Analysis
- max time kernel
150s - max time network
139s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
02/06/2026, 02:33
Static task
static1
Behavioral task
behavioral1
Sample
2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe
Resource
win11-20260513-en
General
- Target 2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe
- Size 4.9MB
- Sample260602-c1632sdt2k
- SHA256 1dc6c6f5a35470746f83513d37f297d81ef4c263149c1478bd8f211271fdc7b6
- MD5 d12eb4bae821bd83bc18166de5c05acf
- SHA1 856f338c2d5b62d7b77a42a380764ceafba0626e
- SHA512 0c81dd5671157a1876032f072a1ff9168fbff97843ea400c31fb72ba476928d2c07004fb994a9fb83f7f037f1685f6d0de063e8f1578e6db8aa344593b0bfb3a
- SSDEEP 49152:8Ky7QeeHFw1IkSKreUnlzevKgBOl9fsaUiDbatPEHF6Z+EK/hvgcEfLUTq0gDNar:3IQ9zNBmsOqQgDNcEanicl5P
- TLSH T102366D4663F885E9E5B7D1788E7AD632EBB17C120530A34F07A0DA9B1F376205E2D721
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 5004 temp0a1.exe - Executes dropped EXE 4 IoCs
pid Process 5004 temp0a1.exe 5128 2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe 4148 monCD.exe 2492 temp0a1.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\jaremore = "C:\\Windows\\monCD.exe" temp0a1.exe - Enumerates connected drives 3 TTPs 25 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\Z: temp0a1.exe File opened (read-only) \??\B: temp0a1.exe File opened (read-only) \??\G: temp0a1.exe File opened (read-only) \??\H: temp0a1.exe File opened (read-only) \??\J: temp0a1.exe File opened (read-only) \??\S: temp0a1.exe File opened (read-only) \??\U: temp0a1.exe File opened (read-only) \??\A: temp0a1.exe File opened (read-only) \??\L: temp0a1.exe File opened (read-only) \??\N: temp0a1.exe File opened (read-only) \??\T: temp0a1.exe File opened (read-only) \??\V: temp0a1.exe File opened (read-only) \??\K: temp0a1.exe File opened (read-only) \??\M: temp0a1.exe File opened (read-only) \??\O: temp0a1.exe File opened (read-only) \??\P: temp0a1.exe File opened (read-only) \??\R: temp0a1.exe File opened (read-only) \??\W: temp0a1.exe File opened (read-only) \??\X: temp0a1.exe File opened (read-only) \??\Y: temp0a1.exe File opened (read-only) \??\A: temp0a1.exe File opened (read-only) \??\B: temp0a1.exe File opened (read-only) \??\E: temp0a1.exe File opened (read-only) \??\I: temp0a1.exe File opened (read-only) \??\Q: temp0a1.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\bb.ico temp0a1.exe - Drops file in Program Files directory 6 IoCs
description ioc Process File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe temp0a1.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe temp0a1.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe temp0a1.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe temp0a1.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe temp0a1.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe temp0a1.exe - Drops file in Windows directory 9 IoCs
description ioc Process File opened for modification C:\Windows\file0a0.dat 2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe File created C:\Windows\temp0a1.exe monCD.exe File opened for modification C:\Windows\temp0a1.exe monCD.exe File opened for modification C:\Windows\file0a0.dat monCD.exe File created C:\Windows\temp0a1.exe 2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe File opened for modification C:\Windows\monCD.exe temp0a1.exe File created C:\Windows\monCD.exe temp0a1.exe File opened for modification C:\Windows\monCD.exe temp0a1.exe File opened for modification C:\Windows\temp0a1.exe 2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language temp0a1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language monCD.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language temp0a1.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 5548 2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe 5548 2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe 4148 monCD.exe 4148 monCD.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5128 2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5548 wrote to memory of 5004 5548 2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe 80 PID 5004 wrote to memory of 5128 5004 temp0a1.exe 81 PID 4148 wrote to memory of 2492 4148 monCD.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5548 -
