8d2c22404db44fc3c9bc396f502047fe2d54415d67d7692d712452738645ae77

Analysis

max time kernel
149s
max time network
125s
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, 23:22

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General

Target
jaffacakes118_Trojan-Spy.Win32.Waruiko.e.exe
Size 23KB
Sample261018-3ch97atz3p
SHA256 8d2c22404db44fc3c9bc396f502047fe2d54415d67d7692d712452738645ae77
MD5 c474d7570130c4881a6e7948f5d3249f
SHA1 07286846a8d70e82c2bbdb780818a4ba959e72c1
SHA512 3a29ad4daabb2efbb1b2aff772a8d64950164fb7d1af47528e2d99b55733367862ac9d017916f024562fd9139823a5ce5eb8a361f18de11a24db969319f10665
SSDEEP 384:T7bmRqdjQsIhLl6mVploCrmxV02ApzouVOKI8lzDt/0:nCRij04AclxO2mhlF
TLSH
T13FB2B6137206D2F3C6228870C28BA9FE5B35DD22C69A842FDBD1FD1CB537661711E25A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
832	msnmsgr.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Windows\\system32\\msnmsgr.exe"	msnmsgr.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\msnmsgr.exe	jaffacakes118_Trojan-Spy.Win32.Waruiko.e.exe
File created	C:\Windows\SysWOW64\ident.sys	msnmsgr.exe
File created	C:\Windows\SysWOW64\ident_old.sys	msnmsgr.exe
File created	C:\Windows\SysWOW64\_uptmp.sys	msnmsgr.exe

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	msnmsgr.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	msnmsgr.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	jaffacakes118_Trojan-Spy.Win32.Waruiko.e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msnmsgr.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 832	2948	jaffacakes118_Trojan-Spy.Win32.Waruiko.e.exe	89

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Spy.Win32.Waruiko.e.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Spy.Win32.Waruiko.e.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2948
- C:\Windows\SysWOW64\msnmsgr.exe
  C:\Windows\system32\msnmsgr.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in System32 directory
  - Reads the TCP/IP host and domain name from the registry
  - System Location Discovery: System Language Discovery
  PID:832

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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msnmsgr.exe

Path C:\Windows\SysWOW64\msnmsgr.exe
Size 23KB
SHA256 8d2c22404db44fc3c9bc396f502047fe2d54415d67d7692d712452738645ae77
MD5 c474d7570130c4881a6e7948f5d3249f
SHA1 07286846a8d70e82c2bbdb780818a4ba959e72c1
SHA512 3a29ad4daabb2efbb1b2aff772a8d64950164fb7d1af47528e2d99b55733367862ac9d017916f024562fd9139823a5ce5eb8a361f18de11a24db969319f10665
SSDEEP 384:T7bmRqdjQsIhLl6mVploCrmxV02ApzouVOKI8lzDt/0:nCRij04AclxO2mhlF
TLSH
T13FB2B6137206D2F3C6228870C28BA9FE5B35DD22C69A842FDBD1FD1CB537661711E25A
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/832-2-0x0000000000400000-0x000000000040B000-memory.dmp

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memory/2948-1-0x0000000000400000-0x000000000040B000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads