913cc41241602f881c8161addc36a4f7a3de6b595cd30494344cc23d9c7c45c7

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
27/07/2026, 22:43

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General

Target
2026-07-27_cff1f5ab07b25c36bd9db3274eadef47_elex_wannacry.exe
Size 23KB
Sample260727-2nnhlssfmc
SHA256 913cc41241602f881c8161addc36a4f7a3de6b595cd30494344cc23d9c7c45c7
MD5 cff1f5ab07b25c36bd9db3274eadef47
SHA1 6c249f49a344a7293169115bcfe16b0d7bc4979b
SHA512 9df85fb1c1d700f5a504e21f41894fbcdb780ad9a7ab1645a5e3a2ba86d30b274d7868cc8a071c14bb033ceb3902d5ffeaa4c8c55764ad976569ea417c5e405d
SSDEEP 384:cJriYZkQ8a+2MjJV0M7ZRPY9hYNoo5vJIUEc6slHO78Y1gThwxS:VYZzA6Ymo9uUE204CA9
TLSH
T1ACB242DBF5C81D8DF10D4130A57A9635C66A88244C40A49AC7F0D7EBAFA8D84AF86F47
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4084	AcroRD32.exe
6636	AcroRD32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1014449518-1831897916-4205727055-1000\Software\Microsoft\Windows\CurrentVersion\Run\Acroread = "C:\\Users\\Admin\\AppData\\Local\\Temp\\AcroRD32.exe"	AcroRD32.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
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 3 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	2026-07-27_cff1f5ab07b25c36bd9db3274eadef47_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRD32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1140	2026-07-27_cff1f5ab07b25c36bd9db3274eadef47_elex_wannacry.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1140 wrote to memory of 3684	1140	2026-07-27_cff1f5ab07b25c36bd9db3274eadef47_elex_wannacry.exe	89
PID 1140 wrote to memory of 4084	1140	2026-07-27_cff1f5ab07b25c36bd9db3274eadef47_elex_wannacry.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-07-27_cff1f5ab07b25c36bd9db3274eadef47_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-27_cff1f5ab07b25c36bd9db3274eadef47_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1140
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE /a > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3684
- C:\Users\Admin\AppData\Local\Temp\AcroRD32.exe
  C:\Users\Admin\AppData\Local\Temp\AcroRD32.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:4084

C:\Users\Admin\AppData\Local\Temp\AcroRD32.exe
C:\Users\Admin\AppData\Local\Temp\AcroRD32.exe
1⤵
- Executes dropped EXE
PID:6636

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

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

AcroRD32.exe

Path C:\Users\Admin\AppData\Local\Temp\AcroRD32.exe
Size 23KB
SHA256 913cc41241602f881c8161addc36a4f7a3de6b595cd30494344cc23d9c7c45c7
MD5 cff1f5ab07b25c36bd9db3274eadef47
SHA1 6c249f49a344a7293169115bcfe16b0d7bc4979b
SHA512 9df85fb1c1d700f5a504e21f41894fbcdb780ad9a7ab1645a5e3a2ba86d30b274d7868cc8a071c14bb033ceb3902d5ffeaa4c8c55764ad976569ea417c5e405d
SSDEEP 384:cJriYZkQ8a+2MjJV0M7ZRPY9hYNoo5vJIUEc6slHO78Y1gThwxS:VYZzA6Ymo9uUE204CA9
TLSH
T1ACB242DBF5C81D8DF10D4130A57A9635C66A88244C40A49AC7F0D7EBAFA8D84AF86F47
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1140-0-0x0000000000400000-0x0000000000408000-memory.dmp

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memory/1140-2-0x0000000000400000-0x0000000000408000-memory.dmp

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memory/4084-5-0x0000000000400000-0x0000000000408000-memory.dmp

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memory/6636-4-0x0000000000400000-0x0000000000408000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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