8182514344f095dcf8d3baf66f781c40270d3eba74f8a6a202423965d0a7d2d0

Analysis

max time kernel
149s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
03/05/2024, 23:46

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General

Target

8182514344f095dcf8d3baf66f781c40270d3eba74f8a6a202423965d0a7d2d0.exe
Size

32KB
MD5

ef66e2b9e98c0eb74d95fe0c4466d3a0
SHA1

dff9d1948b760cd15f12a95ed8a7b4611938ee9d
SHA256

8182514344f095dcf8d3baf66f781c40270d3eba74f8a6a202423965d0a7d2d0
SHA512

0142a24800af20526ff7b8c604369d3b3a16095b4dfbbce509dbcf2e6892c723bd255190513a8ec02d88f2e93a5f1d8ef0d70bf6d53c94840bdacb58fbb2957e
SSDEEP

768:/qPJtHA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNh8:/qnA6C1VqaqhtgVRNToV7TtRu8rM0wYc

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2268	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
2268	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-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	8182514344f095dcf8d3baf66f781c40270d3eba74f8a6a202423965d0a7d2d0.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	8182514344f095dcf8d3baf66f781c40270d3eba74f8a6a202423965d0a7d2d0.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 2268	3064	8182514344f095dcf8d3baf66f781c40270d3eba74f8a6a202423965d0a7d2d0.exe	86
PID 3064 wrote to memory of 2268	3064	8182514344f095dcf8d3baf66f781c40270d3eba74f8a6a202423965d0a7d2d0.exe	86
PID 3064 wrote to memory of 2268	3064	8182514344f095dcf8d3baf66f781c40270d3eba74f8a6a202423965d0a7d2d0.exe	86

C:\Users\Admin\AppData\Local\Temp\8182514344f095dcf8d3baf66f781c40270d3eba74f8a6a202423965d0a7d2d0.exe
"C:\Users\Admin\AppData\Local\Temp\8182514344f095dcf8d3baf66f781c40270d3eba74f8a6a202423965d0a7d2d0.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2268

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

Replay Monitor

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Downloads

C:\Windows\microsofthelp.exe

Filesize
32KB

MD5
9cd6f8c16ec876890e416589788fc834

SHA1
076a11010dfa8c9e668620c4d4a1f7d0f4978297

SHA256
3720bff8615d6c3633b5ab7a503ab9e9c18949302164326133856466707d98a0

SHA512
7af9fe67bc2b49c119cf1a7b82417f68122454c34e57760012d9c6424db67363047df63d4980d88fe4e3dc7a97ebb27005deed654da5ee2d26b7923a04c4c91e

Download Submit
memory/2268-5-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/3064-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads