20b19df63587317ee35f8aff6c2b55d5a643122a27cd210fa8e17b7bdfdaff9e

Analysis

max time kernel
149s
max time network
153s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
15/04/2026, 22:54

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General

Target
2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe
Size 11.9MB
Sample260415-2v2ntady5v
SHA256 20b19df63587317ee35f8aff6c2b55d5a643122a27cd210fa8e17b7bdfdaff9e
MD5 5da6c7c355b728cecf2d4ff95a207b4f
SHA1 36e7083cda0330476dc36b22007245ae2f9057ea
SHA512 378ac8716848ede49a1cf3d4dee580c58ce57bfe70d5b29a290fb757fa35e413a8a4076986636aa0b71fd1c3297f0d6491bab055dfd1b908a9d5ecc8d2ed97b4
SSDEEP 196608:wTnSMTnSrNTnSMTnSrb1tIDewjqkjiqM:wT9TUT9TO8Kweky
TLSH
T163C69D29BBE481E5F5AB953899778672FA727C110E33934F46E0C21E6F332815E29731
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

ransomware spyware stealer

Malware Config

Signatures

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral2/files/0x00090000000268e2-6.dat	UPX

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Drops file in Windows directory 9 IoCs

description	ioc	Process
File created	C:\Windows\bfsvc.exe	2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe
File created	C:\Windows\hh.exe	2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe
File created	C:\Windows\notepad.exe	2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe
File created	C:\Windows\splwow64.exe	2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe
File created	C:\Windows\explorer.exe	2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe
File created	C:\Windows\HelpPane.exe	2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe
File created	C:\Windows\regedit.exe	2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe
File created	C:\Windows\winhlp32.exe	2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe
File created	C:\Windows\write.exe	2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe

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

System Information Discovery
T1082

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
4008	notepad.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 4008	1404	2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe	81

C:\Users\Admin\AppData\Local\Temp\2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-15_5da6c7c355b728cecf2d4ff95a207b4f_cobalt-strike_coinminer_glassworm_hawkeye_hijackloader_i.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1404
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Local\Temp\WEL438C.tmp
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:4008

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

vcredist_x86.exe

Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
Size 12.3MB
SHA256 87a92c5a79709ed23796b6cd4a7bc25e63a6bde0cc47762a52c567e9982712cc
MD5 138b6e38427369956d74892c9656d736
SHA1 ed4615ae9820755f8cceb53d378290ef2fbc8428
SHA512 708b19f33ede69473fcb2bd840a72460e2c943290053a0a5d309b2890943a14b9442e8320aeae372024342a3562e2fbd443b228358cc462fe3ed4a4afdf8ad61
SSDEEP 196608:wTnSMTnSrNTnSMTnSrb1tIDewjqkjiqMIP:wT9TUT9TO8Kweky
TLSH
T16AD69E29BBE481E5F5AB953899778272FA727D110E33934F46E0C21E6F332815E29731
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

WEL438C.tmp

Path C:\Users\Admin\AppData\Local\Temp\WEL438C.tmp
Size 52B
SHA256 be0909be27235c36586ceb9b7e37d8d74c423d9460c4dbf0e2417fcf58b96caa
MD5 17ddbb82a40e2ac704e1045da8fb1cf6
SHA1 a570cdbc16483567fe1439903b212e33b15343b7
SHA512 031adfce17522c42262d40acb75f1db7a1942e4965ab505ee3a5b7001e07a3f16182a4093a3e9a3b99b50860bbc66205a9956b4d8da76adb823054aae6598da2
TLSH
T1449002F35491D6301587051611E8118616566D9675199405E00811251AB56520515DDA
MD5 SHA1 SHA512 TLSH