2844d2a19230f20745ec3cd232a07be9288ef4261e100b5c32804a2680780412

Analysis

max time kernel
149s
max time network
130s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
21/04/2026, 04:35

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General

Target
2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
Size 26.8MB
Sample260421-e7wl1ahw8n
SHA256 2844d2a19230f20745ec3cd232a07be9288ef4261e100b5c32804a2680780412
MD5 cac2b6392aa152608494e0646ac04f00
SHA1 79fba5db864d1d731769e51df5caee199c8262c0
SHA512 0d9843263c367f2cd6b7c20925108afd3fa7410326ab3e8db4dca4fa49e58b05acb06f122a05e3473777530df38eca8021b5c0e629e660b7df002ae47d93f8a3
SSDEEP 393216:Q57BC57BN57BC57BN57BC57BN57BC57BN57BiyE:Q505v505v505v505v54H
TLSH
T1FC57AF12B7D64075FAB366318A7AE3666E7E7D100731C68F43402E6D6D32AD09A3D327
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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/files/0x000c000000026205-6.dat	autoit_exe

Drops file in Windows directory 9 IoCs

description	ioc	Process
File created	C:\Windows\HelpPane.exe	2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\hh.exe	2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\notepad.exe	2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\splwow64.exe	2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\write.exe	2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\bfsvc.exe	2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\explorer.exe	2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\regedit.exe	2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\winhlp32.exe	2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.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
4784	notepad.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3884 wrote to memory of 4784	3884	2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe	80

C:\Users\Admin\AppData\Local\Temp\2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-21_cac2b6392aa152608494e0646ac04f00_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3884
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Local\Temp\WEL7BB.tmp
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:4784

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 27.3MB
SHA256 0c424004e01b8ba7d799d1d733c10e43ea9d5855d094c26484dd962b3626b4f6
MD5 cf9048b24f80aa10ab518e238a3f31a7
SHA1 4350f82f759c7556e9f700c6c8541f3c96d56274
SHA512 08582b2253bd08dd1dc9f1d000da45d41c1b0b3bdd0a5122a3f77537cabe7ae54227a4f9dd86a1825feeb662031597ab088d2f4628ed2be59c1c0940110844c6
SSDEEP 393216:Q57BC57BN57BC57BN57BC57BN57BC57BN57BiyE:Q505v505v505v505v54H
TLSH
T1EC57AF12B7D64075FAB36631897AE3666E7E7D100731C68F43402E6D6D32AD09A3E327
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

WEL7BB.tmp

Path C:\Users\Admin\AppData\Local\Temp\WEL7BB.tmp
Size 52B
SHA256 be0909be27235c36586ceb9b7e37d8d74c423d9460c4dbf0e2417fcf58b96caa
MD5 17ddbb82a40e2ac704e1045da8fb1cf6
SHA1 a570cdbc16483567fe1439903b212e33b15343b7
SHA512 031adfce17522c42262d40acb75f1db7a1942e4965ab505ee3a5b7001e07a3f16182a4093a3e9a3b99b50860bbc66205a9956b4d8da76adb823054aae6598da2
TLSH
T1449002F35491D6301587051611E8118616566D9675199405E00811251AB56520515DDA
MD5 SHA1 SHA512 TLSH