ea2887e1461188254f35424a51dc85da0f490799c55f4777969209a57c387268

Analysis

max time kernel
148s
max time network
144s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
17/10/2026, 00:44

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General

Target
ea2887e1461188254f35424a51dc85da0f490799c55f4777969209a57c387268.exe
Size 438KB
Sample261017-a3zqmscd72
SHA256 ea2887e1461188254f35424a51dc85da0f490799c55f4777969209a57c387268
MD5 8b5838297d5765c0515218d4bb1b9d6c
SHA1 a3f5349d665c8a3fbeddb74b563e5a7b2e7be98d
SHA512 e5e34126786e77f445fbf09bc11db434d00f989dbc3f4f8352c8cc286e8992604a62cd5c90240b91aa86444e49e43eb949edb1b2a310e98634d3937bde11f8ba
SSDEEP 6144:dCv92/4uAx0N9DsseXzM8qGl+hxaxGVDLl/FRgTTDA5BCGqUucOBEzg:gV2/4x0NK6Sl+he8//gTT/dBEzg
TLSH
T1E0943948DA5390F2E9A384B03646FBBF1521FD308436CCA1F294EF95BA73DA69509317
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery persistence

Malware Config

Signatures

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
3376	EsetNupForward.exe

Executes dropped EXE 3 IoCs

pid	Process
3376	EsetNupForward.exe
6124	EsetNupForward.exe
1220	EsetNupForward.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1704430598-3087477806-3297458608-1000\Software\Microsoft\Windows\CurrentVersion\Run\EsetNupForwardC = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\EsetNupForward.exe\""	EsetNupForward.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	ea2887e1461188254f35424a51dc85da0f490799c55f4777969209a57c387268.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EsetNupForward.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EsetNupForward.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EsetNupForward.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EsetNupForward.exe

Suspicious behavior: RenamesItself 2 IoCs

pid	Process
3324	ea2887e1461188254f35424a51dc85da0f490799c55f4777969209a57c387268.exe
4176	EsetNupForward.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
3376	EsetNupForward.exe
3376	EsetNupForward.exe
3376	EsetNupForward.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
3376	EsetNupForward.exe
3376	EsetNupForward.exe
3376	EsetNupForward.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3324 wrote to memory of 4176	3324	ea2887e1461188254f35424a51dc85da0f490799c55f4777969209a57c387268.exe	89
PID 4176 wrote to memory of 3376	4176	EsetNupForward.exe	90
PID 6124 wrote to memory of 1220	6124	EsetNupForward.exe	93

C:\Users\Admin\AppData\Local\Temp\ea2887e1461188254f35424a51dc85da0f490799c55f4777969209a57c387268.exe
"C:\Users\Admin\AppData\Local\Temp\ea2887e1461188254f35424a51dc85da0f490799c55f4777969209a57c387268.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3324
- C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe
  "C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:4176
- - C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe
    "C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe" --nup-hash-swapped
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    PID:3376

C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe
"C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:6124
- C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe
  "C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe" --nup-hash-swapped
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1220

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

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

EsetNupForward.exe

Path C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe
Size 438KB
SHA256 8b392f5fddc93766ce3c4fe43a4a411555828ff0e6fd995e4da8dee63ec0ff2d
MD5 346b3445862f8d45cc8d980238db7b73
SHA1 dde8affeae8e87cb320d8a7820821815de2abbd7
SHA512 1b578e4e451a60b2a28a1218eac25cc9d9ef731ad436494394fd84bb069dce04c6c9b10234a7541b36a0f91858c32947f738fce14b0ece6ee84963717c09c103
SSDEEP 6144:dCv92/4uAx0N9DsseXzM8qGl+hxaxGVDLl/FRgTTDA5BCGqUucOBEzv:gV2/4x0NK6Sl+he8//gTT/dBEzv
TLSH
T108943948DA5390F2E9A384B03646FBBF1521FD308436CCA1F294EF95BA73DA69509317
MD5 SHA1 SHA512 SSDEEP TLSH

