d3dc1cdfb6b10548c3a98cd464e096b0e95bb95435ba136af59a8817c621562a

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 19:07

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General

Target

d3dc1cdfb6b10548c3a98cd464e096b0e95bb95435ba136af59a8817c621562a.exe
Size

800KB
MD5

a19beccaa99b5adfe4f6039abbf36dba
SHA1

0fb646d41bf56ee322820490225daf63e7f45312
SHA256

d3dc1cdfb6b10548c3a98cd464e096b0e95bb95435ba136af59a8817c621562a
SHA512

85a0371837d4ea3aec8268bfd5b70ac8495d6c0a7441bb90cbdde798f8ccaf17188a95bad33025a71dc3781b735d5231dfb5a137045f2e9aef2098199fe24713
SSDEEP

12288:XBrKO9NogFi3DAr+OgD1bUMJ73gwWU+Dbwh1eDtFCO/dPDjZK:xrKKoIi31tJtJ73gwzhQSqdPp

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5024	fb.Exe

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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	d3dc1cdfb6b10548c3a98cd464e096b0e95bb95435ba136af59a8817c621562a.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4996	d3dc1cdfb6b10548c3a98cd464e096b0e95bb95435ba136af59a8817c621562a.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4996 wrote to memory of 5024	4996	d3dc1cdfb6b10548c3a98cd464e096b0e95bb95435ba136af59a8817c621562a.exe	81
PID 4996 wrote to memory of 5024	4996	d3dc1cdfb6b10548c3a98cd464e096b0e95bb95435ba136af59a8817c621562a.exe	81
PID 4996 wrote to memory of 5024	4996	d3dc1cdfb6b10548c3a98cd464e096b0e95bb95435ba136af59a8817c621562a.exe	81

C:\Users\Admin\AppData\Local\Temp\d3dc1cdfb6b10548c3a98cd464e096b0e95bb95435ba136af59a8817c621562a.exe
"C:\Users\Admin\AppData\Local\Temp\d3dc1cdfb6b10548c3a98cd464e096b0e95bb95435ba136af59a8817c621562a.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4996
- C:\Users\Admin\AppData\Local\Temp\fb.Exe
  "C:\Users\Admin\AppData\Local\Temp\fb.Exe"
  2⤵
  - Executes dropped EXE
  PID:5024

Network

MITRE ATT&CK Enterprise v6

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\fb.Exe

Filesize
138KB

MD5
e27d8ecbe7e2e4f4d3461b81fa935fdb

SHA1
ac06052003111055e2a93e0f649211183be32e48

SHA256
a1755720aa9514f5bff8ca2d4c843cae702d4f963e4391597451a9cafc3b07b3

SHA512
92faccb34a0b209bc4586d809989de0ea950f08a44ff633afa9be757e18993d1e214296a2209a3dd09c99c3ccae15be7c613987b8f2d551212a387dc0854d007

Download Submit
C:\Users\Admin\AppData\Local\Temp\fb.Exe

Filesize
138KB

MD5
e27d8ecbe7e2e4f4d3461b81fa935fdb

SHA1
ac06052003111055e2a93e0f649211183be32e48

SHA256
a1755720aa9514f5bff8ca2d4c843cae702d4f963e4391597451a9cafc3b07b3

SHA512
92faccb34a0b209bc4586d809989de0ea950f08a44ff633afa9be757e18993d1e214296a2209a3dd09c99c3ccae15be7c613987b8f2d551212a387dc0854d007

Download Submit
memory/4996-134-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download
memory/4996-138-0x0000000000400000-0x00000000004C8000-memory.dmp

Filesize
800KB

Download