f854e8b0ce44ac5fec5383331cca45902a80517162e7625178bb07924f0d36e2

Analysis

max time kernel
134s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
12/05/2024, 05:50

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General

Target

f854e8b0ce44ac5fec5383331cca45902a80517162e7625178bb07924f0d36e2.exe
Size

56KB
MD5

28471c12bb898a4803cebeb572af0b38
SHA1

532d7ebcf5d6e03e88b1a6d3e408f53a93d31f58
SHA256

f854e8b0ce44ac5fec5383331cca45902a80517162e7625178bb07924f0d36e2
SHA512

44596419d8c9091dcb9b65f76ad39a71ab7a0c1b3512492b01eb8beb20aecdea5c6545394502e42fb908769c34f2cdc2156823e03fd541e1580585429264291c
SSDEEP

768:/mnVAp7lyHeUueqkpI8dBwNQnxxy+CVr/FC0uVexxhU98eaI:enVA9k+leqkpI8dBwCy+er/F5Hi9l

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-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	f854e8b0ce44ac5fec5383331cca45902a80517162e7625178bb07924f0d36e2.exe

Executes dropped EXE 1 IoCs

pid	Process
2512	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 1688 wrote to memory of 2512	1688	f854e8b0ce44ac5fec5383331cca45902a80517162e7625178bb07924f0d36e2.exe	83
PID 1688 wrote to memory of 2512	1688	f854e8b0ce44ac5fec5383331cca45902a80517162e7625178bb07924f0d36e2.exe	83
PID 1688 wrote to memory of 2512	1688	f854e8b0ce44ac5fec5383331cca45902a80517162e7625178bb07924f0d36e2.exe	83

C:\Users\Admin\AppData\Local\Temp\f854e8b0ce44ac5fec5383331cca45902a80517162e7625178bb07924f0d36e2.exe
"C:\Users\Admin\AppData\Local\Temp\f854e8b0ce44ac5fec5383331cca45902a80517162e7625178bb07924f0d36e2.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Users\Admin\AppData\Local\Temp\codecupdate.exe
  "C:\Users\Admin\AppData\Local\Temp\codecupdate.exe"
  2⤵
  - Executes dropped EXE
  PID:2512

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
57KB

MD5
1b8e0304fb1c49b16fe87542b8715e96

SHA1
d23b5aca6dc82da3b9af4397ebd481c68c6d3540

SHA256
989702636a1b9894ed0ce22ac305ba0bf512af5c9ab6ada9fbfb54a640d8cbce

SHA512
4bb528f14d88ef63710c5ac5d6d004f752c00b7d69b03883bd2ec7aeb3c80e22d5f62e032513382026c519390066683bbc8529dfc8a51b452dfe8b392dfc8635

Download Submit
memory/1688-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/2512-12-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download