8578636f5ba6a4768e1a26b334707d0bacc0be97be05e43d4e7fc4b2241fe6b6

Analysis

max time kernel
149s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
23/05/2026, 04:25

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General

Target
2026-05-23_fb37ecc6b842f8425ad79e131662b5f4_cobalt-strike_icedid_luca-stealer_njrat_stealc.exe
Size 156KB
Sample260523-e11blsfw2x
SHA256 8578636f5ba6a4768e1a26b334707d0bacc0be97be05e43d4e7fc4b2241fe6b6
MD5 fb37ecc6b842f8425ad79e131662b5f4
SHA1 1466d01b0383c3d33af369eaa3ccf22ea1da2dd1
SHA512 1901e4208e9c983cecd68e2ff9dac2449766287be0216b01d5d24455a0fa07894a83d8d31d60a52d77bc68e60866e9e66259de8cd9cc630b0e4b3867fecac66f
SSDEEP 3072:stfoULX81t8Ik3WJKU9UzjSe40331urWs52qEYVG2u1:stBD62tkUPr40339qEN2
TLSH
T1C4F36C57B7B620F9E077927985A21A02E776783517609FEF07A007761F232D08D3EB26
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

execution persistence

Malware Config

Signatures

Downloads MZ/PE file 1 IoCs

flow	pid	Process
1	4000	2026-05-23_fb37ecc6b842f8425ad79e131662b5f4_cobalt-strike_icedid_luca-stealer_njrat_stealc.exe

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File created	C:\Windows\System32\drivers\Memory.sys	2026-05-23_fb37ecc6b842f8425ad79e131662b5f4_cobalt-strike_icedid_luca-stealer_njrat_stealc.exe
File created	C:\Windows\System32\drivers\work.bin	2026-05-23_fb37ecc6b842f8425ad79e131662b5f4_cobalt-strike_icedid_luca-stealer_njrat_stealc.exe

Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002

Launches sc.exe 2 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
5060	sc.exe
3752	sc.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
688	Process not Found

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3908 wrote to memory of 3752	3908	cmd.exe	82
PID 3740 wrote to memory of 5060	3740	cmd.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-05-23_fb37ecc6b842f8425ad79e131662b5f4_cobalt-strike_icedid_luca-stealer_njrat_stealc.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-23_fb37ecc6b842f8425ad79e131662b5f4_cobalt-strike_icedid_luca-stealer_njrat_stealc.exe"
1⤵
- Downloads MZ/PE file
- Drops file in Drivers directory
PID:4000

C:\Windows\system32\cmd.exe
cmd /c sc create memory binPath= "C:\Windows\System32\drivers\Memory.sys" type= filesys start= auto
1⤵
- Suspicious use of WriteProcessMemory
PID:3908
- C:\Windows\system32\sc.exe
  sc create memory binPath= "C:\Windows\System32\drivers\Memory.sys" type= filesys start= auto
  2⤵
  - Launches sc.exe
  PID:3752

C:\Windows\system32\cmd.exe
cmd /c sc start memory
1⤵
- Suspicious use of WriteProcessMemory
PID:3740
- C:\Windows\system32\sc.exe
  sc start memory
  2⤵
  - Launches sc.exe
  PID:5060

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

System Services

T1569

Service Execution

T1569.002

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Credential Access

Discovery

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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Downloads