9d128527e2498f04436b77f3dc5ea02d25624b3742cef9cbbe4a7f75578aa1f3

Analysis

max time kernel
150s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
26/09/2026, 17:14

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General

Target
2026-09-26_a5fe03b54f4b514c9e5d72db2b70fe92_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe
Size 1.7MB
Sample260926-vr856ayyft
SHA256 9d128527e2498f04436b77f3dc5ea02d25624b3742cef9cbbe4a7f75578aa1f3
MD5 a5fe03b54f4b514c9e5d72db2b70fe92
SHA1 1631453eebfc963422999058dc5a7f349834d7b1
SHA512 8715468898657bd3acfe0eded4f1df4bbfe30280f1fd8875dd23bb19799ab85a38d21b68d069966d307ac2521cd3b9d143704ecc67ab9165093f7a1544df6a71
SSDEEP 24576:OXdVtTj2i64T+jdxQCfgOFD3WSwd2QtBBw6xxhVxQtmibjOhZaiRu/4oMaop0UNt:mbTChxKCnFnQXBbrtgb/iQvu0UHOJ2
TLSH
T1CC85DD252790CCA1F36FC07683E56E79B5B329213B33DC966A4851312BF2E2FE781195
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery execution persistence

Malware Config

Signatures

Executes dropped EXE 5 IoCs

pid	Process
4472	WdExt.exe
1100	launch.exe
2648	wtmps.exe
3576	mscaps.exe
5620	launch.exe

Loads dropped DLL 2 IoCs

pid	Process
2456	2026-09-26_a5fe03b54f4b514c9e5d72db2b70fe92_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe
4472	WdExt.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-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Defender Extension = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Defender\\launch.exe\""	launch.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\mscaps.exe	wtmps.exe
File opened for modification	C:\Windows\SysWOW64\mscaps.exe	wtmps.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 4 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
3528	cmd.exe
2488	cmd.exe
3436	cmd.exe
3400	cmd.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	2026-09-26_a5fe03b54f4b514c9e5d72db2b70fe92_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	2026-09-26_a5fe03b54f4b514c9e5d72db2b70fe92_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	WdExt.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	WdExt.exe

System Location Discovery: System Language Discovery 1 TTPs 9 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	wtmps.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	launch.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	launch.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-09-26_a5fe03b54f4b514c9e5d72db2b70fe92_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WdExt.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
2456	2026-09-26_a5fe03b54f4b514c9e5d72db2b70fe92_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe
2456	2026-09-26_a5fe03b54f4b514c9e5d72db2b70fe92_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe
4472	WdExt.exe
4472	WdExt.exe
1100	launch.exe
1100	launch.exe
1100	launch.exe
1100	launch.exe
1100	launch.exe
1100	launch.exe
1100	launch.exe
1100	launch.exe
1100	launch.exe
1100	launch.exe
1100	launch.exe
1100	launch.exe
5620	launch.exe
5620	launch.exe
5620	launch.exe
5620	launch.exe
5620	launch.exe
5620	launch.exe
5620	launch.exe
5620	launch.exe
5620	launch.exe
5620	launch.exe
5620	launch.exe
5620	launch.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2456 wrote to memory of 3528	2456	2026-09-26_a5fe03b54f4b514c9e5d72db2b70fe92_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe	89
PID 2456 wrote to memory of 2488	2456	2026-09-26_a5fe03b54f4b514c9e5d72db2b70fe92_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe	91
PID 3528 wrote to memory of 4472	3528	cmd.exe	93
PID 4472 wrote to memory of 3436	4472	WdExt.exe	94
PID 3436 wrote to memory of 1100	3436	cmd.exe	96
PID 1100 wrote to memory of 3400	1100	launch.exe	97
PID 3400 wrote to memory of 2648	3400	cmd.exe	99
PID 2648 wrote to memory of 3576	2648	wtmps.exe	100

