Analysis
- max time kernel
150s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
06/06/2026, 01:32
Static task
static1
Behavioral task
behavioral1
Sample
2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe
Resource
win11-20260513-en
General
- Target 2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe
- Size 4.9MB
- Sample260606-byeeksgw4z
- SHA256 f7e924b8adc177b705602a07dbf311054c8e22693e4ea1638a0a8a8c917029e5
- MD5 9b8f2cbe78e31bde3ab91ac941192384
- SHA1 f18907904d91c8aa8df7e13ce1b010c75fb93dff
- SHA512 9e4691f9adb8cf5507c0a9eab19bf942cd6bd41a895fa04013d4fae598fed76f3e0d928390362294d3524cd7894966c07f9feac295e7b6c46e7b0ed82b4ca739
- SSDEEP 49152:BKy7QeeHFw1IkSKreUnlzevKgBOl9fsaUiDbatPEHF6Z+EK/hvgcEfLUTq0gDNar:oIQ9zNBmsOqQgDNcEanicl5P
- TLSH T188366D4663F885E9E5B7D1788E7AD632EBB17C120530A34F07A0DA9B1F376205E2D721
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 1500 temp0a1.exe - Executes dropped EXE 4 IoCs
pid Process 1500 temp0a1.exe 1436 2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe 3004 Netexe.exe 2420 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\\Netexe.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) \??\R: temp0a1.exe File opened (read-only) \??\A: temp0a1.exe File opened (read-only) \??\G: 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) \??\U: temp0a1.exe File opened (read-only) \??\V: temp0a1.exe File opened (read-only) \??\H: temp0a1.exe File opened (read-only) \??\S: 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) \??\Z: temp0a1.exe File opened (read-only) \??\E: temp0a1.exe File opened (read-only) \??\I: temp0a1.exe File opened (read-only) \??\L: temp0a1.exe File opened (read-only) \??\N: temp0a1.exe File opened (read-only) \??\P: temp0a1.exe File opened (read-only) \??\T: temp0a1.exe File opened (read-only) \??\A: temp0a1.exe File opened (read-only) \??\B: temp0a1.exe File opened (read-only) \??\B: temp0a1.exe File opened (read-only) \??\J: 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\IntegratedOffice.exe temp0a1.exe File opened for modification C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe temp0a1.exe 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 - Drops file in Windows directory 9 IoCs
description ioc Process File opened for modification C:\Windows\file0a0.dat 2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe File created C:\Windows\temp0a1.exe Netexe.exe File created C:\Windows\temp0a1.exe 2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe File opened for modification C:\Windows\temp0a1.exe 2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe File opened for modification C:\Windows\Netexe.exe temp0a1.exe File opened for modification C:\Windows\temp0a1.exe Netexe.exe File opened for modification C:\Windows\file0a0.dat Netexe.exe File created C:\Windows\Netexe.exe temp0a1.exe File opened for modification C:\Windows\Netexe.exe temp0a1.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 2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_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 Netexe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language temp0a1.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3760 2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe 3760 2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe 3004 Netexe.exe 3004 Netexe.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1436 2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3760 wrote to memory of 1500 3760 2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe 80 PID 1500 wrote to memory of 1436 1500 temp0a1.exe 81 PID 3004 wrote to memory of 2420 3004 Netexe.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_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:3760 -
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:1500 -
C:\Users\Admin\AppData\Local\Temp\2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exeC:\Users\Admin\AppData\Local\Temp\2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_cobalt-strike_elex_icedid_njrat_vidar.exe3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1436
-
-
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C:\Windows\Netexe.exeC:\Windows\Netexe.exe1⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3004 -
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:2420
-
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\2026-06-06_9b8f2cbe78e31bde3ab91ac941192384_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\Netexe.exe
- Size 55KB
- SHA256 c1cbd6fb63e998e3b330f2e678ebeff951636699f9f621eaa8ccba5d7b02e6b7
- MD5 0a4aa3895ff80398d2a363efb930e515
- SHA1 fb94d7b848a3c3b10358f6786ad79c6b9b4eee88
- SHA512 3a1d683684369c62681058be9e447befeaaf3828aa59e123234f52d75b57ec0091c29412594421d9a0088c1bea1c2aa7c65c328715ed1f802fcf645a3cc26a70
- SSDEEP 768:akJvvqaxRyEtyZmC9Lm09Pv2pMJ0+s4t9cpO5vAjXFBS3Q70PcLHQitRr1DJSBOd:f3qaxRyEk9LmQuyPt9cgY4PcLH7nkP8
- TLSH T163436B53F681C972E025DABC9C19D384BE3C7A306D398096B7E91FCCDF6D190591DA82
- 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 21B
- SHA256 1a8a0475a5a53dcbc4f0fd9e93c864d4f82ca9215015c93a0c03546fe47c6280
- MD5 6986a8e46ce85d4d4f747454b8e6956f
- SHA1 869f3420be55fe522c8414e35fb10fbaea86b25d
- SHA512 f2d975035101b3009bec178e26a6dabaa60a212ecac87095e0f8a9d24e4a51d395ae72cb8623c01eaf7b64223a289bdd392e12575e068c879737689efb69c3d2
- MD5 SHA1 SHA512
- Path C:\Windows\file0a0.dat
- Size 119B
- SHA256 3636e96b67244a20e08cdc3ad86db244e50c365927d24509467297369df97854
- MD5 6d52faf43729c99c6e71ffe5bad7b6af
- SHA1 d78e39043654478b1ae735ab47b069abb87340c3
- SHA512 8789f03497dbaebfaac6299d4fe6b4a5e225c05ceae6e5f461ac3035adff98c0cc2c0f8545f6d4f848bc05f58663442aca6d98b542ce22e9f328a33d2ca01c1d
- TLSH T13DB09211C69ACA85102A329746A65DDCD1212848AF6A23119B58989D119089CBE90626
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\temp0a1.exe
- Size 4.9MB
- SHA256 f7e924b8adc177b705602a07dbf311054c8e22693e4ea1638a0a8a8c917029e5
- MD5 9b8f2cbe78e31bde3ab91ac941192384
- SHA1 f18907904d91c8aa8df7e13ce1b010c75fb93dff
- SHA512 9e4691f9adb8cf5507c0a9eab19bf942cd6bd41a895fa04013d4fae598fed76f3e0d928390362294d3524cd7894966c07f9feac295e7b6c46e7b0ed82b4ca739
- SSDEEP 49152:BKy7QeeHFw1IkSKreUnlzevKgBOl9fsaUiDbatPEHF6Z+EK/hvgcEfLUTq0gDNar:oIQ9zNBmsOqQgDNcEanicl5P
- TLSH T188366D4663F885E9E5B7D1788E7AD632EBB17C120530A34F07A0DA9B1F376205E2D721
- MD5 SHA1 SHA512 SSDEEP TLSH