e02b99313c8bdf525b920628455535f14f0b6a82b00465d078c7861924f4ee73

Analysis

max time kernel
120s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28/09/2024, 06:12

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General

Target

e02b99313c8bdf525b920628455535f14f0b6a82b00465d078c7861924f4ee73N.exe
Size

49KB
MD5

97771931504fe5074df1df3133e72910
SHA1

080da69b1efdf0562a634c66d934d0732f9301e8
SHA256

e02b99313c8bdf525b920628455535f14f0b6a82b00465d078c7861924f4ee73
SHA512

310e45c8649f19f19d15a793f430aa957c2cdffbb15745d88e604861f053e4fe4889c66c21b50e10482a5180177a6256e7042fa9cb15297a7d57fbdfe9e8a00f
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIR:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVr

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
868	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
868	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-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	e02b99313c8bdf525b920628455535f14f0b6a82b00465d078c7861924f4ee73N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	e02b99313c8bdf525b920628455535f14f0b6a82b00465d078c7861924f4ee73N.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	e02b99313c8bdf525b920628455535f14f0b6a82b00465d078c7861924f4ee73N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 868	2888	e02b99313c8bdf525b920628455535f14f0b6a82b00465d078c7861924f4ee73N.exe	82
PID 2888 wrote to memory of 868	2888	e02b99313c8bdf525b920628455535f14f0b6a82b00465d078c7861924f4ee73N.exe	82
PID 2888 wrote to memory of 868	2888	e02b99313c8bdf525b920628455535f14f0b6a82b00465d078c7861924f4ee73N.exe	82

C:\Users\Admin\AppData\Local\Temp\e02b99313c8bdf525b920628455535f14f0b6a82b00465d078c7861924f4ee73N.exe
"C:\Users\Admin\AppData\Local\Temp\e02b99313c8bdf525b920628455535f14f0b6a82b00465d078c7861924f4ee73N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:868

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
49KB

MD5
8ddbeb86f5927a9c477d15abcb3fcd3e

SHA1
7bc3fb5b732de6645f5af3ca917f0d7e5ba79a57

SHA256
bdb33936bc8c84c14021efb77cd0c68696992c21273a11381e2ee7ceb5c87b18

SHA512
461c493b439cf3120a4632ac68332f6036c1879e99bc01587ca1f8071a3a96eef9e69a4971dc1720f6f3b0c7656e2441dd56e65be61b3f3f1a52c433a2d8cfe9

Download Submit
memory/868-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/868-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2888-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2888-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads