af1aa3d91de1a1a4ac3f88dee61bae13f3d54423b9dada978f309f496f688bdf

Analysis

max time kernel
150s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
06-06-2024 04:46

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General

Target

af1aa3d91de1a1a4ac3f88dee61bae13f3d54423b9dada978f309f496f688bdf.exe
Size

5KB
MD5

62a27d07ba987f6e8706427ca3810859
SHA1

6f688e986809f59baeac65f8f593eced2467e4f9
SHA256

af1aa3d91de1a1a4ac3f88dee61bae13f3d54423b9dada978f309f496f688bdf
SHA512

9c704683160fb8c267169cdd0b106c274c37eb0ffe0b67f08ec2cb09065030a990dbbe1a70e86d2e2521529ebfe4ed689a78ed62023bb6b1c6c77378a884a735
SSDEEP

96:9uKB7r0gHNw0iNw9vJKXbUp8wAnQWRRU1xXHZqYYB:kKhDt6N0KQWRREHZqtB

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	af1aa3d91de1a1a4ac3f88dee61bae13f3d54423b9dada978f309f496f688bdf.exe

Executes dropped EXE 1 IoCs

pid	Process
2996	srris.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 2996	2184	af1aa3d91de1a1a4ac3f88dee61bae13f3d54423b9dada978f309f496f688bdf.exe	90
PID 2184 wrote to memory of 2996	2184	af1aa3d91de1a1a4ac3f88dee61bae13f3d54423b9dada978f309f496f688bdf.exe	90
PID 2184 wrote to memory of 2996	2184	af1aa3d91de1a1a4ac3f88dee61bae13f3d54423b9dada978f309f496f688bdf.exe	90

C:\Users\Admin\AppData\Local\Temp\af1aa3d91de1a1a4ac3f88dee61bae13f3d54423b9dada978f309f496f688bdf.exe
"C:\Users\Admin\AppData\Local\Temp\af1aa3d91de1a1a4ac3f88dee61bae13f3d54423b9dada978f309f496f688bdf.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Users\Admin\AppData\Local\Temp\srris.exe
  "C:\Users\Admin\AppData\Local\Temp\srris.exe"
  2⤵
  - Executes dropped EXE
  PID:2996

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=4244,i,13035806169561352434,1332896185314862791,262144 --variations-seed-version --mojo-platform-channel-handle=3812 /prefetch:8
1⤵
PID:3696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\srris.exe

Filesize
5KB

MD5
480d56bb58082397033f29418269d8b4

SHA1
f30cdab10f382a34b780bf43b41b04ca2583bcda

SHA256
498b9818b1c3794a8b0cb3b832f2fce51b91c17d22756cfebcb500409638f2ab

SHA512
e823deec548f9ef126be4639fd50b675a5096c9591d6d03dddaf0f6cf6e95ce8dfafd0dd9fe0c7873b773cc47441a314b58a8f2deb1b39708823982093e32dbd

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