C:\Users\Admin\AppData\Local\Temp\2026-09-26_a5fe03b54f4b514c9e5d72db2b70fe92_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-26_a5fe03b54f4b514c9e5d72db2b70fe92_coinminer_elex_jaku_nymaim_rhadamanthys_wannacry.exe"
1⤵
- Loads dropped DLL
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2456
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin0.bat" "
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3528
- - C:\Users\Admin\AppData\Roaming\Microsoft\Messenger\Extension\WdExt.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Messenger\Extension\WdExt.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Reads the TCP/IP host and domain name from the registry
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4472
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat" "
      4⤵
      Executes a command shell one-liner
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3436
    - - C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe
        
        "C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe" /i 4472
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:1100
      - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin2.bat" "
        6⤵
        Executes a command shell one-liner
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3400
        
        C:\Users\Admin\AppData\Local\Temp\wtmps.exe
        
        "C:\Users\Admin\AppData\Local\Temp\wtmps.exe"
        7⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2648
        
        C:\Windows\SysWOW64\mscaps.exe
        
        "C:\Windows\system32\mscaps.exe" /C:\Users\Admin\AppData\Local\Temp\wtmps.exe
        8⤵
        Executes dropped EXE
        
        PID:3576
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat" "
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:2488

C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:5620

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

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

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

8F65.tmp

Path C:\Users\Admin\AppData\Local\Temp\8F65.tmp
Size 406B
SHA256 27e678bf5dc82219d6edd744f0b82567a26e40f8a9dcd6487205e13058e3ed1f
MD5 37512bcc96b2c0c0cf0ad1ed8cfae5cd
SHA1 edf7f17ce28e1c4c82207cab8ca77f2056ea545c
SHA512 6d4252ab5aa441a76ce2127224fefcb221259ab4d39f06437b269bd6bfdaae009c8f34e9603ec734159553bc9f1359bdd70316cd426d73b171a9f17c41077641
TLSH
T1C5E0A238F30DCC2AE1D032092011CE86F23C128AE6A1FBA82AB421A3B00350CC2346E3
MD5 SHA1 SHA512 TLSH

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tmp8284.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp8284.tmp
Size 1.0MB
SHA256 07ffcde2097d0af67464907fec6a4079b92da11583013bae7d3313fa32312fe8
MD5 df2c63605573c2398d796370c11cb26c
SHA1 efba97e2184ba3941edb008fcc61d8873b2b1653
SHA512 d9726e33fcfa96415cc906bdb1b0e53eba674eaf30ed77d41d245c1c59aa53e222246f691d82fa3a45f049fbf23d441768f9da21370e489232770ad5ae91d32f
SSDEEP 96:/yyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyK:O
MD5 SHA1 SHA512 SSDEEP

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wtmps.exe

Path C:\Users\Admin\AppData\Local\Temp\wtmps.exe
Size 276KB
SHA256 3b20c853d4ca23240cd338b8cab16f1027c540ddfe9c4ffdca1624d2f923b373
MD5 75c1467042b38332d1ea0298f29fb592
SHA1 f92ea770c2ddb04cf0d20914578e4c482328f0f8
SHA512 5c47c59ad222e2597ccdf2c100853c48f022e933f44c279154346eacf9e7e6f54214ada541d43a10424035f160b56131aab206c11512a9fd6ea614fbd3160aa0
SSDEEP 6144:Xaz/zwzFEN3MmUGvSQagFwDeSv3BU9T4/XGOUYM/mVz:Iz8qamFVa1D69T4RMmVz
TLSH
T16354121B18B78123F4665570A9E107C18F7E5A0732A58B2FCF61CC3E46E09698967EF3
MD5 SHA1 SHA512 SSDEEP TLSH

