5e5a99c087168dd8f97471e084f34cc8fedd6249bd578eca93a355f89e4ab228

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
27/10/2026, 15:36

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General

Target
2026-10-26_66b4bc8e8743316408f05969388840e6_cobalt-strike_icedid.exe
Size 279KB
Sample261027-s19f6sdh69
SHA256 5e5a99c087168dd8f97471e084f34cc8fedd6249bd578eca93a355f89e4ab228
MD5 66b4bc8e8743316408f05969388840e6
SHA1 5e706a48ffb0a31649d19708be62c8d0a094cdd8
SHA512 9ae72ee86f6a342c667282cfe071423ec666277303c5abbd6fab9554c0d775d2740609e662ccf607f38a4c5c9f7eaa906d627fc28f2fde938baf209bfccf9e71
SSDEEP 6144:dQ6O9lAxKT2pztbKoP6oCM0ZK7OJX/N+30:dQllAxgqhGNM0ZK7uX/Nw0
TLSH
T15D545A9B11D020A8E7528E7881A40DF753A17D747AA07BAF160AB1073FF31E05E679BD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4340	ffrbeyew.exe
4988	ffrbeyew.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\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UzDfizEpR = "C:\\Users\\Public\\Mozilla\\FirefoxUpdate\\ffrbeyew.exe"	ffrbeyew.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1664 wrote to memory of 4340	1664	2026-10-26_66b4bc8e8743316408f05969388840e6_cobalt-strike_icedid.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-10-26_66b4bc8e8743316408f05969388840e6_cobalt-strike_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-26_66b4bc8e8743316408f05969388840e6_cobalt-strike_icedid.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1664
- C:\Users\Public\Mozilla\FirefoxUpdate\ffrbeyew.exe
  "C:\Users\Public\Mozilla\FirefoxUpdate\ffrbeyew.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:4340

C:\Users\Public\Mozilla\FirefoxUpdate\ffrbeyew.exe
C:\Users\Public\Mozilla\FirefoxUpdate\ffrbeyew.exe
1⤵
- Executes dropped EXE
PID:4988

Network

MITRE ATT&CK Enterprise v16

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

ffrbeyew.exe

Path C:\Users\Public\Mozilla\FirefoxUpdate\ffrbeyew.exe
Size 133KB
SHA256 28766c6831c194bdc7bb61d38ebc444fb75a777eb7150b29a8c9281073fb84b4
MD5 d3736de7c3f02d3d68c5d6890fcaf1e9
SHA1 f9792967dc2556d4afac1d327e677f2cea2fa498
SHA512 2d769d6ce99419dc574aa62c5e3918cbbcfe2b3fc71fbb7c26deab378ff759eb405e237434e50adbb83f7f9d33d942b34603e95f8f95764d10bbbcd424aa1c2f
SSDEEP 3072:ofmaHVOLhZ7kBcJnNxlIvRlzEvnyxJFN:m1OVwcJNx+RloyxF
TLSH
T192D32896EAE520E8E466BAF8C5614A15D722BC311F205BBF02A771461F333D14D3BB32
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

vtjnclmfvh.wpp

Path C:\Users\Public\Mozilla\FirefoxUpdate\vtjnclmfvh.wpp
Size 6KB
SHA256 7b388eba54f02724f1ec216f9aa349cd2df84b4debe938944a06f57848a90cd0
MD5 0c730bc9acfe5de372a439914cd977ee
SHA1 11b1ec32f07981619c19fa55b16c85c33809316d
SHA512 8628a2c53fb4326df98fd2430472917913f147f402076958b86f34ab0d61d3b7d196e89745010acc72aa3371a216d94f9ecb9275def2ce0a9977ae3fd4af0825
SSDEEP 192:0Mn0XXrk4rOJ6mqIs+6j0+S1n9aFcm6BHN:01VrOJRqIs+89S19rmUN
TLSH
T18DE19EBE18DDA8652C6D993B7D3EB11AB7137194A4C317184EAC8A9123266421CDCFFC
MD5 SHA1 SHA512 SSDEEP TLSH

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads