df0501b25d3ec5cd8d5dbc41e45b7d89cab675664bdc1171aea2fda4339ceba7

Analysis

max time kernel
148s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
30/07/2026, 15:29

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General

Target
2026-07-30_64188c3adbd2be09298d845ed2e57b35_elex_wannacry.exe
Size 64KB
Sample260730-sxesds1bqf
SHA256 df0501b25d3ec5cd8d5dbc41e45b7d89cab675664bdc1171aea2fda4339ceba7
MD5 64188c3adbd2be09298d845ed2e57b35
SHA1 2c8ea1688ed2506c912b19e66209f1d2d8f67975
SHA512 8b318cdae75b91d3c0279944cd2ef0cd379293bca32e710e51acc218041ee522882257022efbe40d2c65bb720710340c9ea796abaf5650f3ffae821f991794af
SSDEEP 768:OrItKyw5WHXfQmjIiIk9ecAa2Mb96gyXYDLd1:Or3Z5IfQmv81alryXyZ1
TLSH
T1F8535D87E79151A9E00B403414537BBA6CB23CB6C90F9622BF91BD4F3CB9E86B915D43
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

defense_evasion discovery

Malware Config

Signatures

Detects Windows executables referencing non-Windows User-Agents 1 IoCs

resource	yara_rule
behavioral2/files/0x000a00000001b315-1.dat	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

Sets file to hidden 1 TTPs 1 IoCs

Modifies file attributes to stop it showing in Explorer etc.

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
1640	attrib.exe

Executes dropped EXE 1 IoCs

pid	Process
4668	ziwhost.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\Debug\ziwhost.exe	2026-07-30_64188c3adbd2be09298d845ed2e57b35_elex_wannacry.exe
File opened for modification	C:\Windows\Debug\ziwhost.exe	2026-07-30_64188c3adbd2be09298d845ed2e57b35_elex_wannacry.exe
File opened for modification	C:\Windows\Debug\ziwhost.exe	attrib.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-30_64188c3adbd2be09298d845ed2e57b35_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ziwhost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2544	2026-07-30_64188c3adbd2be09298d845ed2e57b35_elex_wannacry.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 1640	2544	2026-07-30_64188c3adbd2be09298d845ed2e57b35_elex_wannacry.exe	88
PID 2544 wrote to memory of 4488	2544	2026-07-30_64188c3adbd2be09298d845ed2e57b35_elex_wannacry.exe	92

Views/modifies file attributes 1 TTPs 1 IoCs

defense_evasion

Hidden Files and Directories

T1564.001

pid	Process
1640	attrib.exe

C:\Users\Admin\AppData\Local\Temp\2026-07-30_64188c3adbd2be09298d845ed2e57b35_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-30_64188c3adbd2be09298d845ed2e57b35_elex_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\attrib.exe
  attrib +a +s +h +r C:\Windows\Debug\ziwhost.exe
  2⤵
  - Sets file to hidden
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Views/modifies file attributes
  PID:1640
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4488

C:\Windows\Debug\ziwhost.exe
C:\Windows\Debug\ziwhost.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4668

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

ziwhost.exe

Path C:\Windows\debug\ziwhost.exe
Size 64KB
SHA256 37d0e2cd2b96c68646c1eda6961aa03a4ae14ee76f7f165d6fdbb000e737c562
MD5 a0ceeb04b9cac0d554eac00e87224578
SHA1 676ea1e37c704b50a8f6a78df9a8eebdd2cc5479
SHA512 f30a9133820210785d082c6ab198add43d89135bab97b89781873a6d3ce07bacdd6411fd71929db7d3a7481a3ca5c738ac550788e4e256038fd1dcdca43f7790
SSDEEP 768:OrItKyw5WHXfQmjIiIk9ecAa2Mb96gyXYDLdK:Or3Z5IfQmv81alryXyZK
TLSH
T134535D83E79151A9E00B403414537BBAACB23CB6C90F9622BF917D4F3CB9E86B915C43
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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