3b0a098aa185a15a91dee9c17a3824afe3411570d6f26d887229d1ad2e381c82

Analysis

max time kernel
152s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 14:48

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General

Target

bc12f575ccf20595f1406a8555e632e8.exe
Size

28KB
MD5

bc12f575ccf20595f1406a8555e632e8
SHA1

721abf6f133b74e6d831c6b7feb5abc33c54c634
SHA256

3b0a098aa185a15a91dee9c17a3824afe3411570d6f26d887229d1ad2e381c82
SHA512

d3f14173f11ea50d5714498cd4d58f40ffd915a70efa28bf310bce5a1aa47eb65edcfddf9df74ce8d4bd933e5cc808b3617bbd670f634e3b08aae7ae3b8755e8
SSDEEP

384:AlMfRCWflbljU3Wy+UK9l2tnYC0eyUov0hNdyqbMWPf9OgB9U:AE/TjUntnYYyNq1f9P

Score

5^/10

Malware Config

Signatures

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\YUR2F87.exe	bc12f575ccf20595f1406a8555e632e8.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile	bc12f575ccf20595f1406a8555e632e8.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell	bc12f575ccf20595f1406a8555e632e8.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\en	bc12f575ccf20595f1406a8555e632e8.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings	bc12f575ccf20595f1406a8555e632e8.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\en\command	bc12f575ccf20595f1406a8555e632e8.exe

C:\Users\Admin\AppData\Local\Temp\bc12f575ccf20595f1406a8555e632e8.exe
"C:\Users\Admin\AppData\Local\Temp\bc12f575ccf20595f1406a8555e632e8.exe"
1⤵
- Drops file in System32 directory
- Modifies registry class
PID:2128

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=1340 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:8
1⤵
PID:4248

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2128-0-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2128-1-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2128-2-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2128-3-0x0000000002170000-0x00000000021A0000-memory.dmp

Filesize
192KB

Download
memory/2128-4-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2128-9-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2128-12-0x0000000002170000-0x00000000021A0000-memory.dmp

Filesize
192KB

Download
memory/2128-16-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2128-17-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2128-23-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download