27894253d56e0ebef844215d8901fab31a5c369a1aafce7714389f071f4e9493

Analysis

max time kernel
119s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/11/2024, 05:01

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General

Target

27894253d56e0ebef844215d8901fab31a5c369a1aafce7714389f071f4e9493.exe
Size

49KB
MD5

e1366ba2f018b53731ed40d665184a72
SHA1

8842e654cf67573aecfa82ef5a35205d64fecead
SHA256

27894253d56e0ebef844215d8901fab31a5c369a1aafce7714389f071f4e9493
SHA512

996585aca640de3d25e5321d9cf025432fb759e1c6e02f4f9a089bf842aeae69762371c18dcf5e4e9b08bd738de36b804dbed40aa04b70c162db760a850b6983
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIN:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYV/

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3316	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3316	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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	27894253d56e0ebef844215d8901fab31a5c369a1aafce7714389f071f4e9493.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	27894253d56e0ebef844215d8901fab31a5c369a1aafce7714389f071f4e9493.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	27894253d56e0ebef844215d8901fab31a5c369a1aafce7714389f071f4e9493.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2924 wrote to memory of 3316	2924	27894253d56e0ebef844215d8901fab31a5c369a1aafce7714389f071f4e9493.exe	83
PID 2924 wrote to memory of 3316	2924	27894253d56e0ebef844215d8901fab31a5c369a1aafce7714389f071f4e9493.exe	83
PID 2924 wrote to memory of 3316	2924	27894253d56e0ebef844215d8901fab31a5c369a1aafce7714389f071f4e9493.exe	83

C:\Users\Admin\AppData\Local\Temp\27894253d56e0ebef844215d8901fab31a5c369a1aafce7714389f071f4e9493.exe
"C:\Users\Admin\AppData\Local\Temp\27894253d56e0ebef844215d8901fab31a5c369a1aafce7714389f071f4e9493.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2924
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3316

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
e19e9bbb16bd25f38052943e50423737

SHA1
e864e2239bbec8ef01cfe683268e93b38b11e8b7

SHA256
2a28202fb4c55046bdb57ea2cff6dd860bd2463eae203b1e13124f75ae3fb604

SHA512
399e11bd5a49ee06ccc03ace2012aa61396cd7e9d1a77ece039fd9f2102ac936aedd122ce6bf659100049c9f6a09845f911c6adff5988a1a5ffc772bee6b9c87

Download Submit
memory/2924-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2924-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3316-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3316-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads