40666fc515000f979f5b1b2b7579ff7de89902849a5806942545853bc2f8dc39

Analysis

max time kernel
11s
max time network
115s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
03/09/2026, 09:49

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General

Target
2026-09-01_74066f315105fce62c0eb2f406960921_amadey_elex_emotet_smoke-loader_stop.exe
Size 452KB
Sample260903-ltk2nstgnf
SHA256 40666fc515000f979f5b1b2b7579ff7de89902849a5806942545853bc2f8dc39
MD5 74066f315105fce62c0eb2f406960921
SHA1 7b4ca4f355b6c07d1ec65f0d8cf84a28efceaa58
SHA512 79fc14d95edaeac0d05b42e295666af29b3c55cd50503c5ab8f6aa6a7793f9417ec6be5c8ff85090d4d28db4e9c4276c0b3772e3ef600bc3f40aef3b91f6a509
SSDEEP 6144:2wwsXDz61UAqq3VAWdHQAGqp2Neo9OG2A++2UozbClks6qBPptM3LkWNorccgrsV:GeDz6KAqOQAFp2OXa5KyZgIQFS
TLSH
T146A4AF30FBB18273E5AB0971067BD72596B9F500A72A51C3A7404EF6EE207D15A3A34F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery persistence

Malware Config

Signatures

Custom signature

Detects executables packed with ASPack 8 IoCs

resource	yara_rule
behavioral2/memory/4196-0-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_EXE_Packed_ASPack
behavioral2/files/0x000d00000001c5b9-7.dat	INDICATOR_EXE_Packed_ASPack
behavioral2/memory/4196-12-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_EXE_Packed_ASPack
behavioral2/memory/5192-18-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_EXE_Packed_ASPack
behavioral2/files/0x000c00000001c5bb-19.dat	INDICATOR_EXE_Packed_ASPack
behavioral2/memory/2512-21-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_EXE_Packed_ASPack
behavioral2/memory/2868-24-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_EXE_Packed_ASPack
behavioral2/memory/4548-25-0x0000000000400000-0x0000000000414000-memory.dmp	INDICATOR_EXE_Packed_ASPack

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\drivers\Km913.sys	2026-09-01_74066F315105FCE62C0EB2F406960921_AMADEY_ELEX_EMOTET_SMOKE-LOADER_STOP.EXE

Executes dropped EXE 5 IoCs

pid	Process
4548	MSWDM.EXE
2512	MSWDM.EXE
2084	2026-09-01_74066F315105FCE62C0EB2F406960921_AMADEY_ELEX_EMOTET_SMOKE-LOADER_STOP.EXE
5192	MSWDM.EXE
2868	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"	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE"	2026-09-01_74066f315105fce62c0eb2f406960921_amadey_elex_emotet_smoke-loader_stop.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE"	2026-09-01_74066f315105fce62c0eb2f406960921_amadey_elex_emotet_smoke-loader_stop.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\WINDOWS\MSWDM.EXE	2026-09-01_74066f315105fce62c0eb2f406960921_amadey_elex_emotet_smoke-loader_stop.exe
File opened for modification	C:\Windows\dev8BFA.tmp	2026-09-01_74066f315105fce62c0eb2f406960921_amadey_elex_emotet_smoke-loader_stop.exe
File opened for modification	C:\Windows\dev8BFA.tmp	MSWDM.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	2026-09-01_74066F315105FCE62C0EB2F406960921_AMADEY_ELEX_EMOTET_SMOKE-LOADER_STOP.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	2026-09-01_74066f315105fce62c0eb2f406960921_amadey_elex_emotet_smoke-loader_stop.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
2512	MSWDM.EXE
2512	MSWDM.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
812	Process not Found

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2084	2026-09-01_74066F315105FCE62C0EB2F406960921_AMADEY_ELEX_EMOTET_SMOKE-LOADER_STOP.EXE
Token: SeAssignPrimaryTokenPrivilege	2084	2026-09-01_74066F315105FCE62C0EB2F406960921_AMADEY_ELEX_EMOTET_SMOKE-LOADER_STOP.EXE
Token: SeBackupPrivilege	2084	2026-09-01_74066F315105FCE62C0EB2F406960921_AMADEY_ELEX_EMOTET_SMOKE-LOADER_STOP.EXE
Token: SeRestorePrivilege	2084	2026-09-01_74066F315105FCE62C0EB2F406960921_AMADEY_ELEX_EMOTET_SMOKE-LOADER_STOP.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4196 wrote to memory of 4548	4196	2026-09-01_74066f315105fce62c0eb2f406960921_amadey_elex_emotet_smoke-loader_stop.exe	88
PID 4196 wrote to memory of 2512	4196	2026-09-01_74066f315105fce62c0eb2f406960921_amadey_elex_emotet_smoke-loader_stop.exe	89
PID 2512 wrote to memory of 2084	2512	MSWDM.EXE	90
PID 2512 wrote to memory of 5192	2512	MSWDM.EXE	94

C:\Users\Admin\AppData\Local\Temp\2026-09-01_74066f315105fce62c0eb2f406960921_amadey_elex_emotet_smoke-loader_stop.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-01_74066f315105fce62c0eb2f406960921_amadey_elex_emotet_smoke-loader_stop.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4196
- C:\WINDOWS\MSWDM.EXE
  "C:\WINDOWS\MSWDM.EXE"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:4548
- C:\WINDOWS\MSWDM.EXE
  -r!C:\Windows\dev8BFA.tmp!C:\Users\Admin\AppData\Local\Temp\2026-09-01_74066f315105fce62c0eb2f406960921_amadey_elex_emotet_smoke-loader_stop.exe! !
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2512
- - C:\Users\Admin\AppData\Local\Temp\2026-09-01_74066F315105FCE62C0EB2F406960921_AMADEY_ELEX_EMOTET_SMOKE-LOADER_STOP.EXE
    3⤵
    - Drops file in Drivers directory
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2084
- - C:\WINDOWS\MSWDM.EXE
    -e!C:\Windows\dev8BFA.tmp!C:\Users\Admin\AppData\Local\Temp\2026-09-01_74066F315105FCE62C0EB2F406960921_AMADEY_ELEX_EMOTET_SMOKE-LOADER_STOP.EXE!
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    PID:5192

C:\Windows\MSWDM.EXE
MSWDM.EXE
1⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2868

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

2026-09-01_74066F315105FCE62C0EB2F406960921_AMADEY_ELEX_EMOTET_SMOKE-LOADER_STOP.EXE

Path C:\Users\Admin\AppData\Local\Temp\2026-09-01_74066F315105FCE62C0EB2F406960921_AMADEY_ELEX_EMOTET_SMOKE-LOADER_STOP.EXE
Size 452KB
SHA256 e427cb04d4770a66505bd1007cefe28d0f3e282321a395bc0c4299b26e463241
MD5 615295823d65e630564f1995c3a09083
SHA1 4f76c3ae6961690fb2762bdef5a0e72f92f86932
SHA512 e279e69897e51cdd4253e2a76c2c45a11835e97c5525785abbec0a3f61374af8ebcd7e9c6adb192503b5c287258b6060acc45b9510b4e46037915af186578ed3
SSDEEP 6144:2wwsXDz61UAqq3VAWdHQAGqp2Neo9OG2A++2UozbClks6qBPptM3LkWNorccgrsl:GeDz6KAqOQAFp2OXa5KyZgIQFK
TLSH
T1E5A4AF30FBB18273E5AB0971067BD72596B9F500A72A51C3A7404EF6EE207D15A3A34F
MD5 SHA1 SHA512 SSDEEP TLSH

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MSWDM.EXE

Path C:\Windows\MSWDM.EXE
Size 80KB
SHA256 da8650cafe71cb3d809a4f7d2d6a94f8ee76dae11685e5fe525e0ce8ebb1148e
MD5 c0328011f7e7fab0584b38fb8685cbf6
SHA1 88135082733f2fb9118d75768e5829d491f56d8d
SHA512 30a784e1a3a79db7c3762ca1def75408322e7ce6c2232c76163abf824a9b6cdc79ecc5c0240d7d598954183ff1945349ab3ec62bd9b685faa1140cb183644a18
SSDEEP 1536:2FbeITsAro5ZNjzFmAa6IBA2oESRFX0ifdgfpqIzvWNE/M0QMVAWdg2w:2FawsA+HjzFmRa2MGUdghqnq3VAWdg2w
TLSH
T12D83AE723AE3C4BDE6A625B2CD8A6629F2F08B1CC5375D0573976D313A39C2B481A711
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

dev8BFA.tmp

Path C:\Windows\dev8BFA.tmp
Size 372KB
SHA256 4a4bd2a63470c7c4ba395c9ae0871256adffb24c27da0a126640d1ab75df8b65
MD5 ab2eaf80b62f8457faca731c7b8f4365
SHA1 fe6dd1735d5c8de3ec0abe918b0f44c4b5a89078
SHA512 fdfcb05fb2914d3b79116a9008350e0cc45cf2679c03a5e490797cd822334bfb83d880e7898b735c7ca9c9f54f49b0fc3d4295425f5c090a30692486ab6fafec
SSDEEP 6144:bAGqp2Neo9OG2A++2UozbClks6qBPptM3LkWNorccgrsQFmi:bAFp2OXa5KyZgIQF/
TLSH
T1F7848E20FBB19273E56B0970067BD7258679F440AB2D51C3A7404FEADE603D19A3A38F
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2512-21-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/2868-24-0x0000000000400000-0x0000000000414000-memory.dmp

Download

memory/4196-0-0x0000000000400000-0x0000000000414000-memory.dmp

Download

memory/4196-12-0x0000000000400000-0x0000000000414000-memory.dmp

Download

memory/4548-25-0x0000000000400000-0x0000000000414000-memory.dmp

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memory/5192-18-0x0000000000400000-0x0000000000414000-memory.dmp

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