26f5a3a8a36602f51c24e88caa5eaac8b8b637e6ed29f98fad19d8181677b01a

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
14/07/2023, 16:54

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General

Target

300944570b5466exeexe_JC.exe
Size

62KB
MD5

300944570b54663f39ffc95fbd641b3b
SHA1

1ce32a2f43d5919d7a1be362ef9e29fa85460a34
SHA256

26f5a3a8a36602f51c24e88caa5eaac8b8b637e6ed29f98fad19d8181677b01a
SHA512

e7922caa14a71a246fa8a3cd3206ec88a581fdd6e01f75fd8afd1421d4f5f91e53e55d75560014884dc06719c31ddcf17633d670e0089ed17e2f21130c545db2
SSDEEP

1536:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZszsbKY1xo3/nyxV2p:aq7tdgI2MyzNORQtOflIwoHNV2XBFV7N

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-1-5-21-1043950675-1972537973-2972532878-1000\Control Panel\International\Geo\Nation	hurok.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Control Panel\International\Geo\Nation	300944570b5466exeexe_JC.exe

Executes dropped EXE 1 IoCs

pid	Process
4388	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 3688 wrote to memory of 4388	3688	300944570b5466exeexe_JC.exe	86
PID 3688 wrote to memory of 4388	3688	300944570b5466exeexe_JC.exe	86
PID 3688 wrote to memory of 4388	3688	300944570b5466exeexe_JC.exe	86

C:\Users\Admin\AppData\Local\Temp\300944570b5466exeexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\300944570b5466exeexe_JC.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3688
- 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:4388

Network

MITRE ATT&CK Enterprise v6

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
63KB

MD5
e1b7603744bdf486f535b66c36f45c98

SHA1
d928ec93c3a420263685d96250e363ca76f07daf

SHA256
3d1c2eaadffaf3812b2b988c645372084cf44bbc179c65ab0274f10eb7649615

SHA512
7965cfc04198b432790e6ff407a36e100a55de2522e7744e3250b1d3dc1d96927d6146babe3c117da194596f74b152c1659b384c636c9ded2b52506a6685ae73

Download Submit
C:\Users\Admin\AppData\Local\Temp\hurok.exe

Filesize
63KB

MD5
e1b7603744bdf486f535b66c36f45c98

SHA1
d928ec93c3a420263685d96250e363ca76f07daf

SHA256
3d1c2eaadffaf3812b2b988c645372084cf44bbc179c65ab0274f10eb7649615

SHA512
7965cfc04198b432790e6ff407a36e100a55de2522e7744e3250b1d3dc1d96927d6146babe3c117da194596f74b152c1659b384c636c9ded2b52506a6685ae73

Download Submit
C:\Users\Admin\AppData\Local\Temp\hurok.exe

Filesize
63KB

MD5
e1b7603744bdf486f535b66c36f45c98

SHA1
d928ec93c3a420263685d96250e363ca76f07daf

SHA256
3d1c2eaadffaf3812b2b988c645372084cf44bbc179c65ab0274f10eb7649615

SHA512
7965cfc04198b432790e6ff407a36e100a55de2522e7744e3250b1d3dc1d96927d6146babe3c117da194596f74b152c1659b384c636c9ded2b52506a6685ae73

Download Submit
memory/3688-133-0x00000000006E0000-0x00000000006E6000-memory.dmp

Filesize
24KB

Download
memory/3688-134-0x00000000006E0000-0x00000000006E6000-memory.dmp

Filesize
24KB

Download
memory/3688-135-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4388-153-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download