d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc

Analysis

max time kernel
150s
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
24/09/2026, 04:47

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General

Target
jaffacakes118_d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc.exe
Size 48KB
Sample260924-feyrbseb83
SHA256 d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc
MD5 e671b916853cead01ca52198209d44ea
SHA1 ef3cf628d6d129f36809102dd033b5cc6d97a567
SHA512 eb1f0af68419443ba58d4cf87296dfa81bd175c96cbc23ed6eb3f0f1eef96345fb07df9bec02a82a2f8e1cc38f03378523acd4f4762a2c1796e3860ceab3967f
SSDEEP 768:fRl+Y+YqFbierLJcLd/MwhqnwGkHjat5xxLBH4qsO:5lZ+lUerS7qwGkiXVhH
TLSH
T153236C4BA51598F2C6EF023430BA77160FBBAD3047B8C4E3CAE72F498C745569561E07
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

discovery execution persistence privilege_escalation

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

Executes dropped EXE 1 IoCs

pid	Process
3192	lenschk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\lensch.dll	jaffacakes118_d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc.exe
File created	C:\Windows\SysWOW64\lenschk.exe	jaffacakes118_d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc.exe

Executes a command shell one-liner 1 TTPs 1 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
3624	cmd.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	jaffacakes118_d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lenschk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 5960 wrote to memory of 3192	5960	jaffacakes118_d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc.exe	89
PID 5960 wrote to memory of 3624	5960	jaffacakes118_d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc.exe	91

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5960
- C:\Windows\SysWOW64\lenschk.exe
  C:\Windows\system32\lenschk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3192
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:3624

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

jaffacakes118_d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc.exe.bat
Size 274B
SHA256 7d25fae2dde11bb9634044bf81de830f5d72b4b41e33d25d4283b0d12d5f74f3
MD5 7d26e81cbcb714cad9eae714608155a6
SHA1 1b641d23ab7e8f53599e8affee8a8f19f7d75e77
SHA512 1bb5b1160e730b227fa0cf4cd0bcdf623aa058c84922374dd38c402eae895903e947506f542d66a4d8005780d5ad6be344bff04c5646f3541a092ad3f52bf606
TLSH
T15FD02B4163A386D14400CB9B01BA030B80235CE9B5843F02CA31D9E214100A8E1D1708
MD5 SHA1 SHA512 TLSH

Submit Download

lenschk.exe

Path C:\Windows\SysWOW64\lenschk.exe
Size 48KB
SHA256 d4af82cb0c7c6d4072f7a53b7cb339015b7b8097df3d7fb6ca66af5fc36c5ecc
MD5 e671b916853cead01ca52198209d44ea
SHA1 ef3cf628d6d129f36809102dd033b5cc6d97a567
SHA512 eb1f0af68419443ba58d4cf87296dfa81bd175c96cbc23ed6eb3f0f1eef96345fb07df9bec02a82a2f8e1cc38f03378523acd4f4762a2c1796e3860ceab3967f
SSDEEP 768:fRl+Y+YqFbierLJcLd/MwhqnwGkHjat5xxLBH4qsO:5lZ+lUerS7qwGkiXVhH
TLSH
T153236C4BA51598F2C6EF023430BA77160FBBAD3047B8C4E3CAE72F498C745569561E07
MD5 SHA1 SHA512 SSDEEP TLSH