f9ea32b935da9abb3e3819a1861a78ed5922e6664add29879ccefde20bf3581a

Analysis

max time kernel
149s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
04/11/2026, 17:48

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General

Target
fastprox_eop.exe
Size 211KB
Sample261104-wdpp2aet5j
SHA256 f9ea32b935da9abb3e3819a1861a78ed5922e6664add29879ccefde20bf3581a
MD5 449fbfaf7dc6fbef7cf412e0bdd1c67d
SHA1 17f97e219ae9914b645b97e456636c0d1734c9ae
SHA512 a273d2cc608261f20f1c1c25b56876d74c27f88b0d4e0b8db42400defb66857ef1eddb804607431b32f278aadc9a338fb6b34bf9da92f55fd45535bc1b927d12
SSDEEP 3072:0A8wITVi4NRtUnwEY09dFeT4tpOZRrj6/UUrcmC9Jv9P2YndSbcN1L:0A8wITVi4Nb00+kAOfeamCJdqe1L
TLSH
T147248E15F7A518FAE267C578C9424A01EA737C424760EADF13904AB69F23BD09F3EB11
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery execution

Malware Config

Signatures

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
1660	cmd.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	fastprox_eop.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	fastprox_eop.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2116	whoami.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1660 wrote to memory of 2116	1660	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\fastprox_eop.exe
"C:\Users\Admin\AppData\Local\Temp\fastprox_eop.exe"
1⤵
- Reads the TCP/IP host and domain name from the registry
PID:620

C:\Windows\system32\cmd.exe
cmd.exe /c whoami /user > "C:\Users\Admin\AppData\Local\Temp\wmirc_out.txt"
1⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:1660
- C:\Windows\system32\whoami.exe
  whoami /user
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2116

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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