Analysis
- max time kernel
149s - max time network
146s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
22/04/2026, 04:32
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-04-22_f81f17f8aabb271cd8620e666feb28ca_elex_emotet_icedid_luca-stealer_njrat_nymaim_remcos_rhadamanthys.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-04-22_f81f17f8aabb271cd8620e666feb28ca_elex_emotet_icedid_luca-stealer_njrat_nymaim_remcos_rhadamanthys.exe
Resource
win11-20260130-en
windows11-21h2-x64
7 signatures
150 seconds
General
- Target 2026-04-22_f81f17f8aabb271cd8620e666feb28ca_elex_emotet_icedid_luca-stealer_njrat_nymaim_remcos_rhadamanthys.exe
- Size 1.3MB
- Sample260422-e5y94sg12q
- SHA256 6626048bedbf7fe8d034995d853f34483e88f5987d17a401788d0a45932082d5
- MD5 f81f17f8aabb271cd8620e666feb28ca
- SHA1 03c0b32dfaecfb92a4bf6d4517e1922dbd94bba4
- SHA512 f6838aaa239e4e6491913bedc3627e6ad38b02fdc44d45b9169eed250ddf1c4a9e83c199477d51e623af3b516e722d465f1775a82dbd74fb03e87bd8affef0b7
- SSDEEP 24576:GDVmpzoEj5DrfzXdaxgAOZGspkqLCVHpZktAIn1brR7ZHFGjbhDZlnfiuWX8:GDkpzoiNXdaxgAOZDp/Avkz1brR1HF6V
- TLSH T18955F11075D08EB0E1BF593048B59AB09ABBFC304E3147DB63947E6C3E74980AA36767
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 2740 googleupdatesetup32.exe 1152 eventviewer.exe - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\syslog.exe 2026-04-22_f81f17f8aabb271cd8620e666feb28ca_elex_emotet_icedid_luca-stealer_njrat_nymaim_remcos_rhadamanthys.exe File created C:\Windows\SysWOW64\eventviewer.exe 2026-04-22_f81f17f8aabb271cd8620e666feb28ca_elex_emotet_icedid_luca-stealer_njrat_nymaim_remcos_rhadamanthys.exe - Drops file in Program Files directory 64 IoCs
description ioc Process File created C:\Program Files (x86)\GUM1C6C.tmp\GoogleCrashHandler.exe googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_pl.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_te.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_hr.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_id.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\psuser_64.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_lv.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_ta.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_zh-CN.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_zh-TW.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\GoogleUpdateBroker.exe googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\GoogleUpdateOnDemand.exe googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_de.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_es-419.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_is.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_nl.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_sk.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\GoogleUpdateSetup.exe googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_pt-PT.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_bn.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_es.dll googleupdatesetup32.exe File opened for modification C:\Program Files (x86)\GUT1C6D.tmp googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\npGoogleUpdate3.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\psmachine_64.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_am.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_hu.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\GoogleUpdateComRegisterShell64.exe googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_gu.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_ko.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_uk.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_pt-BR.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_el.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_fi.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_fil.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_hi.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_kn.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_en-GB.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\GoogleUpdateHelper.msi googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\GoogleUpdateCore.exe googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_da.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_et.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_sr.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\psuser.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdate.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_ms.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_th.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\GoogleUpdate.exe googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_it.