33246679ccd490d20c6d863b555af4cd970346b8e5459d58fba96343327ffe7e

Analysis

max time kernel
150s
max time network
114s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/11/2026, 07:01

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General

Target
33246679ccd490d20c6d863b555af4cd970346b8e5459d58fba96343327ffe7e.exe
Size 749KB
Sample261110-hs7bqszzdw
SHA256 33246679ccd490d20c6d863b555af4cd970346b8e5459d58fba96343327ffe7e
MD5 7a7110fe785beec45d267dbe80d8ce81
SHA1 1704ecf1e876d7ee97964d2afa11e0dc46b4e237
SHA512 94a2e5138a9f4c76eeed23e8e2bd7797c4bca713e5639bd7d3a64c338546f0cedd4b1acbcfa069f9aab7dc610c4ed524e16b3a20ac89cfaf89fbd6de0712997a
SSDEEP 12288:C+m5WjraQZflSs+NfNA0Z38UrD/FzSQ1MCL+CrRzvY7W8+eOuI9:C+m5WjraQZfv+NfNA0Z38UrD/FzSQ1MM
TLSH
T1DAF43985DA13D1B5E99308B0E606F7FF6621BD30C4228C93F284FF59B973DA69619306
MD5 SHA1 SHA512 SSDEEP TLSH

Score

6^/10

discovery persistence upx

Malware Config

Signatures

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-1-5-21-4280978039-528710165-233981602-1000\Software\Microsoft\Windows\CurrentVersion\Run\EsetNupForward = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\EsetNupForward.exe\""	EsetNupForward.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3520-0-0x0000000000400000-0x00000000004BE000-memory.dmp	upx
behavioral2/memory/3520-4-0x0000000000400000-0x00000000004BE000-memory.dmp	upx
behavioral2/memory/764-10-0x0000000000400000-0x00000000004BE000-memory.dmp	upx
behavioral2/memory/3508-11-0x0000000000400000-0x00000000004BE000-memory.dmp	upx

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 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	EsetNupForward.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	EsetNupForward.exe

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	33246679ccd490d20c6d863b555af4cd970346b8e5459d58fba96343327ffe7e.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 1 IoCs

pid	Process
3520	33246679ccd490d20c6d863b555af4cd970346b8e5459d58fba96343327ffe7e.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
3508	EsetNupForward.exe
3508	EsetNupForward.exe
3508	EsetNupForward.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
3508	EsetNupForward.exe
3508	EsetNupForward.exe
3508	EsetNupForward.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3520 wrote to memory of 3508	3520	33246679ccd490d20c6d863b555af4cd970346b8e5459d58fba96343327ffe7e.exe	89

C:\Users\Admin\AppData\Local\Temp\33246679ccd490d20c6d863b555af4cd970346b8e5459d58fba96343327ffe7e.exe
"C:\Users\Admin\AppData\Local\Temp\33246679ccd490d20c6d863b555af4cd970346b8e5459d58fba96343327ffe7e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3520
- C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe
  "C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe"
  2⤵
  - Adds Run key to start application
  - Reads the TCP/IP host and domain name from the registry
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:3508

C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe
"C:\Users\Admin\AppData\Local\Temp\EsetNupForward.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:764

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

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

forwarder.log

Path C:\Users\Admin\AppData\Local\Temp\EsetNupForward\forwarder.log
Size 92B
SHA256 4dc55da1e8f3c545c0c6144aad5fb713fcb8972da09b53aec973aa6372a33879
MD5 7413cefba12ab8be2113404193564263
SHA1 1b92d6a0f40071c54b7e719dce5d6eed31d80d02
SHA512 a3892bfdf794e62cba505bedd3a62865cbbefcd66567f38e8b8644d80015fcd2af172b8ac16592978d0c3b548ba1c53d27871710898486aa6c24d4f59a8bede9
TLSH
T1DBB01201212B0E5158E216001C0D969744000407C320AC0480F2577241701348580F20
MD5 SHA1 SHA512 TLSH

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forwarder.log

Path C:\Users\Admin\AppData\Local\Temp\EsetNupForward\forwarder.log
Size 691B
SHA256 b0c39663d72406a7eb66d61d6bd718697e20f802db27cffb9e5bc010ab94f05d
MD5 d7854e9f1b5469e606dd300bf5a6c081
SHA1 aeb34093d2cf9a845295c53dc1cd00e3433394fc
SHA512 87c60fbf802ad9112d14698ed1ce8f23c10f993e4285135633335b9ddeb301743cefec98f1eb8e77fec88f76aac826afebda3ad49d96a332e0814aab7702ef32
TLSH
T15D012609E2CB8F6B4657B8530598E3CF98AD29AF6B083B31DEE08745569840EC4D1BE1
MD5 SHA1 SHA512 TLSH

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memory/764-10-0x0000000000400000-0x00000000004BE000-memory.dmp

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memory/3508-11-0x0000000000400000-0x00000000004BE000-memory.dmp

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memory/3520-0-0x0000000000400000-0x00000000004BE000-memory.dmp

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memory/3520-4-0x0000000000400000-0x00000000004BE000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads