ac7b3ab5f7069bfd65c5fe21e696353bd8a9da96f8d857bcd77aN.exe	30
PID 2572 wrote to memory of 1948	2572	45e4d5119f47ac7b3ab5f7069bfd65c5fe21e696353bd8a9da96f8d857bcd77aN.exe	30

C:\Users\Admin\AppData\Local\Temp\45e4d5119f47ac7b3ab5f7069bfd65c5fe21e696353bd8a9da96f8d857bcd77aN.exe
"C:\Users\Admin\AppData\Local\Temp\45e4d5119f47ac7b3ab5f7069bfd65c5fe21e696353bd8a9da96f8d857bcd77aN.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:1948

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
38KB

MD5
629e7fa6977cce2cb16758df7b610dc3

SHA1
de0db0975a1f9042decfecaad95e8678c53926ae

SHA256
7f92aaf6803e84cdea13371ca67d73605abb79b748fa335fe79b143339f4e41f

SHA512
4c75edea74bf406147f820ca515799f7bf799a5ea6f88d0ca756eaa9f0bdb92e122fd3e76eeb5df8ac04f47e6b52b7a9a49ee03ab4fa077eede741f4d339cb30

Download Submit
memory/1948-10-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2572-0-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2572-3-0x0000000000220000-0x000000000022E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads