3c5d4007aabc7835b586d15313645af2e823dfad1d487cad46453dc3474e2693

Analysis

max time kernel
140s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2025, 06:13

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General

Target

85da941cd1a122ad907ea9a637c620517ddd1e21857a01f6244dfa3ec0d3c286.exe
Size

580KB
MD5

b747e046e2e395a2fe5ac28533a02fbc
SHA1

b044b266c4d095ec36cbb957ecaea6fefee1c700
SHA256

85da941cd1a122ad907ea9a637c620517ddd1e21857a01f6244dfa3ec0d3c286
SHA512

1a1a7215331a2e7ae64230b34b801a63b440ad444de2d17cda61e32eca09cd4c67697e7f803c4204ee1edca1f3609de46b2785b42a5e982b6861d3aefa90e521
SSDEEP

12288:YbD5arFJwK6hMJ6ZzHFZfc28beMGTfZuqb7a:rBJwdhMJ6ZzHrfcsMGTfZ5Pa

Score

7^/10

discovery persistence

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-1-5-21-3975168204-1612096350-4002976354-1000\Control Panel\International\Geo\Nation	85da941cd1a122ad907ea9a637c620517ddd1e21857a01f6244dfa3ec0d3c286.exe

Executes dropped EXE 1 IoCs

pid	Process
5616	Webfrequency.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webdevelop = "C:\\Users\\Admin\\AppData\\Roaming\\Webdevelop\\Webfrequency.exe"	85da941cd1a122ad907ea9a637c620517ddd1e21857a01f6244dfa3ec0d3c286.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	85da941cd1a122ad907ea9a637c620517ddd1e21857a01f6244dfa3ec0d3c286.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Webfrequency.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 5616	2672	85da941cd1a122ad907ea9a637c620517ddd1e21857a01f6244dfa3ec0d3c286.exe	102
PID 2672 wrote to memory of 5616	2672	85da941cd1a122ad907ea9a637c620517ddd1e21857a01f6244dfa3ec0d3c286.exe	102
PID 2672 wrote to memory of 5616	2672	85da941cd1a122ad907ea9a637c620517ddd1e21857a01f6244dfa3ec0d3c286.exe	102
PID 5616 wrote to memory of 4032	5616	Webfrequency.exe	104
PID 5616 wrote to memory of 4032	5616	Webfrequency.exe	104
PID 5616 wrote to memory of 4032	5616	Webfrequency.exe	104

C:\Users\Admin\AppData\Local\Temp\85da941cd1a122ad907ea9a637c620517ddd1e21857a01f6244dfa3ec0d3c286.exe
"C:\Users\Admin\AppData\Local\Temp\85da941cd1a122ad907ea9a637c620517ddd1e21857a01f6244dfa3ec0d3c286.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Users\Admin\AppData\Roaming\Webdevelop\Webfrequency.exe
  "C:\Users\Admin\AppData\Roaming\Webdevelop\Webfrequency.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5616
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
    3⤵
    PID:4032

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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\Roaming\Webdevelop\Webfrequency.exe

Filesize
580KB

MD5
0a09f1cb757eefb9333cc3749f196d70

SHA1
2e5b957177890254b7a8e9fa3d2a165aca52972a

SHA256
452705551d9c47df7837b006fe68511f84b9bf384c57aedd4adb5d3864da1499

SHA512
9102b872e2321ce335ac0b983a5e6b245ed8584c78eaa63ec604c60479af6f80ef2a37102edb9b88453375ba896e557b66d71937c76e51c5684724810e29a6fd

Download Submit
memory/2672-8-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download
memory/2672-0-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

Filesize
4KB

Download
memory/2672-3-0x0000000005350000-0x00000000053E2000-memory.dmp

Filesize
584KB

Download
memory/2672-4-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download
memory/2672-5-0x00000000052D0000-0x00000000052DA000-memory.dmp

Filesize
40KB

Download
memory/2672-6-0x00000000052C0000-0x00000000052CA000-memory.dmp

Filesize
40KB

Download
memory/2672-2-0x0000000005860000-0x0000000005E04000-memory.dmp

Filesize
5.6MB

Download
memory/2672-1-0x0000000000840000-0x00000000008D4000-memory.dmp

Filesize
592KB

Download
memory/2672-7-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

Filesize
4KB

Download
memory/2672-23-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download
memory/5616-22-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download
memory/5616-24-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download
memory/5616-25-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download
memory/5616-26-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download
memory/5616-28-0x0000000074E50000-0x0000000075600000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads