83f0a2b735e8e2ad8cd95dac7d068397a06f63a9410276032f44bd52f4bd5ea0

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2024, 21:30

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General

Target

83f0a2b735e8e2ad8cd95dac7d068397a06f63a9410276032f44bd52f4bd5ea0N.exe
Size

27KB
MD5

8ec1e4a6daa5b5a70b0154d96ffeb020
SHA1

b4027d9b849176a9ad451da2e74237f0ae7456f3
SHA256

83f0a2b735e8e2ad8cd95dac7d068397a06f63a9410276032f44bd52f4bd5ea0
SHA512

eed557ce4d7359a995047f1fc463ee2438578c8070c73f85d59e6b29e5c9d7ce0db022b4696b100a0c4ae508ed33612961100a079c51dc6eb37b56981345b57b
SSDEEP

768:Rr9jcUKmGhQp9NvTqZxfVYtdgI2MyzNORQtvflIwoHNV2XBFV72BOlA7ZsUIij6:3jcUcW9NOZwtdgI2MyzNORQtvflIwoHC

Score

7^/10

discovery

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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	83f0a2b735e8e2ad8cd95dac7d068397a06f63a9410276032f44bd52f4bd5ea0N.exe
Key value queried	\REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	hhcbnaff.exe

Executes dropped EXE 1 IoCs

pid	Process
4336	hhcbnaff.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	83f0a2b735e8e2ad8cd95dac7d068397a06f63a9410276032f44bd52f4bd5ea0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	hhcbnaff.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 4336	1668	83f0a2b735e8e2ad8cd95dac7d068397a06f63a9410276032f44bd52f4bd5ea0N.exe	85
PID 1668 wrote to memory of 4336	1668	83f0a2b735e8e2ad8cd95dac7d068397a06f63a9410276032f44bd52f4bd5ea0N.exe	85
PID 1668 wrote to memory of 4336	1668	83f0a2b735e8e2ad8cd95dac7d068397a06f63a9410276032f44bd52f4bd5ea0N.exe	85

C:\Users\Admin\AppData\Local\Temp\83f0a2b735e8e2ad8cd95dac7d068397a06f63a9410276032f44bd52f4bd5ea0N.exe
"C:\Users\Admin\AppData\Local\Temp\83f0a2b735e8e2ad8cd95dac7d068397a06f63a9410276032f44bd52f4bd5ea0N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Users\Admin\AppData\Local\Temp\hhcbnaff.exe
  "C:\Users\Admin\AppData\Local\Temp\hhcbnaff.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4336

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\hhcbnaff.exe

Filesize
27KB

MD5
739aa3ba8d72faf6b1c7e5620469f4ce

SHA1
968779928a15e8ccac57d7b44b6ed88fc4663c70

SHA256
234e28e439d10f202f1c41708bcee941de1e253a05346a03fcfbaadcdf2053eb

SHA512
7f73a3d615df782b0f608a5bcb761339c28f957f6cc6e185b39633f3259568bb1c6d8a689089c040f0bdbf35f9285e2434168ed36667e848a2288130b7bb5b07

Download Submit
memory/1668-0-0x0000000002130000-0x0000000002137000-memory.dmp

Filesize
28KB

Download
memory/1668-1-0x0000000002130000-0x0000000002137000-memory.dmp

Filesize
28KB

Download
memory/1668-2-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/4336-25-0x00000000004D0000-0x00000000004D7000-memory.dmp

Filesize
28KB

Download