50c79090bcb2d4fdc4342cf50d1efd5ccb7ec1500fa4d613012bbd7f2c18024c

Analysis

max time kernel
93s
max time network
124s
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, 01:44

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General

Target

70890bda7b1a3b52a1bc1741b5a184e1.exe
Size

50KB
MD5

70890bda7b1a3b52a1bc1741b5a184e1
SHA1

ec1d83fbd9593b0c4653c36767b2c9c7c7fcbf1f
SHA256

50c79090bcb2d4fdc4342cf50d1efd5ccb7ec1500fa4d613012bbd7f2c18024c
SHA512

994ead5548f7e4d92577166d2b5a2f9ee76474d8ab482881f2abad8044790d820e8b336722f1e16611b90f9cb0430fda0a16539a4f7b27906255ffa1fa808055
SSDEEP

1536:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZszsbKY1xzpAICW:aq7tdgI2MyzNORQtOflIwoHNV2XBFV76

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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	hurok.exe
Key value queried	\REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation	70890bda7b1a3b52a1bc1741b5a184e1.exe

Executes dropped EXE 1 IoCs

pid	Process
4948	hurok.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 2976 wrote to memory of 4948	2976	70890bda7b1a3b52a1bc1741b5a184e1.exe	87
PID 2976 wrote to memory of 4948	2976	70890bda7b1a3b52a1bc1741b5a184e1.exe	87
PID 2976 wrote to memory of 4948	2976	70890bda7b1a3b52a1bc1741b5a184e1.exe	87

C:\Users\Admin\AppData\Local\Temp\70890bda7b1a3b52a1bc1741b5a184e1.exe
"C:\Users\Admin\AppData\Local\Temp\70890bda7b1a3b52a1bc1741b5a184e1.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2976
- C:\Users\Admin\AppData\Local\Temp\hurok.exe
  "C:\Users\Admin\AppData\Local\Temp\hurok.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  PID:4948

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\hurok.exe

Filesize
50KB

MD5
a0c7b9f4ff99108857e8017175d45d3d

SHA1
615e866afd14a210c666938cbc4a7f78912f35e8

SHA256
e99ee78c53b86c3bda0a9b0fd36b50e0065682781fd15bbd8e8cf4348f62a6a9

SHA512
2ab9a16b08eab1d73a7d82688c40651075a5f363fc448fd1395c611ca112ac3f6016ce0851080f47e3a7978c16d1bb04346762530b901f4600cf01c29cd01fd1

Download Submit
memory/2976-0-0x0000000002280000-0x0000000002286000-memory.dmp

Filesize
24KB

Download
memory/2976-1-0x0000000002280000-0x0000000002286000-memory.dmp

Filesize
24KB

Download
memory/2976-2-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4948-21-0x0000000000660000-0x0000000000666000-memory.dmp

Filesize
24KB

Download