d4c1b1f00936b72fe314a3ae72b1572265fd0820b04ccafd2a65156879a2139a

Analysis

max time kernel
150s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2024, 00:26

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General

Target

d4c1b1f00936b72fe314a3ae72b1572265fd0820b04ccafd2a65156879a2139a.exe
Size

59KB
MD5

0868dd14d0a92c14093fccad2135680e
SHA1

66411f295dcf0c2071caec143f7c0e388e228baf
SHA256

d4c1b1f00936b72fe314a3ae72b1572265fd0820b04ccafd2a65156879a2139a
SHA512

ccb7645bbcc267f43d770852c33b349f20fa679d4218d38341b913ea2d0bc28355c414d297a943ba52112c758e6cf463d3d8b62b127c83abfe1216d3cc267ee4
SSDEEP

1536:35H5545555555555555555555Au5555555555555555Fq555555555555555555x:/+jUQQQtE

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-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation	d4c1b1f00936b72fe314a3ae72b1572265fd0820b04ccafd2a65156879a2139a.exe

Executes dropped EXE 1 IoCs

pid	Process
2028	nmiya.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 4588 wrote to memory of 2028	4588	d4c1b1f00936b72fe314a3ae72b1572265fd0820b04ccafd2a65156879a2139a.exe	87
PID 4588 wrote to memory of 2028	4588	d4c1b1f00936b72fe314a3ae72b1572265fd0820b04ccafd2a65156879a2139a.exe	87
PID 4588 wrote to memory of 2028	4588	d4c1b1f00936b72fe314a3ae72b1572265fd0820b04ccafd2a65156879a2139a.exe	87

C:\Users\Admin\AppData\Local\Temp\d4c1b1f00936b72fe314a3ae72b1572265fd0820b04ccafd2a65156879a2139a.exe
"C:\Users\Admin\AppData\Local\Temp\d4c1b1f00936b72fe314a3ae72b1572265fd0820b04ccafd2a65156879a2139a.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4588
- C:\Users\Admin\AppData\Local\Temp\nmiya.exe
  "C:\Users\Admin\AppData\Local\Temp\nmiya.exe"
  2⤵
  - Executes dropped EXE
  PID:2028

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\nmiya.exe

Filesize
59KB

MD5
937c6fe3f9a4f378b05a98ceb7eb9474

SHA1
9b16e5e14d855765fd22971bd59ffd953d76c2a0

SHA256
04a7981d508ecbaf0190065a219a3bc4be09b38af901e062cd3ab465aa6cc12d

SHA512
70d32d290abc000250d73f34ce302f36b6758cc6e709a2cc0436d08e1addb0819079830458e4dee8c4cc57a735508c4d7a8ea8b7a397934b1d90fdf596e414ae

Download Submit
memory/2028-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2028-12-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4588-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4588-1-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download