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EsetNupForward.exe

Path C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe
Size 438KB
SHA256 68ba099a4ad133ce87f8987e55135d726de11e90b2d0b7c081f78b05bbbcfdd4
MD5 7a4fe4543f5ffefba5fe46b8d10c253e
SHA1 e7c743515fc677b022efe1311554978873f4ca91
SHA512 feadea90520611a771696fbfe2ec6080566dc17bfbde618a2d7abdf04f2ab75b609f18d41f8623d761237a9b03e256cde43343bceff8e3831e0bc30321665858
SSDEEP 6144:dCv92/4uAx0N9DsseXzM8qGl+hxaxGVDLl/FRgTTDA5BCGqUucOBEzw:gV2/4x0NK6Sl+he8//gTT/dBEzw
TLSH
T141943948DA5390F2E9A384B03646FBBF1521FD308436CCA1F294EF95BA73DA69509317
MD5 SHA1 SHA512 SSDEEP TLSH

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forwarder.log

Path C:\Users\Admin\AppData\Local\Temp\EsetNupForward\forwarder.log
Size 69B
SHA256 90f425dd1a47297f767e5a25155ebc0ecf4ad2007bc9d07c8b013f34591623f5
MD5 e908dd055f93b3c7f359970be0342d1e
SHA1 7b0626fe2f32100c61c88c93aa42bcd7860d27bf
SHA512 f97591e7f179f987ddd04de42b4612ec5707244bf248eac2e672e5319ebc0c9802c93ec3c2fe02b6be34b2b5afd40e6cab794b502475111b21b74808388545e5
TLSH
T14CA0228C3002300A02AA00082C0AAC3002ECEC08CF080C0E2C8088BFCB203080CC0023
MD5 SHA1 SHA512 TLSH

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forwarder.log

Path C:\Users\Admin\AppData\Local\Temp\EsetNupForward\forwarder.log
Size 720B
SHA256 abcf3ca25d5814b16d95dc5eb2cc84ddb791df9fcb0e53f6c5db91e75a240a41
MD5 ca45199b59ab8919cb1e78cb1f04e033
SHA1 2c1207bf608449057fd500058792ed7857590b4f
SHA512 9f798487187cb69d2bb09b80dfb6a7046abe13e5bf920ea700a085cd42a7d1111a234df5600b99669b9f0555ee6ac5b4e0f02ed39cbc250a644db742cb6c754e
TLSH
T11601284FD34B9E2B022998660D99E11C90ADA89DFF4837E4BEB446498E4C01DD4B1772
MD5 SHA1 SHA512 TLSH

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forwarder.log

Path C:\Users\Admin\AppData\Local\Temp\EsetNupForward\forwarder.log
Size 786B
SHA256 004c3b1cf86c8903b58ff15e6a21ca85fe803c508ef791ed785c87d18a4bca47
MD5 2dd9647c0baea7736f6b9ecf52ef53e6
SHA1 054a59878c7e557512999d7d0e6dc001002de3a5
SHA512 d5dc424c390aba0bc412cbe44ee65f0206e97e77c452d60c6384712ccfaeb78b8082a976305a19271e9df5b2fb039f5efcbf1013b4dc29f0590cb4e083ce64de
TLSH
T189014E4F934BAE1B023558560D59E11890EDAC9DFF483BE4BEB04A498E4C01DD4F1673
MD5 SHA1 SHA512 TLSH

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forwarder.log

Path C:\Users\Admin\AppData\Local\Temp\EsetNupForward\forwarder.log
Size 3B
SHA256 f1945cd6c19e56b3c1c78943ef5ec18116907a4ca1efc40a57d48ab1db7adfc5
MD5 ecaa88f7fa0bf610a5a26cf545dcd3aa
SHA1 57218c316b6921e2cd61027a2387edc31a2d9471
SHA512 37c783b80b1d458b89e712c2dfe2777050eff0aefc9f6d8beedee77807d9aeb2e27d14815cf4f0229b1d36c186bb5f2b5ef55e632b108cc41e9fb964c39b42a5
MD5 SHA1 SHA512

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memory/1220-27-0x0000000000400000-0x0000000000474000-memory.dmp

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memory/3324-2-0x0000000000400000-0x0000000000474000-memory.dmp

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memory/3376-28-0x0000000000400000-0x0000000000474000-memory.dmp

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memory/4176-11-0x0000000000400000-0x0000000000474000-memory.dmp

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memory/6124-25-0x0000000000400000-0x0000000000474000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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