0d1a999175eab9b4565774c05203a5892e56a468e9e83273966cda79e11e5203

Analysis

max time kernel
148s
max time network
128s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
06/10/2026, 13:03

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General

Target
jaffacakes118_Trojan-Downloader.Win32.Small.bzhk.exe
Size 14KB
Sample261006-qaf1tsfa52
SHA256 0d1a999175eab9b4565774c05203a5892e56a468e9e83273966cda79e11e5203
MD5 1e89718e3ea07faba5c75b2b84b27b82
SHA1 5fdb282558de5c596454e793613d06df2331f317
SHA512 662f3c225a990cb6cbc87313299731355816a2a17f478ffad3bd565a7dd780e41f10158ba2c4055f747b82b67c8bad8307ad4d4db57729bd9af973d7f3ede900
SSDEEP 192:nxKs61A/0LiwxqfKD6Vk/gqWhiQ7Sh92sGNl+vIQjcWCf5Fq:Dx0iwxqsRQmh92tl+AAzCf5
TLSH
T12A523A4BF6B19972D004E9FCDEA6622DDBBB36331D591855CEA16CCCCC5E360192C28A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery execution

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
3376	cmd.exe
2288	cmd.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 1 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	jaffacakes118_Trojan-Downloader.Win32.Small.bzhk.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_Trojan-Downloader.Win32.Small.bzhk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4920 wrote to memory of 3376	4920	jaffacakes118_Trojan-Downloader.Win32.Small.bzhk.exe	91
PID 4920 wrote to memory of 2288	4920	jaffacakes118_Trojan-Downloader.Win32.Small.bzhk.exe	93

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Downloader.Win32.Small.bzhk.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Downloader.Win32.Small.bzhk.exe"
1⤵
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4920
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ren c:\mm.fku mm.exe
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:3376
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c c:\mm.exe
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:2288

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:1988

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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

memory/4920-0-0x0000000000400000-0x000000000040B000-memory.dmp

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