43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921

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, 04:31

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General

Target
jaffacakes118_43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921.exe
Size 48KB
Sample260924-e5vxpayflf
SHA256 43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921
MD5 f1ce6bbe3d9adbe0fdfdbeb60615a7a8
SHA1 9c557aed7efe8998bfcad1ddbcabc93e7c8f9c5a
SHA512 493e044e48a657b71df04ea60d79b5990bb6859acb5707b2a1311df1734fb1e29ead9cfd6f83f8388a8be9f39f1c8f605c377f3566fd5d8fe7067a010c00788b
SSDEEP 768:rynNgICOIOlFEm7SuL/AgD52Nat55fn8B:ryNJCIlFguLIgD3nf8
TLSH
T188235A83AA12D4B2C5DF043830BE7B232F7A5D35C2A6D4E3EBE31AC5587054B893651B
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
5080	insersek.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\inserse.dll	jaffacakes118_43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921.exe
File created	C:\Windows\SysWOW64\insersek.exe	jaffacakes118_43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921.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
4264	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_43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	insersek.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3656 wrote to memory of 5080	3656	jaffacakes118_43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921.exe	88
PID 3656 wrote to memory of 4264	3656	jaffacakes118_43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3656
- C:\Windows\SysWOW64\insersek.exe
  C:\Windows\system32\insersek.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5080
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:4264

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_43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921.exe.bat
Size 274B
SHA256 45ca293b3e0e57908aa595071cc940d5edbc016bba9fbd0f0457e953f39b50cb
MD5 9b6d809119bce48b6243e77c15c721a1
SHA1 32cd35f5da6baf19247c290c31f0b22632d9a97f
SHA512 e485230f20d9d926bb4793339e470be6e28d0a88c40d6069a8d80ad30e5f214b199a2e47b8c99327eb5e7cb8766e16f21de9581ca2507f4b982849a2e49490f6
TLSH
T1ACD02BC1929F86DA0C2C930F863EC70D600017A0624D3B03253FE08D150101BEB83B09
MD5 SHA1 SHA512 TLSH

Submit Download

insersek.exe

Path C:\Windows\SysWOW64\insersek.exe
Size 48KB
SHA256 43648fe1439322c3e7b6c7ad3671597b261b1a0b46952d07279dcd6446826921
MD5 f1ce6bbe3d9adbe0fdfdbeb60615a7a8
SHA1 9c557aed7efe8998bfcad1ddbcabc93e7c8f9c5a
SHA512 493e044e48a657b71df04ea60d79b5990bb6859acb5707b2a1311df1734fb1e29ead9cfd6f83f8388a8be9f39f1c8f605c377f3566fd5d8fe7067a010c00788b
SSDEEP 768:rynNgICOIOlFEm7SuL/AgD52Nat55fn8B:ryNJCIlFguLIgD3nf8
TLSH
T188235A83AA12D4B2C5DF043830BE7B232F7A5D35C2A6D4E3EBE31AC5587054B893651B
MD5 SHA1 SHA512 SSDEEP TLSH