371aa57db165e0c80deaf7a477983d871eaf8147baf8e28ed6c54595ab4feb22

Analysis

max time kernel
149s
max time network
93s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
19/04/2026, 23:20

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General

Target
2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.exe
Size 2.3MB
Sample260419-3bjvbscv6j
SHA256 371aa57db165e0c80deaf7a477983d871eaf8147baf8e28ed6c54595ab4feb22
MD5 8c5b21d821857097fc61b00260548245
SHA1 e55a9c47d119cace00275ac0979a5cc73ad9cc38
SHA512 f9cab730b62b55103d45033d57c356b4be2fc9461b4012819ed21ee1739b62e0d6ff967af09066b1701b4f5fc79161c36e05e375b80614cb6757117f4b830e12
SSDEEP 49152:hfU4UjrQUbiCZaoEKjKWQc2b1FVgbjrjxPe1pbPSQm1Flo+Lj:hfUbwU6KjKWQckVgtev5mnlNL
TLSH
T179B5F132A5E48036E6F10672BA249530BE7DFE341750886FA3D4BE1D2E78491AB77353
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

ransomware spyware stealer

Malware Config

Signatures

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\HelpPane.exe	2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.exe
File created	C:\Windows\notepad.exe	2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.exe
File created	C:\Windows\regedit.exe	2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.exe
File created	C:\Windows\splwow64.exe	2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.exe
File created	C:\Windows\winhlp32.exe	2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.exe
File created	C:\Windows\write.exe	2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.exe
File created	C:\Windows\bfsvc.exe	2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.exe
File created	C:\Windows\explorer.exe	2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.exe
File created	C:\Windows\hh.exe	2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.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
3144	notepad.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4872 wrote to memory of 3144	4872	2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.exe	81

C:\Users\Admin\AppData\Local\Temp\2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-19_8c5b21d821857097fc61b00260548245_amadey_cobalt-strike_coinminer_darkgate_hellokitty_hijac.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4872
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Local\Temp\WEL38CE.tmp
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:3144

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 2.7MB
SHA256 5744bdc69dcdc903e394471d7eac9339a2a2e9c2e6df8b4352f71eab41d8146c
MD5 cd149ef8dcaad481509ceec039ab8bb5
SHA1 a79d4ca79873df3c3ac71a7dc4932b0e905e9506
SHA512 16801857277c49cb7072a3304cacbd9a1a48afe326b25691475007b701b8c16055b075005b53278dc57a794f0b220d8d30cf581f062b09b820320e66b5c86c23
SSDEEP 49152:hfU4UjrQUbiCZaoEKjKWQc2b1FVgbjrjxPe1pbPSQm1Flo+LjzUasqc:hfUbwU6KjKWQckVgtev5mnlNLvPF
TLSH
T10CD5D132A5A44036D6F10673F924D5307E7DFE282B50886BA3D4BE1D2E78492A7B7353
MD5 SHA1 SHA512 SSDEEP TLSH

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WEL38CE.tmp

Path C:\Users\Admin\AppData\Local\Temp\WEL38CE.tmp
Size 52B
SHA256 be0909be27235c36586ceb9b7e37d8d74c423d9460c4dbf0e2417fcf58b96caa
MD5 17ddbb82a40e2ac704e1045da8fb1cf6
SHA1 a570cdbc16483567fe1439903b212e33b15343b7
SHA512 031adfce17522c42262d40acb75f1db7a1942e4965ab505ee3a5b7001e07a3f16182a4093a3e9a3b99b50860bbc66205a9956b4d8da76adb823054aae6598da2
TLSH
T1449002F35491D6301587051611E8118616566D9675199405E00811251AB56520515DDA
MD5 SHA1 SHA512 TLSH