3fcbcbfb3f090e7da376243fd40ec33e4bc8502f3c80b1426b28f1c489647569

General

Target
2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe
Size 2.6MB
Sample260420-ak2saad13j
SHA256 3fcbcbfb3f090e7da376243fd40ec33e4bc8502f3c80b1426b28f1c489647569
MD5 bd038d413758eaf99311c6611ba4a553
SHA1 abda002263b783fad55b3bdb040b6c3c85f355f4
SHA512 8053795cb658f6d17094a04410fb9b45a53b858c63f7950019dbcc868eea7ca3e722c88758f73a4986927518a30ec5f91d25bb0d3139575d3ec7655c5fc4907b
SSDEEP 49152:Wmnf4baczIY5K0TcqatglF/ev6vOy6i1zuajsauZnJLmnf4baczV:3n7ON5kGstKn7OV
TLSH
T19BD5AD1D77E810E6E5778139C5668292EF71B8211721A3DF2390E67D2F336D0AE3AB11
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral1/files/0x000600000001e5a6-6.dat	UPX

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Control Panel\International\Geo\Nation	2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe

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\hh.exe	2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe
File created	C:\Windows\explorer.exe	2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe
File created	C:\Windows\HelpPane.exe	2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe
File created	C:\Windows\notepad.exe	2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe
File created	C:\Windows\regedit.exe	2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe
File created	C:\Windows\splwow64.exe	2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe
File created	C:\Windows\winhlp32.exe	2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe
File created	C:\Windows\write.exe	2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe
File created	C:\Windows\bfsvc.exe	2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.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
852	notepad.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4516 wrote to memory of 852	4516	2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-04-19_bd038d413758eaf99311c6611ba4a553_cobalt-strike_coinminer_glassworm_hijackloader_satacom_vidar_wannacry.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4516
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Local\Temp\WEL217D.tmp
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:852

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

Query Registry

1

T1012

System Information Discovery

2

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 3.1MB
SHA256 34b32a49feab7f52d34fe228ebd1871593ced6e7c02f85203a1d6a2a5e7af82e
MD5 2f7924ae73fee0b4c5a5e10ebb9f953b
SHA1 346dead368b83bdae0413656403857b12af5d9f5
SHA512 fef46b5aabebbe033de45adc0b4c1c913bb09b20f2a1ebd765bf8217f71d880c165c84b11ab8ae04680a426cf439c899bfb784df60674efacf9c49c1430c1b13
SSDEEP 49152:Wmnf4baczIY5K0TcqatglF/ev6vOy6i1zuajsauZnJLmnf4baczVUasqc:3n7ON5kGstKn7OVPF
TLSH
T1B5E5BF2D77E800A6D5778175C9668252FF71B8251B2093DF1390EA3D2F376D0AE3AB12
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

WEL217D.tmp

Path C:\Users\Admin\AppData\Local\Temp\WEL217D.tmp
Size 52B
SHA256 be0909be27235c36586ceb9b7e37d8d74c423d9460c4dbf0e2417fcf58b96caa
MD5 17ddbb82a40e2ac704e1045da8fb1cf6
SHA1 a570cdbc16483567fe1439903b212e33b15343b7
SHA512 031adfce17522c42262d40acb75f1db7a1942e4965ab505ee3a5b7001e07a3f16182a4093a3e9a3b99b50860bbc66205a9956b4d8da76adb823054aae6598da2
TLSH
T1449002F35491D6301587051611E8118616566D9675199405E00811251AB56520515DDA
MD5 SHA1 SHA512 TLSH

Submit Download

memory/852-46-0x000001F78CAC0000-0x000001F78CAF0000-memory.dmp

Download

memory/4516-45-0x00000196D4F90000-0x00000196D4FC0000-memory.dmp