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launch.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Defender\launch.exe
Size 172KB
SHA256 6a7093440420306cf7de53421a67af8a1094771e0aab9535acbd748d08ed766c
MD5 daac1781c9d22f5743ade0cb41feaebf
SHA1 e2549eeeea42a6892b89d354498fcaa8ffd9cac4
SHA512 190a7d5291e20002f996edf1e04456bfdff8b7b2f4ef113178bd42a9e5fd89fe6d410ae2c505de0358c4f53f9654ac1caaa8634665afa6d9691640dd4ee86160
SSDEEP 3072:ng2TyMj3tEcWMkc5tTBfZOVxtDH2g3zd3jceABCODJRCyA:n7xqcWxc5tTBsJWKFGUOfCl
TLSH
T10E04BE193A9089B2C0BFD0B7C0D5BB28F77732321322D94B679C96750D62776F6122DA
MD5 SHA1 SHA512 SSDEEP TLSH

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WdExt.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Messenger\Extension\WdExt.exe
Size 1.8MB
SHA256 281827e118cb24332dbbb1749335f86eaf3a7c3b58f564705a3f3820d740ae23
MD5 90561f6f315e6f20e745d7d97c35e01f
SHA1 ec0a5ada7ed3c1ead9141b80ec6f43fc352c62ee
SHA512 fbf7f7452d59821119d03118deb5e763e4e0a431ed17e2fbd5d5b1f343451a66ac7fc8b01270eb1f3658121c51394bad2fe7f0a130d7da030082c77782c67da2
SSDEEP 24576:OXdVtTj2i64T+jdxQCfgOFD3WSwd2QtBBw6xxhVxQtmibjOhZaiRu/4oMaop0UNB:mbTChxKCnFnQXBbrtgb/iQvu0UHOJ0
TLSH
T18F85DD252790CCA1F36FC07683E56E79B5B329213B33DC966A4851312BF2E2FE781195
MD5 SHA1 SHA512 SSDEEP TLSH

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sha.dll

Path C:\Users\Admin\AppData\Roaming\Microsoft\Repairs\sha.dll
Size 89KB
SHA256 0b059565160c180df60470349770a6dd225981a8051639385bb49d33d2a73632
MD5 6a9461f260ebb2556b8ae1d0ba93858a
SHA1 01e14b87b69dce8272d84669f44f81d685dcf7c5
SHA512 263041e149a2e7cd95c16a614175179b5e1fea8eca137aac02d903b45f107ad1c9467a3e790408caca7250b0cb83da77aa73887239f25b7b93b221cffc02772b
SSDEEP 1536:h5QmUNtCKcKcyR2zh5Te2D6grD5Z3MIOKFnToIf+VHutHaA:hItC42zhlGgrXCKtTBf+VOtHaA
TLSH
T1CF939D22B2D08577C0B2843A44D65B3DEFBB362243355D935F4C6A691D71AA0EB273CB
MD5 SHA1 SHA512 SSDEEP TLSH

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Admin0.bat

Path C:\Users\Admin\AppData\Roaming\Temp\Admin0.bat
Size 129B
SHA256 b3c704b1a728004fc5e25899d72930a7466d7628dd6ddd795b3000897dfa4020
MD5 d1073c9b34d1bbd570928734aacff6a5
SHA1 78714e24e88d50e0da8da9d303bec65b2ee6d903
SHA512 4f2b9330e30fcc55245dc5d12311e105b2b2b9d607fbfc4a203c69a740006f0af58d6a01e2da284575a897528da71a2e61a7321034755b78feb646c8dd12347f
TLSH
T1B6B09B1243C8C70E7C67B1974B75544C517446C57B447509DB45C48D325191CFCDD556
MD5 SHA1 SHA512 TLSH

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Admin1.bat

Path C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat
Size 126B
SHA256 bb47dc9b794276755cd0d38caba9a36c9ba116b3a2f6b0bf72bc76b90c3bfadd
MD5 27833e00695e075d0edbadb547bf0cf6
SHA1 b29155be5277ca4e7bdf191a5acfdb13a0406082
SHA512 2ff17260606f676f6af5143a766dc0d27dd5882eeb5f777f9c9f0afe50d00a6d394ab5e7c9587cb6f8636cf6db9ea95765440b3e85ca2a66fa1f714f3528746e
TLSH
T1D7B09B1603D9C70EB4626057077D545D90794AC13E94B705C6118489324680DFC7A545
MD5 SHA1 SHA512 TLSH

