a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178

Analysis

max time kernel
150s
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, 04:35

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General

Target
jaffacakes118_a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178.exe
Size 48KB
Sample260924-e75jxa1x7l
SHA256 a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178
MD5 6af04010127f35344f977ff8d9ca19bb
SHA1 70d19ffa7e0da7c9c45367ee3a70f040bb9f40bb
SHA512 2be620bc443359b8a5d86d4c6211216a42c25b2d9028da482938e214814657cfba54d8f7d0c21c929b534a68b30d41c888f1b96f1cfded7ee093bbc2fefb4c53
SSDEEP 768:n6x0Ng5ApKZn8RdO9mnqybJkuk/Q0at5oxLBHoO:n6xqgApKZG0YWuqyGVhN
TLSH
T1FC236C07A92558F2C6DE017030BE77260EB75E34837AD9E3CAEB3F855DB02135525A1B
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
3300	lenschk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\lensch.dll	jaffacakes118_a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178.exe
File created	C:\Windows\SysWOW64\lenschk.exe	jaffacakes118_a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178.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
756	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_a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178.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 2136 wrote to memory of 3300	2136	jaffacakes118_a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178.exe	89
PID 2136 wrote to memory of 756	2136	jaffacakes118_a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Windows\SysWOW64\lenschk.exe
  C:\Windows\system32\lenschk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3300
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:756

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

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Downloads

jaffacakes118_a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178.exe.bat
Size 274B
SHA256 c842e9043a7cc54c319e13f5a494c7c0c815c595ed99485f6360fd14a45f6cdc
MD5 741a379e2ec5b336d98e4b606088b0d4
SHA1 5b9bbcfd9ee5b4887a2845e09c0fcde31ef461fe
SHA512 ab46e6d6934fd39b842a9d7c2bc062b17a823c2dd822b0a1cef2723a6f13a9e0ed40862639f6788416be81361e2f95bbc286f645d70139f6643bbe3142b9f68d
TLSH
T112D0C241417F4C332C20CFDF8832630E412209602588BB160B91C5C41821738F995B04
MD5 SHA1 SHA512 TLSH

Submit Download

lenschk.exe

Path C:\Windows\SysWOW64\lenschk.exe
Size 48KB
SHA256 a7d928b3bb0c2455df8e22f4ffcf99018c5ff914da9b6393abdaf1a2d26be178
MD5 6af04010127f35344f977ff8d9ca19bb
SHA1 70d19ffa7e0da7c9c45367ee3a70f040bb9f40bb
SHA512 2be620bc443359b8a5d86d4c6211216a42c25b2d9028da482938e214814657cfba54d8f7d0c21c929b534a68b30d41c888f1b96f1cfded7ee093bbc2fefb4c53
SSDEEP 768:n6x0Ng5ApKZn8RdO9mnqybJkuk/Q0at5oxLBHoO:n6xqgApKZG0YWuqyGVhN
TLSH
T1FC236C07A92558F2C6DE017030BE77260EB75E34837AD9E3CAEB3F855DB02135525A1B
MD5 SHA1 SHA512 SSDEEP TLSH