20dc3b1317a838648dc1dc96305ccdcdf5c989324f5705db27ba7e1c5c433c62

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
16-06-2024 19:24

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General

Target

20dc3b1317a838648dc1dc96305ccdcdf5c989324f5705db27ba7e1c5c433c62.exe
Size

36KB
MD5

57cad52815f2f380363b6cc29e845ffd
SHA1

9645115b0bb6c7a0902fcd9e941a95f8b5ad5f2e
SHA256

20dc3b1317a838648dc1dc96305ccdcdf5c989324f5705db27ba7e1c5c433c62
SHA512

e20cb1b77c2836a1a4310ed5466378023e9d255807cd6b80148eed29a086d523f407b7e816d708f2ac5bfbbb17d69d6e8cce1096040d7a0d30a3550c7aa6f96b
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhr:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYL

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
724	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
724	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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	20dc3b1317a838648dc1dc96305ccdcdf5c989324f5705db27ba7e1c5c433c62.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	20dc3b1317a838648dc1dc96305ccdcdf5c989324f5705db27ba7e1c5c433c62.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1416 wrote to memory of 724	1416	20dc3b1317a838648dc1dc96305ccdcdf5c989324f5705db27ba7e1c5c433c62.exe	83
PID 1416 wrote to memory of 724	1416	20dc3b1317a838648dc1dc96305ccdcdf5c989324f5705db27ba7e1c5c433c62.exe	83
PID 1416 wrote to memory of 724	1416	20dc3b1317a838648dc1dc96305ccdcdf5c989324f5705db27ba7e1c5c433c62.exe	83

C:\Users\Admin\AppData\Local\Temp\20dc3b1317a838648dc1dc96305ccdcdf5c989324f5705db27ba7e1c5c433c62.exe
"C:\Users\Admin\AppData\Local\Temp\20dc3b1317a838648dc1dc96305ccdcdf5c989324f5705db27ba7e1c5c433c62.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1416
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:724

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\microsofthelp.exe

Filesize
37KB

MD5
443ab87f2ad5154b7ef0e2fd1ba6d89d

SHA1
3d157faf96c0735075f7eab4ce76fd0c5b1d7347

SHA256
9644d86e07c8ada0538338d69c2f992e5f55cbf67e6e871fe0cde837078875c2

SHA512
7b9bb610d1d288b75940f7fcf6df065c8ca71a5a89006365ae78b4422514e2e9912a39dfe32fef8b2fb65e03286be0aad6f2c831a13168d0977a4a946df41fd4

Download Submit
memory/724-6-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1416-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/1416-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads