38734e6e9103da3fde730261a28cd5324f4f7ded79ef164479f0b3fa852790bc

General

Target
2026-08-24_8e24d171e6eda2cf516de7eb35e9bf4d_elex_wannacry.exe
Size 508KB
Sample260825-jps6daycka
SHA256 38734e6e9103da3fde730261a28cd5324f4f7ded79ef164479f0b3fa852790bc
MD5 8e24d171e6eda2cf516de7eb35e9bf4d
SHA1 3385e5346b898fe93ef7b93f894dba1c7e8e3930
SHA512 6a2a98e9b8a517666c040be0c6cd4d79419ee79070cee7754fc7a9f3888ce26b6979711c687e178ae915a14230d80e81b345b459d1290f02b814c4f2dbaa2a70
SSDEEP 12288:8iFFN0KiwVc5ApKWM8fL+wV9aTCK8URYWFqVc3A:8iFjwP5AMQfawV9aTnBrFrA
TLSH
T198B4015AF7F98A11F2F29A305D36ABA10A397C60DA73E70D1B617A4E1EF2905D500F07
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery execution persistence privilege_escalation

Malware Config

Signatures

Creates a file in the Startup directory 1 TTPs 1 IoCs

A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

persistence privilege_escalation

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Update.bat	sqlserver.exe

Executes dropped EXE 2 IoCs

pid	Process
4444	sqlserver.exe
1004	2026-08-24_8e24d171e6eda2cf516de7eb35e9bf4d_elex_wannacry.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dumpkernel.exe	2026-08-24_8e24d171e6eda2cf516de7eb35e9bf4d_elex_wannacry.exe

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
4132	cmd.exe
2228	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	2026-08-24_8e24d171e6eda2cf516de7eb35e9bf4d_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sqlserver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-24_8e24d171e6eda2cf516de7eb35e9bf4d_elex_wannacry.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	sqlserver.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	sqlserver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	2776	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	2776	AUDIODG.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2968 wrote to memory of 4444	2968	2026-08-24_8e24d171e6eda2cf516de7eb35e9bf4d_elex_wannacry.exe	89
PID 2968 wrote to memory of 4132	2968	2026-08-24_8e24d171e6eda2cf516de7eb35e9bf4d_elex_wannacry.exe	90
PID 2968 wrote to memory of 2228	2968	2026-08-24_8e24d171e6eda2cf516de7eb35e9bf4d_elex_wannacry.exe	92
PID 2228 wrote to memory of 1004	2228	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\2026-08-24_8e24d171e6eda2cf516de7eb35e9bf4d_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-24_8e24d171e6eda2cf516de7eb35e9bf4d_elex_wannacry.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2968
- C:\Windows\temp\sqlserver.exe
  "C:\Windows\temp\sqlserver.exe"
  2⤵
  - Creates a file in the Startup directory
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  PID:4444
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Windows\temp\tttdelzzz.bat" "
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:4132
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Windows\temp\tttbrozzz.bat" "
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2228
- - C:\Users\Admin\AppData\Local\Temp\2026-08-24_8e24d171e6eda2cf516de7eb35e9bf4d_elex_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-24_8e24d171e6eda2cf516de7eb35e9bf4d_elex_wannacry.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1004

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x00000000000004F0 0x00000000000004F8
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2776

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Windows Command Shell

1

T1059.003

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

sqlserver.exe

Path C:\Windows\Temp\sqlserver.exe
Size 15KB
SHA256 23fea8b183632f91e5a4d1d6a43283846c734eee820eb2084ad428b7cbe92d53
MD5 c83a01f25ea0e1c9200c5893aa2d2199
SHA1 d0c53a1aaf2be6aec7b0f73e767b62fffb010f08
SHA512 3961ce6f4e8871a5032fc5616e057e15892d846270d572f156aebd5557b72cf5dd0139e87306073243b366851e6db09b83f41294a8230836597c2c840e2704d7
SSDEEP 384:y4Od9Q2hJy5g75oOuHh7parHdAI0ptTvzTn:y4aQ2hJyjOuHhntzz
TLSH
T1D3623D5A79479F43C594C0B12B68AB38E7B9B4773D188053D740CE483E7F8819529F8E
MD5 SHA1 SHA512 SSDEEP TLSH

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tttbrozzz.bat

Path C:\Windows\Temp\tttbrozzz.bat
Size 582B
SHA256 01f398b2b1a98d8f78d9673c815094803acc4c541802ef599377d258e0539859
MD5 f225a2d9af0e39e65eaf9f3b6d21da33
SHA1 51a58850bf9b780390dd5b1145751272d48cd3b9
SHA512 b49d96c188c1df45ac0baeccb0cab5660e10352f4f2340d0f4d1956a22c0725e4de2c20b71d8da28bde45cb4c0b5b62effc5fe10913db7f7142b754d9f59a15b
TLSH
T14BF0212943FEC5676C6894A787D7574EE210F436AF5417200740C649BC9481FFE73251
MD5 SHA1 SHA512 TLSH

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tttdelzzz.bat

Path C:\Windows\Temp\tttdelzzz.bat
Size 313B
SHA256 aa754183c36d617fa2ffda5a3206962e9f30165dd83f9fba4fb0e7c669f9add0
MD5 255ac7de110cf92a920830a5371f74cf
SHA1 a2c9d8cf73d4e1fe7f4eb77f04f1e00087127d58
SHA512 764d67cf1f9e34ab107a8fed42334588685c70c30e76de3a9042771bac9e6a5989d1122d17f2e1a3c19220a168706f29f2ec137f016d36a56e789476805f2c96
TLSH
T10BE0723C0BF88A435CA850A3C3E21B49E600B8AB1F0903600B02C180AC9481EFCB3141
MD5 SHA1 SHA512 TLSH

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Server32History.dat

Path C:\Windows\temp\Server32History.dat
Size 426KB
SHA256 283d0c92bce86e5edc4f057d89743a55f49943628ba365d26b0f8e4b259011d3
MD5 c43b7937d77794a8ca81cfc460488556
SHA1 1af0a7fd4266b850a5ae8062282047b526eb8bbc
SHA512 e8d7ea6de2363884c67ecf9238b24988ced9d8eb796719ece6b224c3cfe69815a3aa7890aca8868dc3ad7f190a76c76e7f53ce2697541b179ce33027e069e315
SSDEEP 6144:n0/iIntSmDnCTQEjqbgtWKdC9UGy+DTPL1vMi3AYXZq/azNQXVMGhR5hEuYHD:n0/zSknQPmbFlXTPhvHA7azeJ/EuYj
TLSH
T1C494AF01E7D240F5F9A2693005ABA77BA73B6E068437D7C7A378FD562D33210E626319
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads