580577e996cbb81fcef52da12207b95144470acb22360e1ab6e0a9c463890563

Analysis

max time kernel
119s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 23:34

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General

Target

580577e996cbb81fcef52da12207b95144470acb22360e1ab6e0a9c463890563N.exe
Size

52KB
MD5

66dfb25bdc975edda3afd232b09e3b60
SHA1

f0acca52506d465fff61991fce921aa5d687b5f2
SHA256

580577e996cbb81fcef52da12207b95144470acb22360e1ab6e0a9c463890563
SHA512

86fc4492e1f1206248824ecf9b880c766b6fc630d93ab0f23f044309b208c388b4fe55487fd8f88f323a71cbb8fe9be564654c64fa9da9243f0924dbf4c8c7e9
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIx:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYVH

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3492	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3492	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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	580577e996cbb81fcef52da12207b95144470acb22360e1ab6e0a9c463890563N.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	580577e996cbb81fcef52da12207b95144470acb22360e1ab6e0a9c463890563N.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	microsofthelp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	580577e996cbb81fcef52da12207b95144470acb22360e1ab6e0a9c463890563N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4508 wrote to memory of 3492	4508	580577e996cbb81fcef52da12207b95144470acb22360e1ab6e0a9c463890563N.exe	82
PID 4508 wrote to memory of 3492	4508	580577e996cbb81fcef52da12207b95144470acb22360e1ab6e0a9c463890563N.exe	82
PID 4508 wrote to memory of 3492	4508	580577e996cbb81fcef52da12207b95144470acb22360e1ab6e0a9c463890563N.exe	82

C:\Users\Admin\AppData\Local\Temp\580577e996cbb81fcef52da12207b95144470acb22360e1ab6e0a9c463890563N.exe
"C:\Users\Admin\AppData\Local\Temp\580577e996cbb81fcef52da12207b95144470acb22360e1ab6e0a9c463890563N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4508
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3492

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
52KB

MD5
b57ba7f74734d65919ddd3151ec0c223

SHA1
4a15183079b3354ef8ab7270960edd59363afa72

SHA256
70500127d5b0aa3b6e5215525e9132925f10bab83922d41b59a0dce7db2f27a8

SHA512
31923b9a1e2d60d46d54c5232f25c5b61fbaf4b9d7b7c0224c94c08924d55bca291b9a5f5f9ed227e1d5c21b94bd308b162bc0d20166840efd843500e5107d05

Download Submit
memory/3492-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4508-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4508-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads