c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed

Analysis

max time kernel
150s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
05/08/2026, 08:20

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General

Target
c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed.exe
Size 388KB
Sample260805-j8lkmsgb88
SHA256 c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed
MD5 86073e297b7521cb437608ce28a5194d
SHA1 8c940e0b9005b8e5de05333cb303b344e377f6a5
SHA512 8fe06dc1ce47c0ffee31cfb957b606dfbf9f7e924a49cfd9db90663113d1fc6bac3ba0eb193054a3d0b34277e3d920d6cff590ec242bb4a06c1f4b5704d15a13
SSDEEP 12288:xI5Lb2FYzo4RlnpXwbttEOE3+jevoKXY:xI5LbYEHwh+OEuwoKX
TLSH
T1BA8423A625D891A9E9524434401BBE358B2C94587ED3EB0F9EE8F8DC0B37342C5A5C7F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3980	1.exe
2032	1.exe

Adds Run key to start application 2 TTPs 4 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\ = "C:\\1.exe"	c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = " C:\\1.exe"	c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "C:\\1.exe"	1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "C:\\1.exe"	1.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4284-0-0x0000000000400000-0x0000000000534000-memory.dmp	upx
behavioral2/files/0x000c00000001c59d-2.dat	upx
behavioral2/memory/3980-3-0x0000000000400000-0x0000000000534000-memory.dmp	upx
behavioral2/memory/2032-8-0x0000000000400000-0x0000000000534000-memory.dmp	upx
behavioral2/memory/4284-10-0x0000000000400000-0x0000000000534000-memory.dmp	upx
behavioral2/memory/3980-11-0x0000000000400000-0x0000000000534000-memory.dmp	upx

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	c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4284	c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed.exe
4284	c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed.exe
3980	1.exe
3980	1.exe
3980	1.exe
3980	1.exe
3980	1.exe
3980	1.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4284	c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed.exe
4284	c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed.exe
3980	1.exe
3980	1.exe
2032	1.exe
2032	1.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4284 wrote to memory of 2032	4284	c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed.exe	92

C:\Users\Admin\AppData\Local\Temp\c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed.exe
"C:\Users\Admin\AppData\Local\Temp\c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4284
- \??\c:\1.exe
  c:\1.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2032

C:\1.exe
C:\1.exe
1⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3980

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

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Downloads

1.exe

Path C:\1.exe
Size 388KB
SHA256 c1d181e71ffc3ec8bb2660e4d5fdd29ac4e38a862f5f5dc47be7b54c5e42f6ed
MD5 86073e297b7521cb437608ce28a5194d
SHA1 8c940e0b9005b8e5de05333cb303b344e377f6a5
SHA512 8fe06dc1ce47c0ffee31cfb957b606dfbf9f7e924a49cfd9db90663113d1fc6bac3ba0eb193054a3d0b34277e3d920d6cff590ec242bb4a06c1f4b5704d15a13
SSDEEP 12288:xI5Lb2FYzo4RlnpXwbttEOE3+jevoKXY:xI5LbYEHwh+OEuwoKX
TLSH
T1BA8423A625D891A9E9524434401BBE358B2C94587ED3EB0F9EE8F8DC0B37342C5A5C7F
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/2032-8-0x0000000000400000-0x0000000000534000-memory.dmp

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memory/3980-3-0x0000000000400000-0x0000000000534000-memory.dmp

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memory/3980-11-0x0000000000400000-0x0000000000534000-memory.dmp

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memory/4284-0-0x0000000000400000-0x0000000000534000-memory.dmp

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memory/4284-1-0x0000000000533000-0x0000000000534000-memory.dmp

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memory/4284-10-0x0000000000400000-0x0000000000534000-memory.dmp

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