C:\Windows\temp0a1.exe"C:\Windows\temp0a1.exe" ejecuta2⤵
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5004 -
C:\Users\Admin\AppData\Local\Temp\2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exeC:\Users\Admin\AppData\Local\Temp\2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:5128
-
-
-
C:\Windows\monCD.exeC:\Windows\monCD.exe1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4148 -
C:\Windows\temp0a1.exe"C:\Windows\temp0a1.exe" ejecuta2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:2492
-
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\2026-06-02_d12eb4bae821bd83bc18166de5c05acf_cobalt-strike_elex_icedid_njrat_vidar.exe
- Size 4.9MB
- SHA256 95ff667b36dbde1bb9bf740dd6f9e5b74ce9e0e9becd427600aca700261a8470
- MD5 9b184bbf6c7d1bacd7e292241002e5bf
- SHA1 a537ab7af82d76d6d9f73e499a93536695250373
- SHA512 8db2c3d1038569f8b5c251c209c2c9cfca400d8ed5daa99856f46bd3eca7e5a1ac6cfcc16e473e57ab29f64f8d7702db069463a4a6e969720d57d3e27b38c57e
- SSDEEP 49152:eKy7QeeHFw1IkSKreUnlzevKgBOl9fsaUiDbatPEHF6Z+EK/hvgcEfLUTq0gDNaI:dIQ9zNBmsOqQgDNcEanicl58
- TLSH T177367D4663F885E9E5B7D1788E7AD632EBB17C120530A34F07A0DA9B1F376205E2D721
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\SysWOW64\bb.ico
- Size 4KB
- SHA256 823cbf89390733bd09d5541839786670d748064e50ff235928abd9e2433192b7
- MD5 84a8ab049bb249ce1b1e25d5648571a9
- SHA1 66b48c0e63f542b74a5b003af9660222c1d0f324
- SHA512 8ce3b7fa9917ee0164b3a09920aaa1ec6806159aab184e3fbb15fc58134c64957811eded9ad3d459c0c1a257aee3129473136d1800f5d89bc9adc5a43a4b6c64
- SSDEEP 48:z2pe4sdnY/3XXXXXXXXXXcDD3V+yD3/6k0vucpb:z6bsdnY/XXXXXXXXXXcDD3Vr/6Jvu6
- TLSH T19C91553EA718B8B0F98E6DB1236FC064505E7504151BCDA6B1A9FCB07F92CEA40143CE
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\file0a0.dat
- Size 119B
- SHA256 78bf03ac324ce1338b0009e9deb5f6c37c782ac2dd0ab1924beaf786c6d19d4d
- MD5 8f3010e2487d6e259bb2aedbafc815a7
- SHA1 503f368352ae045b41bd22b1cc2f63164de9df0f
- SHA512 454e0ada9fcffbab702e2013207c0effdb94140d8fb48057287f8e3936b49b191b740f043a2d65ee810e2ceba7a71de586d73486da1dfed6b64d8e687f7553dc
- TLSH T161B09B25C156D64D0420306B8595199CC055290D5B5637515B58D84D218088D7565716
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\file0a0.dat
- Size 20B
- SHA256 e6f877d9df28b93dd540f91b89ad02fe9e950a4417d767ab39c7cabc75daa2e2
- MD5 b06d3eb039e032d99abd4a34a23e2659
- SHA1 8a9fce4fe7e2aa858b36cc6081dd5caa7c3f0bf0
- SHA512 4b1c35d4bab1695506c875669980e07830655ff5ba7e308b0affa9c0dac377ce2f938720a52e0002d62fee374e0aad02c43d00949eadb006800f0f2707486073
- MD5 SHA1 SHA512
- Path C:\Windows\monCD.exe
- Size 56KB
- SHA256 f47282d46b39f59cd3a6e56372eba1d673e672701efc995f0fa12c30c6dadd8f
- MD5 8dbfe6b651cb8b628d1e19660670e0a7
- SHA1 027d5f2418737d9a26eec8fc209d0d9f25c31b46
- SHA512 63765e602802129f932640eba7e9b942b1d2aa7c4e9a458d5ae6320ee79428b93d2d576ccb064e1fe3fe3272fc4cf7b63ac2bd8c0ccec4660b2b71afdef23e6e
- SSDEEP 768:EkJvvqaxRyEtyZmC9Lm09Pv2pMJ0+s4t9cpO5vAjXFBS3Q70PcLHQitRr1DJSB7h:p3qaxRyEk9LmQuyPt9cgY4PcLH7n/u
- TLSH T17D434913FA40C976E06AD7BC9C19D244AE3C7E20AD35C1A6B7D90FCC9F29190552DEA2
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\temp0a1.exe
- Size 4.9MB
- SHA256 1dc6c6f5a35470746f83513d37f297d81ef4c263149c1478bd8f211271fdc7b6
- MD5 d12eb4bae821bd83bc18166de5c05acf
- SHA1 856f338c2d5b62d7b77a42a380764ceafba0626e
- SHA512 0c81dd5671157a1876032f072a1ff9168fbff97843ea400c31fb72ba476928d2c07004fb994a9fb83f7f037f1685f6d0de063e8f1578e6db8aa344593b0bfb3a
- SSDEEP 49152:8Ky7QeeHFw1IkSKreUnlzevKgBOl9fsaUiDbatPEHF6Z+EK/hvgcEfLUTq0gDNar:3IQ9zNBmsOqQgDNcEanicl5P
- TLSH T102366D4663F885E9E5B7D1788E7AD632EBB17C120530A34F07A0DA9B1F376205E2D721
- MD5 SHA1 SHA512 SSDEEP TLSH