cbc9bb65940e2a3aa2dca2e3cf5b8e9a6547e801fefd716a0db6494fe21e7770

Analysis

max time kernel
149s
max time network
148s
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, 04:08

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General

Target
2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
Size 9.1MB
Sample260415-eqa9qshx4z
SHA256 cbc9bb65940e2a3aa2dca2e3cf5b8e9a6547e801fefd716a0db6494fe21e7770
MD5 1a7f4c0fa830222a4a90c93e414b5ccc
SHA1 f3ab1e4cac395c9580a47f3098340dc7f464e2d2
SHA512 7c6165503ca7fa35953a1a6199f39d3a5b73696f2df9bdf8e9b9992a8f9997ec608f73a66a50e55dced04bd273ad04c220f69bf239020c23771354b1135be512
SSDEEP 196608:c3KWQc0gEYnvLhCKTnHh6ImzD+FHPP6vOb:5cZEIvUpk6a
TLSH
T112A6AE01FADB94B1EA1315314677A37F2738B9044735CACBD3842F6AE9326D26A36317
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/0x000c0000000260f6-6.dat	autoit_exe

Drops file in Windows directory 9 IoCs

description	ioc	Process
File created	C:\Windows\winhlp32.exe	2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\HelpPane.exe	2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\regedit.exe	2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\splwow64.exe	2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\write.exe	2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\bfsvc.exe	2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\explorer.exe	2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\hh.exe	2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\notepad.exe	2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_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
6104	notepad.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4928 wrote to memory of 6104	4928	2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe	80

C:\Users\Admin\AppData\Local\Temp\2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-15_1a7f4c0fa830222a4a90c93e414b5ccc_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4928
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Local\Temp\WELEF32.tmp
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:6104

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 9.5MB
SHA256 767d6f2691c589fc7c15085406266eb44960aa60f2ea69806aeafc6a368a7596
MD5 3590726e777f31e02daf27aa01a150a0
SHA1 0d3fb66f2dacd074bcb75af66c91acf169d955ba
SHA512 e782f936ccc88b018d7108a9c68d488f06874ef1f75fca0f22c2dd457573dc522eec42d6cf0ba5084af545efcf0e504dfbe55f9b7e510dc791e40850744412be
SSDEEP 196608:c3KWQc0gEYnvLhCKTnHh6ImzD+FHPP6vOTP:5cZEIvUpk6
TLSH
T17FA6BE11FADB94B1E65305314A77A37B2738B9044731CACBD3802F6AED366D26A36317
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

WELEF32.tmp

Path C:\Users\Admin\AppData\Local\Temp\WELEF32.tmp
Size 52B
SHA256 be0909be27235c36586ceb9b7e37d8d74c423d9460c4dbf0e2417fcf58b96caa
MD5 17ddbb82a40e2ac704e1045da8fb1cf6
SHA1 a570cdbc16483567fe1439903b212e33b15343b7
SHA512 031adfce17522c42262d40acb75f1db7a1942e4965ab505ee3a5b7001e07a3f16182a4093a3e9a3b99b50860bbc66205a9956b4d8da76adb823054aae6598da2
TLSH
T1449002F35491D6301587051611E8118616566D9675199405E00811251AB56520515DDA
MD5 SHA1 SHA512 TLSH