230c39b779801610fab30a82f81e08f8f7abe197feee6bb180690fd7bcece7da

Analysis

max time kernel
152s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/05/2024, 19:36

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General

Target

230c39b779801610fab30a82f81e08f8f7abe197feee6bb180690fd7bcece7da.exe
Size

85KB
MD5

99c54049f8dedb1d7d7376c6790c972d
SHA1

728dd3992296125e1793f393b6e9792f41b312c3
SHA256

230c39b779801610fab30a82f81e08f8f7abe197feee6bb180690fd7bcece7da
SHA512

cae136275b2d931f3432c56ee2c02630ce5ab9bb7178e9bc4c0bd45ee33013a9d8f104a6321e77b1b941bea66e83e813033bd5104362e2613c93cf3d853dc3d3
SSDEEP

1536:/Ao0zj2d6rnJYulBJnJBSX1nV1b1N1Il1k1YFI1x1J1MuEqx517Q/1T1Jzct01NV:/AoAliulHnJBSX1nV1b1N1Il1k1YFI1q

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3544	microsofthelp.exe

Executes dropped EXE 1 IoCs

pid	Process
3544	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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsofthelp = "C:\\Windows\\microsofthelp.exe"	230c39b779801610fab30a82f81e08f8f7abe197feee6bb180690fd7bcece7da.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\HidePlugin.dll	microsofthelp.exe
File created	C:\Windows\microsofthelp.exe	230c39b779801610fab30a82f81e08f8f7abe197feee6bb180690fd7bcece7da.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 3544	2212	230c39b779801610fab30a82f81e08f8f7abe197feee6bb180690fd7bcece7da.exe	91
PID 2212 wrote to memory of 3544	2212	230c39b779801610fab30a82f81e08f8f7abe197feee6bb180690fd7bcece7da.exe	91
PID 2212 wrote to memory of 3544	2212	230c39b779801610fab30a82f81e08f8f7abe197feee6bb180690fd7bcece7da.exe	91

C:\Users\Admin\AppData\Local\Temp\230c39b779801610fab30a82f81e08f8f7abe197feee6bb180690fd7bcece7da.exe
"C:\Users\Admin\AppData\Local\Temp\230c39b779801610fab30a82f81e08f8f7abe197feee6bb180690fd7bcece7da.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\microsofthelp.exe
  "C:\Windows\microsofthelp.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Drops file in Windows directory
  PID:3544

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 --mojo-platform-channel-handle=4264 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
1⤵
PID:5028

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
85KB

MD5
8d28a9272d135b20782ca49d6ef37dcb

SHA1
070f5c7dd4fefe1549594169c3f45e83c6a5cb45

SHA256
9b109a9db7e34ba126246502760819fce4743ee010733b42c8fa5b51d6960a9e

SHA512
c786e4d38c8dfd7506406144986b67bacd257bb97ff13413577e0a8a688e37e0a12a5c8807379ad930ae90efec4fc5eb4dc1f9d1adf66052bad723a6635b9b9d

Download Submit
memory/2212-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/2212-4-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads