d7ced0d8122688604162dcb6bf53b8d10110e5c530991d3275171fd43fa6f7fe

General

Target
2026-08-07_d0067f70ce5b99d9892dc59f16baae20_elex_wannacry.exe
Size 110KB
Sample260807-eael8awhnd
SHA256 d7ced0d8122688604162dcb6bf53b8d10110e5c530991d3275171fd43fa6f7fe
MD5 d0067f70ce5b99d9892dc59f16baae20
SHA1 b28fcdbfd6b9a81d6b310558767eb17191fc5ac6
SHA512 033927548a356fd59393566ec356c31823327204b77beb3913eeff081ebf1e0bca2136661ac4c66249eeff31b64ebd0105aa8b8fe54c982942b7182927abd940
SSDEEP 3072:5O248B0EMlIHxbHPwYV/wlmNie0ROfOlu:jLSzIHxMYV/9i16
TLSH
T188B38E1BFE074092F60089B0057F65F7E73B685B2B1B571BA78CDE3EA972141AC2528D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2032	winlgon.exe
4468	rgsvr32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\winlgon.exe = "c:\\users\\admin\\appdata\\local\\temp\\winlgon.exe"	2026-08-07_d0067f70ce5b99d9892dc59f16baae20_elex_wannacry.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-668679576-120646659-2289335452-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlgon.exe = "c:\\users\\admin\\appdata\\local\\temp\\winlgon.exe"	2026-08-07_d0067f70ce5b99d9892dc59f16baae20_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4608	436	WerFault.exe	84

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	2026-08-07_d0067f70ce5b99d9892dc59f16baae20_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlgon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rgsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
436	2026-08-07_d0067f70ce5b99d9892dc59f16baae20_elex_wannacry.exe
2032	winlgon.exe
2032	winlgon.exe
2032	winlgon.exe
2032	winlgon.exe
2032	winlgon.exe
2032	winlgon.exe
4468	rgsvr32.exe
4468	rgsvr32.exe
4468	rgsvr32.exe
4468	rgsvr32.exe
2032	winlgon.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 436 wrote to memory of 2032	436	2026-08-07_d0067f70ce5b99d9892dc59f16baae20_elex_wannacry.exe	85
PID 2032 wrote to memory of 4468	2032	winlgon.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-08-07_d0067f70ce5b99d9892dc59f16baae20_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-07_d0067f70ce5b99d9892dc59f16baae20_elex_wannacry.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:436
- \??\c:\users\admin\appdata\local\temp\winlgon.exe
  c:\users\admin\appdata\local\temp\winlgon.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2032
- - C:\Users\Admin\AppData\Local\Temp\rgsvr32.exe
    C:\Users\Admin\AppData\Local\Temp\rgsvr32.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:4468
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 436 -s 568
  2⤵
  - Program crash
  PID:4608

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 436 -ip 436
1⤵
PID:2616

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

RCX82D7.tmp

Path C:\Users\Admin\AppData\Local\Temp\RCX82D7.tmp
Size 108KB
SHA256 8772ab6b63995401e605030de3fcabc652a2aee1951270afa9469f6be7634f00
MD5 bc16f67823c51cdbdf735be37bcfdfc9
SHA1 ce5a7b6e2a7bac540410039391c0462cbffb8ea1
SHA512 f7c91b3e6bd136b825c8924684de307e352bb2c6d9c2734f6e1330428e8cece90d3e266c4396e42ce0e6d5ba00759309f70663f5c1adddf6c86c06fc5c188833
SSDEEP 3072:5O248B0EMlIHxbHPwYV/wlmNie0ROfOla:jLSzIHxMYV/9i1u
TLSH
T116B38D1BFE074052E60089B0057F66F7E77B684B2B1B571BA78CDE3EE972141AC2528D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

rgsvr32.exe

Path C:\Users\Admin\AppData\Local\Temp\rgsvr32.exe
Size 32KB
SHA256 1ab5d2ea45fbff4444eabb45a3a31538730ce56f2b9c041bcab958e3c69db97b
MD5 a22518e8a73ec19da806817d825d8a9c
SHA1 6f99e1591e1ce68ac44cd760729b2aeb2cba3559
SHA512 8f56ea79eab4b2e1d6b81981a9cd4f9652821b1cf17337ff3abf5796654fef08859fe4fa186015507b00ac606eefade1541235fcc6202ebf5257a1311638511e
SSDEEP 384:NMt3O0ZGwf162eGjUaXFYVf6DZX06gbg/VFrFPB1eKT6Kumg:NePZG8PUaWtl1bgdj/eKTlu7
TLSH
T11BE20926BA870C62C7A0D238136B6675D5B3BC672F27878B4744ED2D1C3B0819D3A35E
MD5 SHA1 SHA512 SSDEEP TLSH

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winlgon.exe

Path \??\c:\users\admin\appdata\local\temp\winlgon.exe
Size 110KB
SHA256 2575547b2fc70e12f2b2caa956cc1502d1d9af2d86dc22e4a4a768534b6bf0b3
MD5 e442f2c32748446b9f6e5383a5977a76
SHA1 903cb4bb54db912ead7b7b47f222d968c2fd2e93
SHA512 37921c4f179e3f4609ba621699e078ee2f378bdb2eb76246be4031adf7aa8afd4f2f387556d51755959ba5d9100d7d3cfb328cc6fc22228f5de454d321e3b083
SSDEEP 3072:5O248B0EMlIHxbHPwYV/wlmNie0ROfOl+:jLSzIHxMYV/9i1q
TLSH
T1C0B38E1BFE074052F60089B005BF65F7E73B685B2B1B571BA78CDE3EA972141AC2528D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads