e3190359a596a6e744ba2c9301b14837f1bee2b6f4bf28a8dd6e90ac07fd9d13

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2024, 02:51

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General

Target

e3190359a596a6e744ba2c9301b14837f1bee2b6f4bf28a8dd6e90ac07fd9d13.exe
Size

48KB
MD5

252239eb802b4d5b201a03b82b45eb6c
SHA1

2d04cd081418718680ccfd2628a16ec432c2d291
SHA256

e3190359a596a6e744ba2c9301b14837f1bee2b6f4bf28a8dd6e90ac07fd9d13
SHA512

92b50c769168692e974bf1e3407d48a7f039dae815495aba23a97681251696999cd315bf669e743359c341160ac760b191e05e5bfdc5b3d4d431a27cec8a1129
SSDEEP

1536:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYVFl2g5u58dO0xXHQEyYfdhNhFO5h3xhIy:+MA6C1VqaqhtgVRNToV7TtRu8rM0wYV4

Score

7^/10

discovery persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4536	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
4536	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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	e3190359a596a6e744ba2c9301b14837f1bee2b6f4bf28a8dd6e90ac07fd9d13.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	e3190359a596a6e744ba2c9301b14837f1bee2b6f4bf28a8dd6e90ac07fd9d13.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	e3190359a596a6e744ba2c9301b14837f1bee2b6f4bf28a8dd6e90ac07fd9d13.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	microsofthelp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4220 wrote to memory of 4536	4220	e3190359a596a6e744ba2c9301b14837f1bee2b6f4bf28a8dd6e90ac07fd9d13.exe	82
PID 4220 wrote to memory of 4536	4220	e3190359a596a6e744ba2c9301b14837f1bee2b6f4bf28a8dd6e90ac07fd9d13.exe	82
PID 4220 wrote to memory of 4536	4220	e3190359a596a6e744ba2c9301b14837f1bee2b6f4bf28a8dd6e90ac07fd9d13.exe	82

C:\Users\Admin\AppData\Local\Temp\e3190359a596a6e744ba2c9301b14837f1bee2b6f4bf28a8dd6e90ac07fd9d13.exe
"C:\Users\Admin\AppData\Local\Temp\e3190359a596a6e744ba2c9301b14837f1bee2b6f4bf28a8dd6e90ac07fd9d13.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4220
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4536

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
48KB

MD5
f0ceee0ae3222dad1acb70a8204917c4

SHA1
3b41355969e67526aa229ae30217ae7f0dd9a03c

SHA256
85b7f267126da2f6eb464c78fe8bff94935d3b527bbed3f8e77e61572339d5bb

SHA512
a0695614e505d1f98e595febf71208789e3f4a15736fbb3ac3c4e25cfeca8dd0695a4da2517d3fb55af319ae4f55d15e9c5da23e3ac1c563d8074caff0eae068

Download Submit
memory/4220-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4220-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4536-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads