c3c988ffa24e26dfd207a3380f109684bbcd122947226c3bbf3c09fd96fa236d

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
23/04/2024, 03:36

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General

Target

c3c988ffa24e26dfd207a3380f109684bbcd122947226c3bbf3c09fd96fa236d.exe
Size

56KB
MD5

4440eed36cb99f5529238ec67e1e58ae
SHA1

bdf33a7db224ac839e11058ed631e49969e92c1e
SHA256

c3c988ffa24e26dfd207a3380f109684bbcd122947226c3bbf3c09fd96fa236d
SHA512

b2d62d799145ad9159285458399a6786d9901fcc7a74fdedd91ec1ade10247f3b56f4b09716368083e01256233c104d9c07398f2e57dd65f2739ee44bc923c08
SSDEEP

768:/mnVAp7lyHeUueqkpI8dBwNQnxxy+CVr/FC0uVexxhU98eF:enVA9k+leqkpI8dBwCy+er/F5Hi9X

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-1-5-21-2288054676-1871194608-3559553667-1000\Control Panel\International\Geo\Nation	c3c988ffa24e26dfd207a3380f109684bbcd122947226c3bbf3c09fd96fa236d.exe

Executes dropped EXE 1 IoCs

pid	Process
1492	codecupdate.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 4800 wrote to memory of 1492	4800	c3c988ffa24e26dfd207a3380f109684bbcd122947226c3bbf3c09fd96fa236d.exe	85
PID 4800 wrote to memory of 1492	4800	c3c988ffa24e26dfd207a3380f109684bbcd122947226c3bbf3c09fd96fa236d.exe	85
PID 4800 wrote to memory of 1492	4800	c3c988ffa24e26dfd207a3380f109684bbcd122947226c3bbf3c09fd96fa236d.exe	85

C:\Users\Admin\AppData\Local\Temp\c3c988ffa24e26dfd207a3380f109684bbcd122947226c3bbf3c09fd96fa236d.exe
"C:\Users\Admin\AppData\Local\Temp\c3c988ffa24e26dfd207a3380f109684bbcd122947226c3bbf3c09fd96fa236d.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4800
- C:\Users\Admin\AppData\Local\Temp\codecupdate.exe
  "C:\Users\Admin\AppData\Local\Temp\codecupdate.exe"
  2⤵
  - Executes dropped EXE
  PID:1492

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\codecupdate.exe

Filesize
56KB

MD5
ff62fb8d0785c1459c275faa5f8d260b

SHA1
564e08a024147dfa0d190c444a489376d7ca55e9

SHA256
e8de83cca4cdfb4a847bccf0384494dacd013a34f1c11a36309864450541d3d5

SHA512
7eb229c83e96146ca196cdc3617a75a19c84a581e6afc2c86c46f8215ced0470a46c74da684d05cf4f224de286a64db635ac799e4802ee8050d1aac84a8b8241

Download Submit
memory/1492-12-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4800-0-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download