37970affc03207fcc98390c0b1d3f9e99c748a422d2ad228625701bd1bb1c458

Analysis

max time kernel
138s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 01:22

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General

Target

1caf10a365519f652849092cea735b99.exe
Size

62KB
MD5

1caf10a365519f652849092cea735b99
SHA1

3cf1780504438c91bb0e6be7739afc1cab0103bb
SHA256

37970affc03207fcc98390c0b1d3f9e99c748a422d2ad228625701bd1bb1c458
SHA512

725b5e73afd94526a21675138179f0bf9b37b71c6e50716ef9f61e0720e2a684d237739020b841048b31195607505cb679c508d391130f643cb004c5430f656b
SSDEEP

1536:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZszsbKY1x/9lfL+gniDSc9S:aq7tdgI2MyzNORQtOflIwoHNV2XBFV7U

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-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation	1caf10a365519f652849092cea735b99.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation	hurok.exe

Executes dropped EXE 1 IoCs

pid	Process
1016	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 3228 wrote to memory of 1016	3228	1caf10a365519f652849092cea735b99.exe	83
PID 3228 wrote to memory of 1016	3228	1caf10a365519f652849092cea735b99.exe	83
PID 3228 wrote to memory of 1016	3228	1caf10a365519f652849092cea735b99.exe	83

C:\Users\Admin\AppData\Local\Temp\1caf10a365519f652849092cea735b99.exe
"C:\Users\Admin\AppData\Local\Temp\1caf10a365519f652849092cea735b99.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3228
- 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:1016

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
62KB

MD5
da7a9b2330e74197f45c53a3bc9b27b3

SHA1
673a65af895f05f6ed0d41f824835bc268410bde

SHA256
2be9d918351c9daa11967f30e27fb0fc5d39609ddf9f33351bf3b64d2d62e2b5

SHA512
4ae1ee44cabb610d01e62261c015ff4035d75686d1e6b6df8320adcea7f9203b9e192510a5110a0be14cbdf6a241ccbac8f3ab681d8ce5d8f2c661df6694bda1

Download Submit
memory/1016-20-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/3228-0-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/3228-1-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/3228-2-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download