b4ed32533fbb1021a9dde00233d38f38939af14d2471fb205245940285ea35da

General

Target
2026-04-24_018d7919bd0714e51ff93aba98169db9_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
Size 10.4MB
Sample260424-ecy4msd18v
SHA256 b4ed32533fbb1021a9dde00233d38f38939af14d2471fb205245940285ea35da
MD5 018d7919bd0714e51ff93aba98169db9
SHA1 146e2f12197878b6d7ad2b22c158d5e1e9240d95
SHA512 6b35690197cebe98209e3aece43d88ab1f6b4b6b35402b67911cd4aa4f81817bcb63bd0900fd1aaef25d37ba564bfab48461f8b81567349dde20cd69465f4bae
SSDEEP 98304:Awn7Obtn2cPK8x07ppRKsW1+M5NR4TG/fh6ImzzJoDfuBcMv+A73XA:AwnSbECKzR1yRlHh6ImzD+F
TLSH
T1CFB69D11F7EA44B5F5B316318A76922B5632BC155B31C6CFD2801E6EAD33AD08E36723
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables embedding registry key / value combination indicative of disabling Windows Defen 1 IoCs

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

Detects executables manipulated with Fody 1 IoCs

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

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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

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

Drops file in Windows directory 9 IoCs

description	ioc	Process
File created	C:\Windows\hh.exe	2026-04-24_018d7919bd0714e51ff93aba98169db9_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\notepad.exe	2026-04-24_018d7919bd0714e51ff93aba98169db9_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\regedit.exe	2026-04-24_018d7919bd0714e51ff93aba98169db9_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\splwow64.exe	2026-04-24_018d7919bd0714e51ff93aba98169db9_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\write.exe	2026-04-24_018d7919bd0714e51ff93aba98169db9_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\bfsvc.exe	2026-04-24_018d7919bd0714e51ff93aba98169db9_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\explorer.exe	2026-04-24_018d7919bd0714e51ff93aba98169db9_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\HelpPane.exe	2026-04-24_018d7919bd0714e51ff93aba98169db9_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
File created	C:\Windows\winhlp32.exe	2026-04-24_018d7919bd0714e51ff93aba98169db9_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
4392	notepad.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 4392	2888	2026-04-24_018d7919bd0714e51ff93aba98169db9_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe	81

C:\Users\Admin\AppData\Local\Temp\2026-04-24_018d7919bd0714e51ff93aba98169db9_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-24_018d7919bd0714e51ff93aba98169db9_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Local\Temp\WEL1B53.tmp
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:4392

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

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 10.8MB
SHA256 cedfc173ec544c296544d085ec0f6f78a2595121da2decb474ec20cb5b66866f
MD5 42b3c759bb78ce78997ba0e6a2356f06
SHA1 962d006d28de3db8a2e7c5409c59063c88e86c76
SHA512 b6ff69847bc52e13a69b1a3947cac99a33fe4e9d4603c94600aac95731c9e2c79520e4da5a11e009e05eac49f7dfe6bfddc8980b27d22e839c6f5fab39c5bd69
SSDEEP 98304:Awn7Obtn2cPK8x07ppRKsW1+M5NR4TG/fh6ImzzJoDfuBcMv+A73XAHPF:AwnSbECKzR1yRlHh6ImzD+FHP
TLSH
T14CB6AE11F7EA44B5F5B306319976922B5A36BC155B31C6CFD2801E6EAD33AC08E36723
MD5 SHA1 SHA512 SSDEEP TLSH

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WEL1B53.tmp

Path C:\Users\Admin\AppData\Local\Temp\WEL1B53.tmp
Size 52B
SHA256 be0909be27235c36586ceb9b7e37d8d74c423d9460c4dbf0e2417fcf58b96caa
MD5 17ddbb82a40e2ac704e1045da8fb1cf6
SHA1 a570cdbc16483567fe1439903b212e33b15343b7
SHA512 031adfce17522c42262d40acb75f1db7a1942e4965ab505ee3a5b7001e07a3f16182a4093a3e9a3b99b50860bbc66205a9956b4d8da76adb823054aae6598da2
TLSH
T1449002F35491D6301587051611E8118616566D9675199405E00811251AB56520515DDA
MD5 SHA1 SHA512 TLSH

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memory/4392-41-0x00000240F4110000-0x00000240F422E000-memory.dmp

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Analysis

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