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_lt.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_ml.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_ru.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_ca.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_iw.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_no.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_sl.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_vi.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_en.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\psmachine.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_fr.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_sw.dll googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_ur.dll googleupdatesetup32.exe File opened for modification C:\Program Files (x86)\GUM1C6C.tmp\GoogleUpdateSetup.exe googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\GoogleCrashHandler64.exe googleupdatesetup32.exe File created C:\Program Files (x86)\GUM1C6C.tmp\goopdateres_ar.dll googleupdatesetup32.exe - Program crash 2 IoCs
pid pid_target Process procid_target 3404 4732 WerFault.exe 79 4932 1152 WerFault.exe 81 - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-04-22_f81f17f8aabb271cd8620e666feb28ca_elex_emotet_icedid_luca-stealer_njrat_nymaim_remcos_rhadamanthys.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language googleupdatesetup32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eventviewer.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1152 eventviewer.exe 1152 eventviewer.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4732 wrote to memory of 2740 4732 2026-04-22_f81f17f8aabb271cd8620e666feb28ca_elex_emotet_icedid_luca-stealer_njrat_nymaim_remcos_rhadamanthys.exe 80 PID 4732 wrote to memory of 1152 4732 2026-04-22_f81f17f8aabb271cd8620e666feb28ca_elex_emotet_icedid_luca-stealer_njrat_nymaim_remcos_rhadamanthys.exe 81
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-22_f81f17f8aabb271cd8620e666feb28ca_elex_emotet_icedid_luca-stealer_njrat_nymaim_remcos_rhadamanthys.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-22_f81f17f8aabb271cd8620e666feb28ca_elex_emotet_icedid_luca-stealer_njrat_nymaim_remcos_rhadamanthys.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4732 -
C:\Users\Admin\AppData\Local\Temp\googleupdatesetup32.exe"googleupdatesetup32.exe "2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2740
-
-
C:\Windows\SysWOW64\eventviewer.exe"C:\Windows\system32\eventviewer.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1152 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1152 -s 14523⤵
- Program crash
PID:4932
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4732 -s 14522⤵
- Program crash
PID:3404
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4732 -ip 47321⤵PID:2640
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1152 -ip 11521⤵PID:544
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\googleupdatesetup32.exe
- Size 1.1MB
- SHA256 f91e258ea71dcbfc82371b2ee3e20852e45bef0cb946223d1141a6ef1dfb793f
- MD5 53baee50f7a69bf3bc0fffe25341a923
- SHA1 0b7998f5517ed4e7c5aeea3a89d73b60d2a2d102
- SHA512 0eb28032849f775f604b7064a4f00f7d802c8c2fd5c7bc21b48298e6c3d316286963794b4c6c4981199c21f56b08d9aa466a470d40738d1b633b7feddc8e6241
- SSDEEP 24576:pEj5DrfzXdaxgAOZGspkqLCVHpZktAIn1brR7ZHFGjbhDZlnN:piNXdaxgAOZDp/Avkz1brR1HF69HN
- TLSH T120351210B5E480B0F5F26F3454F895E05ABEFC3149788A5F6384196C1FB46C1BA3AB6B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\redevlist.dat
- Size 104KB
- SHA256 81319e7b7db8b49fdfdb593657d967a6fd1a69344c75227e7f597cf418ba6ff4
- MD5 f35b818ca51576e62a33c1cc8f5515c6
- SHA1 5f61f9d078694f493d7b69f5c124352f6fd9442c
- SHA512 954582de08d4b57799aabfccec0ee36175d5c49180ab427bc89d395e897e4cccfc755168ef450651e7c1d9937e072ee2e3828dbbeded1fd69da203c1421a3640
- SSDEEP 1536:zJqwy75UhKasJY9FOQpbHtpxwkTPPnOED4LZFasOtN9WlQH:YDwtXphLMZ+tH
- TLSH T1B6A32B7163F00ABA60C343A47B647A597E95D18BE113C0DCB3BE56516F83DB28C37A68
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\SysWOW64\eventviewer.exe
- Size 88KB
- SHA256 3baf58e8eb6f1dee7da7df83cb38925e69ffe130a02f667380cbee69aea17b15
- MD5 188a727732ea436cedbfa4f016e7bbdf
- SHA1 bf0ba32262cc4abb23e5c61ad6c750188558c8d1
- SHA512 7139f3967289b66bb27bbd2b669ebe53197d3a825a21b8614e5352d426f3a74ba88d8618b869bb19d6c8a51780e636042c9a379f8d797d552cb316be1570e26b
- SSDEEP 768:6hKzpWe7ofYFf0vX2Y9MMcz/pK3mriMYH/K0o+0pdE+7c/vm9Oacl1iB90/Va0DN:j1W9YV0OZMIljwiJ7c/EOaclRkQUQoR
- TLSH T11193AF2A39E044B2D688407151F56F39D33FE5741B11A6C3EB78EF682D21AA0D53B78B
- MD5 SHA1 SHA512 SSDEEP TLSH