6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd

Analysis

max time kernel
148s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/08/2026, 15:17

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General

Target
6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe
Size 88KB
Sample260815-spht3syfnd
SHA256 6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd
MD5 7bbae82b3bce73362b5d1f79b9b49b2b
SHA1 37f04bba9e49a07c113bc98491c22968c6c6d049
SHA512 8933178ef6650a716d4d3197873aa67bdfa9f88e8375a5d4cac2f8ab1876ab8868fca5f9985789a5f82a878665e94f5a3e2c4a669c13a6fc67a2963278e8471c
SSDEEP 1536:l+gisi/OTW1bk3FwErVvHcT3BignpwLsO9NXw6dc6:lIZ1bk1FVvHcTBO4O9fc6
TLSH
T1BF933C01E4115173E06244F1ABBA56B9A168CFE133812EE7839CFCB51B758E27BB245F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4112	bot1.exe
3624	bot1.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1324 set thread context of 2464	1324	6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe	88
PID 4112 set thread context of 3624	4112	bot1.exe	90

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2464-16-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/2464-11-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/2464-10-0x0000000000400000-0x0000000000423000-memory.dmp	upx

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\system\bot1.exe	6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe
File opened for modification	C:\Windows\system\bot1.exe	6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe
File opened for modification	C:\Windows\system\RCXDC6C.tmp	6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bot1.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1324 wrote to memory of 4112	1324	6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe	87
PID 1324 wrote to memory of 2464	1324	6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe	88
PID 1324 wrote to memory of 2464	1324	6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe	88
PID 1324 wrote to memory of 2464	1324	6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe	88
PID 1324 wrote to memory of 2464	1324	6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe	88
PID 4112 wrote to memory of 3624	4112	bot1.exe	90
PID 4112 wrote to memory of 3624	4112	bot1.exe	90
PID 4112 wrote to memory of 3624	4112	bot1.exe	90
PID 4112 wrote to memory of 3624	4112	bot1.exe	90

C:\Users\Admin\AppData\Local\Temp\6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe
"C:\Users\Admin\AppData\Local\Temp\6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe"
1⤵
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1324
- C:\Windows\system\bot1.exe
  "C:\Windows\system\bot1.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4112
- - C:\Windows\system\bot1.exe
    C:\Windows\system\bot1.exe
    3⤵
    - Executes dropped EXE
    PID:3624
- C:\Users\Admin\AppData\Local\Temp\6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe
  "C:\Users\Admin\AppData\Local\Temp\6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe" -cure -offset=90112 -rcline="C:\Users\Admin\AppData\Local\Temp\6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd.exe"
  2⤵
  PID:2464

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

bot1.exe

Path C:\Windows\System\bot1.exe
Size 88KB
SHA256 6651022b8a8a19499d969ccb077db58e074ad7877c8d3ed10aa29ce76e53eebd
MD5 7bbae82b3bce73362b5d1f79b9b49b2b
SHA1 37f04bba9e49a07c113bc98491c22968c6c6d049
SHA512 8933178ef6650a716d4d3197873aa67bdfa9f88e8375a5d4cac2f8ab1876ab8868fca5f9985789a5f82a878665e94f5a3e2c4a669c13a6fc67a2963278e8471c
SSDEEP 1536:l+gisi/OTW1bk3FwErVvHcT3BignpwLsO9NXw6dc6:lIZ1bk1FVvHcTBO4O9fc6
TLSH
T1BF933C01E4115173E06244F1ABBA56B9A168CFE133812EE7839CFCB51B758E27BB245F
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1324-0-0x0000000000400000-0x0000000000418000-memory.dmp

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memory/1324-18-0x0000000000400000-0x0000000000418000-memory.dmp

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memory/2464-16-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/2464-11-0x0000000000400000-0x0000000000423000-memory.dmp

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memory/2464-10-0x0000000000400000-0x0000000000423000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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