88c349fe9e8508bc7107a430c4ebd2ffc0ec3060bf15524084e633043800a7f2

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
11/06/2024, 00:19

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General

Target

88c349fe9e8508bc7107a430c4ebd2ffc0ec3060bf15524084e633043800a7f2.exe
Size

36KB
MD5

976c8733ff906dd6164420c0a12aee9e
SHA1

6e870466c76fbb5113338d5ec5ad536ce6de0b4e
SHA256

88c349fe9e8508bc7107a430c4ebd2ffc0ec3060bf15524084e633043800a7f2
SHA512

54db79a8a398382dac449a1193cabc4633597dd8b773e36839a31633ef7c0c24d1593d9b057123b1334374e0db272cffce7eb120f71cf352815de274708ce0c3
SSDEEP

768:DqPJtsA6C1VqahohtgVRNToV7TtRu8rM0wYVFl2g5coW58dO0xXHV2EfKYfdhNhx:DqMA6C1VqaqhtgVRNToV7TtRu8rM0wYR

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
672	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
672	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-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	88c349fe9e8508bc7107a430c4ebd2ffc0ec3060bf15524084e633043800a7f2.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\microsofthelp.exe	88c349fe9e8508bc7107a430c4ebd2ffc0ec3060bf15524084e633043800a7f2.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4024 wrote to memory of 672	4024	88c349fe9e8508bc7107a430c4ebd2ffc0ec3060bf15524084e633043800a7f2.exe	89
PID 4024 wrote to memory of 672	4024	88c349fe9e8508bc7107a430c4ebd2ffc0ec3060bf15524084e633043800a7f2.exe	89
PID 4024 wrote to memory of 672	4024	88c349fe9e8508bc7107a430c4ebd2ffc0ec3060bf15524084e633043800a7f2.exe	89

C:\Users\Admin\AppData\Local\Temp\88c349fe9e8508bc7107a430c4ebd2ffc0ec3060bf15524084e633043800a7f2.exe
"C:\Users\Admin\AppData\Local\Temp\88c349fe9e8508bc7107a430c4ebd2ffc0ec3060bf15524084e633043800a7f2.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4024
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:672

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3624,i,13281073920029625837,8253721632651544158,262144 --variations-seed-version --mojo-platform-channel-handle=3824 /prefetch:8
1⤵
PID:1816

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
36KB

MD5
2fa1cda64f8c77d94be2c08779ad6196

SHA1
7165e8abc6cfd5632b7673b7b2c653d43547e7bf

SHA256
8b31018c62420244b1976f2232e2d6d1252b99ae49dcd5aeedb9ce2798cd80b3

SHA512
8ae401e87cd47528a1e44d0f9e9b1dbdbc985f4a728ea49b98562d047ffda84aa248da405254151fe34f262901d9275a24c9021ee4a7add64398e4bd64ccc9ae

Download Submit
memory/4024-0-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download
memory/4024-4-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads