8bd75f9c6b4035dc30c7a3ed9913702c91115a9561cfb262a5b4d630e4d8cbed

Analysis

max time kernel
135s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
07-05-2024 09:17

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General

Target

1f4ac5a31045447977618c64c833eb70_NEAS.exe
Size

29KB
MD5

1f4ac5a31045447977618c64c833eb70
SHA1

0e69c440a7fd8efe4b0a33bc76db6b03297185b3
SHA256

8bd75f9c6b4035dc30c7a3ed9913702c91115a9561cfb262a5b4d630e4d8cbed
SHA512

f7375767e8f79da4886b8e355a27b5204e519fa37dcad2b62a9090e15adab5e01013b8c29524759a8335e7184233cb03a71a08d10ec01c3c8b1edfb614d0de76
SSDEEP

384:6gmi9aclTHApPFpPNyE40aFF666666666JJ7UueqrDjFvbusSFb2+hjc5QQIe:RmIVAp7lyHeUueqkpFb/Fe

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-1-5-21-2818691465-3043947619-2475182763-1000\Control Panel\International\Geo\Nation	1f4ac5a31045447977618c64c833eb70_NEAS.exe

Executes dropped EXE 1 IoCs

pid	Process
3452	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 556 wrote to memory of 3452	556	1f4ac5a31045447977618c64c833eb70_NEAS.exe	84
PID 556 wrote to memory of 3452	556	1f4ac5a31045447977618c64c833eb70_NEAS.exe	84
PID 556 wrote to memory of 3452	556	1f4ac5a31045447977618c64c833eb70_NEAS.exe	84

C:\Users\Admin\AppData\Local\Temp\1f4ac5a31045447977618c64c833eb70_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\1f4ac5a31045447977618c64c833eb70_NEAS.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:556
- C:\Users\Admin\AppData\Local\Temp\codecupdate.exe
  "C:\Users\Admin\AppData\Local\Temp\codecupdate.exe"
  2⤵
  - Executes dropped EXE
  PID:3452

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
29KB

MD5
7fec26a9ddfe767902c24658927af1e7

SHA1
049fdf77bb93afd07da7d33ff04e371cf27e1510

SHA256
cb7c0ebb55fa50e3e58def2d7854594ea814201a2862c0fa758462a5acc9a363

SHA512
cc1ae0ce5027ddc31abf7a78faef3781bfec34ad68c2c4a7e60b4483da4b93b2323019fb0e348a8f8a9c518245030db593569b9f6eaf8af5010b367ddfe1daf2

Download Submit
memory/556-0-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/556-2-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/556-13-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3452-14-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3452-15-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download