njrat | d36bd2e8c991174cb6b2bdb1e73d69bfdff527a64ea8c6dab99d6715e9e698cc

General

Target
2026-07-05_2d98aaf481cde02846f5769138a299a1_elex_rhadamanthys_smoke-loader_wannacry.exe
Size 833KB
Sample260705-trm29ady91
SHA256 d36bd2e8c991174cb6b2bdb1e73d69bfdff527a64ea8c6dab99d6715e9e698cc
MD5 2d98aaf481cde02846f5769138a299a1
SHA1 69bd5b395c27f406bb51bb3fb78a2458128571de
SHA512 68601d773fe0ec26d77be2f7d88aeda90f30ea64952cb0795d00a8b58bd77b0b5fe2c108d0f59479e70f44b5f22534ecd0e5a05a970eafda6376040827ab4336
SSDEEP 12288:YgXWq0RBvPJTy0yQucyOsXUit25KnMCuXkoi4NzflAIZoFo:vXWqWJT6NcgnM3koJpVio
TLSH
T1E0058D357ED10032E277877088F275726E76BC5235858E0FA6A5E3631832792ADADF0D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery njrat stormser persistence trojan worm

Malware Config

Signatures

Family: Stormser, StormDDoS, StormAttack, Stormer
Stormser aka StormDDoS, StormAttack, and Stormer is a Windows worm written in C++.
worm stormser
Family: njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

Detects Stormser aka Storm DDoS and StormAttack 2 IoCs

resource	yara_rule
behavioral2/files/0x000e00000001c560-3.dat	family_stormser
behavioral2/files/0x000e00000001c561-6.dat	family_stormser

Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}	2026-07-05_2d98aaf481cde02846f5769138a299a1_elex_rhadamanthys_smoke-loader_wannacry.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}\stubpath = "C:\\Windows\\{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe"	2026-07-05_2d98aaf481cde02846f5769138a299a1_elex_rhadamanthys_smoke-loader_wannacry.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}	{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}\stubpath = "C:\\Windows\\{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}.exe"	{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe

Executes dropped EXE 3 IoCs

pid	Process
6080	{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe
4396	{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}.exe
5020	{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}.exe	{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe
File created	C:\Windows\{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe	2026-07-05_2d98aaf481cde02846f5769138a299a1_elex_rhadamanthys_smoke-loader_wannacry.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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	{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-05_2d98aaf481cde02846f5769138a299a1_elex_rhadamanthys_smoke-loader_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-1991999443-3181470666-3272020885-1000\{1D66C24A-FCEA-44F5-A20A-92732B94ED78}	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\	explorer.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2252	2026-07-05_2d98aaf481cde02846f5769138a299a1_elex_rhadamanthys_smoke-loader_wannacry.exe
Token: SeIncBasePriorityPrivilege	6080	{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe
Token: SeShutdownPrivilege	5872	explorer.exe
Token: SeCreatePagefilePrivilege	5872	explorer.exe
Token: SeShutdownPrivilege	5872	explorer.exe
Token: SeCreatePagefilePrivilege	5872	explorer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3176	sihost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2252 wrote to memory of 6080	2252	2026-07-05_2d98aaf481cde02846f5769138a299a1_elex_rhadamanthys_smoke-loader_wannacry.exe	88
PID 2252 wrote to memory of 5264	2252	2026-07-05_2d98aaf481cde02846f5769138a299a1_elex_rhadamanthys_smoke-loader_wannacry.exe	89
PID 6080 wrote to memory of 4396	6080	{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe	90
PID 6080 wrote to memory of 5816	6080	{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe	91
PID 3176 wrote to memory of 5872	3176	sihost.exe	97
PID 5872 wrote to memory of 5020	5872	explorer.exe	98

C:\Users\Admin\AppData\Local\Temp\2026-07-05_2d98aaf481cde02846f5769138a299a1_elex_rhadamanthys_smoke-loader_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-05_2d98aaf481cde02846f5769138a299a1_elex_rhadamanthys_smoke-loader_wannacry.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Windows\{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe
  C:\Windows\{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:6080
- - C:\Windows\{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}.exe
    C:\Windows\{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4396
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c del C:\Windows\{6C0E2~1.EXE > nul
    3⤵
    - System Location Discovery: System Language Discovery
    PID:5816
- 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:5264

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3176
- C:\Windows\explorer.exe
  explorer.exe /LOADSAVEDWINDOWS
  2⤵
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5872
- - C:\Windows\{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}.exe
    "C:\Windows\{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5020

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Active Setup

1

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Active Setup

1

T1547.014

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

Replay Monitor

Loading Replay Monitor...

Downloads

{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}.exe

Path C:\Windows\{2B0A2EB8-D2B7-487f-B2D5-E51AB821C1D0}.exe
Size 833KB
SHA256 1e3f15be72e3c097dcbcaa642e0a131099f423e1fdeba603c95d6715e5fd917d
MD5 90e5ab747192ed2f86328b079f5e4920
SHA1 a2cb1fede15c596c942af8367188b65c15eed4cb
SHA512 1e11b71dc586ab03659d1fbf995d9b2ef87345ffcae1fa352dbf7fec8f81704f5829be1f60e804dc0843a8701e90e2d4d95dc5e799d927236af2bb57b572873e
SSDEEP 12288:YLXWq0RBvPJTy0yQucyOsXUit25KnMCuXkoi4NzflAIZoFo:IXWqWJT6NcgnM3koJpVio
TLSH
T16B058D357ED10032E277877088F275726E76BC5235858E0FA6A5E3631832792ADADF0D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe

Path C:\Windows\{6C0E2371-C2F5-45e5-BD0C-5985CD23B02E}.exe
Size 833KB
SHA256 357c3bd8d5ceb906600859e2c3ebf9ebb0d985e172b222d0c7e6406d762df30c
MD5 394ba7b24322ef1bcac226a1a7099dae
SHA1 95a4a8fb09b36a89884ba3d6d702c980f51561be
SHA512 c568d34c85adbbab4211c43e3ca5e6acb99164536038ee7ddf8e892ff5bde841d45d318012c55eae5f4e03b8b9a036fe7a8a506035b893d489520786d92fdd67
SSDEEP 12288:YcXWq0RBvPJTy0yQucyOsXUit25KnMCuXkoi4NzflAIZoFo:LXWqWJT6NcgnM3koJpVio
TLSH
T108058D357ED10032E277877088F275726E76BC5235858E0FA6A5E3631832792ADADF0D
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads