4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86

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, 04:26

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General

Target
jaffacakes118_4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86.exe
Size 48KB
Sample260924-e2m3ns1w4k
SHA256 4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86
MD5 3462c9969d4c4fbbc124961b7f7bfad8
SHA1 b177c50298e9784097300d967de22a6c3cbba8ee
SHA512 ac7634e85f390b77286f46848f55e28ec96783f14da12fb0384c4e19f780815723f4bbad5d0c89be92d1a7ffc9e28143e824da002c0cc58795d0a1838fe39c80
SSDEEP 768:n6x0Ng5ApKZn8RdO9mnqybJkuk/Q0at5oxLBH6:n6xqgApKZG0YWuqyGVh
TLSH
T16F236C07A92158F2C6DE017030BE77260EB75E34837AD9E3CAEB3F855DB02135525A1B
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
1484	lenschk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\lensch.dll	jaffacakes118_4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86.exe
File created	C:\Windows\SysWOW64\lenschk.exe	jaffacakes118_4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86.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
2400	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_4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86.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 628 wrote to memory of 1484	628	jaffacakes118_4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86.exe	88
PID 628 wrote to memory of 2400	628	jaffacakes118_4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86.exe	91

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:628
- C:\Windows\SysWOW64\lenschk.exe
  C:\Windows\system32\lenschk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1484
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:2400

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_4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86.exe.bat
Size 274B
SHA256 e914b5dea176186456f84a466a3ff6e73c3cc7067f7665b15c51b9c3ed43cebc
MD5 30caa03a6803355051dceeefc74d424b
SHA1 91ecae7ec98319fca1c98c9a22548c1ab981e07e
SHA512 604d4ff26b9f16569d687bf7ef9c4c37dc48d26896bf3c9bd4755952203bb7bbf2466e1244153bbe5d327ba2ddd5be9c01ebe5438d51ead8c3781fe7a084befb
TLSH
T14BD02B268216C9DD1C8088AF1DB806149062A9753B4BDF265E1692CC53A2C0CFEC5241
MD5 SHA1 SHA512 TLSH

Submit Download

lenschk.exe

Path C:\Windows\SysWOW64\lenschk.exe
Size 48KB
SHA256 4584afdaf9a71f598c7b74db08b35cc68eaa27de2a346ec3767f919f5d05ef86
MD5 3462c9969d4c4fbbc124961b7f7bfad8
SHA1 b177c50298e9784097300d967de22a6c3cbba8ee
SHA512 ac7634e85f390b77286f46848f55e28ec96783f14da12fb0384c4e19f780815723f4bbad5d0c89be92d1a7ffc9e28143e824da002c0cc58795d0a1838fe39c80
SSDEEP 768:n6x0Ng5ApKZn8RdO9mnqybJkuk/Q0at5oxLBH6:n6xqgApKZG0YWuqyGVh
TLSH
T16F236C07A92158F2C6DE017030BE77260EB75E34837AD9E3CAEB3F855DB02135525A1B
MD5 SHA1 SHA512 SSDEEP TLSH