193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
21-05-2024 19:17

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General

Target

193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe
Size

29KB
MD5

c18a84c70db37bf60c6fcb5c1dff2ddf
SHA1

4769713e1a3d8cd5833b3c333a583cf1157960b5
SHA256

193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4
SHA512

8b48468da70a01d14070a6aab8bcba87df6235f164275575119563a05073175b8c3c33f41106b45ee4c3aff4ec429ec9c7cdc0b9fd13acb0724dd94b1f64031b
SSDEEP

768:MqPJtpA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfh7cA:MqJA6C1VqaqhtgVRNToV7TtRu8rM0wYq

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

microsofthelp.exe

pid process

2428 microsofthelp.exe
Executes dropped EXE 1 IoCs

Processes:

microsofthelp.exe

pid process

2428 microsofthelp.exe

pid	process
2428	microsofthelp.exe

pid	process
2428	microsofthelp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe

Drops file in Windows directory 1 IoCs

Processes:

193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe

description ioc process

File created C:\Windows\microsofthelp.exe 193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe

description	ioc	process
File created	C:\Windows\microsofthelp.exe	193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe

description	pid	process	target process
PID 1424 wrote to memory of 2428	1424	193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe	microsofthelp.exe
PID 1424 wrote to memory of 2428	1424	193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe	microsofthelp.exe
PID 1424 wrote to memory of 2428	1424	193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe	microsofthelp.exe
PID 1424 wrote to memory of 2428	1424	193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe	microsofthelp.exe

C:\Users\Admin\AppData\Local\Temp\193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe
"C:\Users\Admin\AppData\Local\Temp\193153a0bb0851058a261f6da179fef899a7c6741cd7aa50fd3d3c71010d45e4.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1424

C:\Windows\microsofthelp.exe
"C:\Windows\microsofthelp.exe"
2⤵
- Deletes itself
- Executes dropped EXE
PID:2428

MITRE ATT&CK Matrix ATT&CK v13

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Windows\microsofthelp.exe
Filesize
29KB

MD5
c77f70be9f4cdfc784ae6a8932a0ef82

SHA1
6094ac6968566489ba9f40ded459677040cf57ca

SHA256
c5fd54249a572f2a73349377c654346e2426e3289e66ab26d55733366839fbf2

SHA512
5c8c291b31d3d3b3da2a6ae8b7b64acc32783bbb5c24e46af003c59bf9df5cd65d10548a391d9992fb0028c1942f2021846bdccd1aa4fd568afcfc117eb5ae7b

Download Submit
memory/1424-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/2428-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads