d4fddb38d7d05b36bcc508760b245af36670f9937cebad1e6f963a556f4fbcfc

Analysis

max time kernel
148s
max time network
141s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
18/10/2026, 15:26

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
jaffacakes118_Trojan.Win32.Refroso.ibao.exe
Size 660KB
Sample261018-svm1zset9q
SHA256 d4fddb38d7d05b36bcc508760b245af36670f9937cebad1e6f963a556f4fbcfc
MD5 30ba46f8db67d802b9d3019e8f1e9651
SHA1 880e7e6e452df72d347e730ae93597bba3f9bddc
SHA512 e5259334d223961026738618c800cc2e5ac64573516b02a76d577b28f1fcc5d908c86a51f715494a6c2a61849956f4c33eb3af6d33c147a710a4e1a4b72072fd
SSDEEP 3072:Rid5WXpYI+538b8Hpd3cN+UQTvK96iCAn+hQn2ThU+67AmWqQNMvLsNa4Sys/wcF:7RhOs/wcICAgD
TLSH
T1A8E4313E19BD5227D1B4C6B6CFE68833F454E06B31226E36A4D78B69870AD4329C713D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

discovery upx

Malware Config

Signatures

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2656 set thread context of 4200	2656	jaffacakes118_Trojan.Win32.Refroso.ibao.exe	89
PID 2656 set thread context of 0	2656	jaffacakes118_Trojan.Win32.Refroso.ibao.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4200-2-0x0000000000400000-0x0000000000472000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	jaffacakes118_Trojan.Win32.Refroso.ibao.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2656	jaffacakes118_Trojan.Win32.Refroso.ibao.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 4200	2656	jaffacakes118_Trojan.Win32.Refroso.ibao.exe	89
PID 2656 wrote to memory of 4200	2656	jaffacakes118_Trojan.Win32.Refroso.ibao.exe	89
PID 2656 wrote to memory of 4200	2656	jaffacakes118_Trojan.Win32.Refroso.ibao.exe	89
PID 2656 wrote to memory of 4200	2656	jaffacakes118_Trojan.Win32.Refroso.ibao.exe	89
PID 2656 wrote to memory of 0	2656	jaffacakes118_Trojan.Win32.Refroso.ibao.exe
PID 2656 wrote to memory of 0	2656	jaffacakes118_Trojan.Win32.Refroso.ibao.exe
PID 2656 wrote to memory of 0	2656	jaffacakes118_Trojan.Win32.Refroso.ibao.exe

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Refroso.ibao.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Refroso.ibao.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Refroso.ibao.exe
  "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Refroso.ibao.exe"
  2⤵
  PID:4200

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4200-2-0x0000000000400000-0x0000000000472000-memory.dmp

Download