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Admin1.bat

Path C:\Users\Admin\AppData\Roaming\Temp\Admin1.bat
Size 358B
SHA256 2e927f1613456cb83440f2444ab702669480fb171dd0e073ce06efa9a30b8b5a
MD5 5dcde3c3ad1dc35ffe19771a9c5b9294
SHA1 9f166c17448b938b2307614e7c44c4e6a3a0bf3e
SHA512 e205b262e0519c5c8533eb01a2305921e88e78e8f09863532168c359c0da3acfb7036fc3ceb5bdf3460d5b83731f8f2960f6c81f8249539ee98e1b52ca3bc218
TLSH
T119E0C008A1FDC3692080F19B56B4D59CE0342AB46E8C730EC632C09AF262C5C7E61011
MD5 SHA1 SHA512 TLSH

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Admin2.bat

Path C:\Users\Admin\AppData\Roaming\Temp\Admin2.bat
Size 102B
SHA256 4e7d460b8dc9f2c01b4c5a16fb956aced10127bc940e8039a80c6455901ea1f0
MD5 3ca08f080a7a28416774d80552d4aa08
SHA1 0b5f0ba641204b27adac4140fd45dce4390dbf24
SHA512 0c64aa462ff70473ef763ec392296fe0ea59b5340c26978531a416732bc3845adf9ca7b673cb7b4ba40cc45674351206096995c43600fccbbbe64e51b6019f01
TLSH
T114B0121243CBCF0D148060D70775A1CCC0740C983F947714DF11C84C314080DFDC6A41
MD5 SHA1 SHA512 TLSH

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mydll.dll

Path C:\Users\Admin\AppData\Roaming\Temp\mydll.dll
Size 382KB
SHA256 f0a24c3d4e5f5948dd84a9db1206e07b904c6c12ff9e20de2a2ad7d6b04c6946
MD5 311930917a26dd0cc3754133b6ffc342
SHA1 3c6baf292592dc733d71c2b984a7b75070b43aff
SHA512 b8401339f12ebf39f9ec6ffad3d6db7188387d9fe997d74f11a0d324389758b777b14f4f4a732879259955c428db6d01644f541c9f21db90e2c7eb94b15ca2f0
SSDEEP 6144:ED1coZXbdacDWZyehpRHy9H4dIBXCN2x/DMVP1tF+jBSVJ6:EDhZLdN9eNXdIlCNuorJ6
TLSH
T106842942AAE95420D2F357306A7DBB39212E78785BA0ECDFB24057FDA420AC19F75353
MD5 SHA1 SHA512 SSDEEP TLSH

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mscaps.exe

Path C:\Windows\SysWOW64\mscaps.exe
Size 200KB
SHA256 2c4c9ec8e9291ba5c73f641af2e0c3e1bbd257ac40d9fb9d3faab7cebc978905
MD5 78d3c8705f8baf7d34e6a6737d1cfa18
SHA1 9f09e248a29311dbeefae9d85937b13da042a010
SHA512 9a3c3175276da58f1bc8d1138e63238c8d8ccfbfa1a8a1338e88525eca47f8d745158bb34396b7c3f25e4296be5f45a71781da33ad0bbdf7ad88a9c305b85609
SSDEEP 3072:34LGpbMkFAIk2GOytDDE1wYa+6NjQYryupFsjzuoAxWhZWkZu4pUBRrwCP8T:FbnDk2HcMZYQYcSovhc7AAcCPe
TLSH
T15114F15B2CB38933F462497542E046FA4FFDAD1332F664EFCF2849C11DA09659528AF2
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2456-0-0x0000000010000000-0x0000000010015000-memory.dmp

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