e6a8150d6c9bdb3c79392e4fa5a116fbdcee5042d6498ce5ebf9d73afa60c79b

General

Target
2026-10-28_c4a5ff510a67c40617987490acd967bb_elex_icedid_njrat_vidar.exe
Size 473KB
Sample261029-xvbeeaet2x
SHA256 e6a8150d6c9bdb3c79392e4fa5a116fbdcee5042d6498ce5ebf9d73afa60c79b
MD5 c4a5ff510a67c40617987490acd967bb
SHA1 ff34eb9666863b383f0a6da2c024da2b037edf81
SHA512 0a4baa73f9e8a340d33f4896d9e5f2a1d3005479999797a5f4d98ee4f3584b16b96c4e03f607e2abd55324a9d83d5460a850322bfa36ffc9c5c2a544c43c5138
SSDEEP 12288:TUdgvD+k3HVJ5xDfp4D7/SAOZi+5v4+rcKfto:ggLJVJTt4D7/SAOZi+5v48cKfa
TLSH
T1FFA48D16B3A445F5E177E239C9664A11E9767C164B30E74E03AC82AA0F237619E3FF21
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects executables packed with ASPack 7 IoCs

resource	yara_rule
behavioral1/memory/3968-0-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_EXE_Packed_ASPack
behavioral1/files/0x000a0000000243f1-6.dat	INDICATOR_EXE_Packed_ASPack
behavioral1/memory/3192-10-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_EXE_Packed_ASPack
behavioral1/memory/3968-9-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_EXE_Packed_ASPack
behavioral1/memory/856-16-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_EXE_Packed_ASPack
behavioral1/memory/856-18-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_EXE_Packed_ASPack
behavioral1/memory/1992-19-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_EXE_Packed_ASPack

Executes dropped EXE 4 IoCs

pid	Process
1992	MSWDM.EXE
3192	MSWDM.EXE
4256	2026-10-28_C4A5FF510A67C40617987490ACD967BB_ELEX_ICEDID_NJRAT_VIDAR.EXE
856	MSWDM.EXE

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	2026-10-28_c4a5ff510a67c40617987490acd967bb_elex_icedid_njrat_vidar.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	2026-10-28_c4a5ff510a67c40617987490acd967bb_elex_icedid_njrat_vidar.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	MSWDM.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	MSWDM.EXE

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\dev4888.tmp	2026-10-28_c4a5ff510a67c40617987490acd967bb_elex_icedid_njrat_vidar.exe
File created	C:\WINDOWS\MSWDM.EXE	2026-10-28_c4a5ff510a67c40617987490acd967bb_elex_icedid_njrat_vidar.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	MSWDM.EXE
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	MSWDM.EXE
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	MSWDM.EXE
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	MSWDM.EXE

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-10-28_c4a5ff510a67c40617987490acd967bb_elex_icedid_njrat_vidar.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSWDM.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSWDM.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSWDM.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3192	MSWDM.EXE
3192	MSWDM.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3968 wrote to memory of 1992	3968	2026-10-28_c4a5ff510a67c40617987490acd967bb_elex_icedid_njrat_vidar.exe	85
PID 3968 wrote to memory of 3192	3968	2026-10-28_c4a5ff510a67c40617987490acd967bb_elex_icedid_njrat_vidar.exe	86
PID 3192 wrote to memory of 4256	3192	MSWDM.EXE	87

C:\Users\Admin\AppData\Local\Temp\2026-10-28_c4a5ff510a67c40617987490acd967bb_elex_icedid_njrat_vidar.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-28_c4a5ff510a67c40617987490acd967bb_elex_icedid_njrat_vidar.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3968
- C:\WINDOWS\MSWDM.EXE
  "C:\WINDOWS\MSWDM.EXE"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Reads the TCP/IP host and domain name from the registry
  - System Location Discovery: System Language Discovery
  PID:1992
- C:\WINDOWS\MSWDM.EXE
  -r!C:\Windows\dev4888.tmp!C:\Users\Admin\AppData\Local\Temp\2026-10-28_c4a5ff510a67c40617987490acd967bb_elex_icedid_njrat_vidar.exe! !
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3192
- - C:\Users\Admin\AppData\Local\Temp\2026-10-28_C4A5FF510A67C40617987490ACD967BB_ELEX_ICEDID_NJRAT_VIDAR.EXE
    3⤵
    - Executes dropped EXE
    PID:4256

C:\Windows\MSWDM.EXE
MSWDM.EXE
1⤵
- Executes dropped EXE
- Adds Run key to start application
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
PID:856

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

MSWDM.EXE

Path C:\WINDOWS\MSWDM.EXE
Size 42KB
SHA256 d02fd6f7851d40f76e7c2451a8de69ccebdbd78b28a747b5b6948937fdb481d3
MD5 6ec2ce90e63a8734071176cc14930c68
SHA1 4dfc31d7bde277bd7f88bdd8d8efe176e0e2e3be
SHA512 1b0d598b8a814cf5f1cc9674e70993f09e0eae884c19c7ed60e22cf630f2fc319015de0fda88a05d077cb1438c41e4bd632f991a0cb9c30b9bfe98199d0d91b7
SSDEEP 768:13hvGPxwlCuC1d7GEFnI7S74stVOLNxngCNSgDcD1CtEHbY67jy:RhvGPxaCGTUtaNxngDsPtyY6S
TLSH
T17513F16B7384E5BACE0615360C7F4A9CC8DAEE695342668794CD2CEC3CC19303A4F49E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

dev4888.tmp

Path C:\Windows\dev4888.tmp
Size 430KB
SHA256 5d96bbc4e5b726d87c7cf547f5fe98f8f05434ec2130bd60cbf5671fd3a7381b
MD5 ffca2fbcc7e4637f2acc0a8a3b0dbaaa
SHA1 3697f037e527a31c013a2ff3ee2f6c373e67a2a7
SHA512 3d9bb3641bdb7d89d30a7d552c8eca7355ab64e56d6d1657dbfe4f4f66c93ced1aa75ffb1fc0326f5e06310bad6e51c94d57e7ef74e9db215ac2c72da1a20faf
SSDEEP 12288:WD+k3HVJ5xDfp4D7/SAOZi+5v4+rcKfth:UJVJTt4D7/SAOZi+5v48cKf3
TLSH
T127947C16B7A405F5E177E23DCA624A11E9767C165B30E74E03AC826A0F237619E3EF31
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/856-16-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/856-18-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/1992-19-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/3192-10-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/3968-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/3968-9-0x0000000000400000-0x0000000000417000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads