37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8

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, 10:44

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General

Target
jaffacakes118_37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8.exe
Size 48KB
Sample260924-ms49labf64
SHA256 37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8
MD5 3f007ee1ef68b76a46741aa6e49cf207
SHA1 b1b161e6f0e700d1d75895726beed13b1659ddf9
SHA512 9b9245fadbadd03992790272dc4d2b0039e7159051e7f82ea18b3116f15a182caf8f6976f15ce41b6253c79fd1b34e8ed0e6208a9fcc4b284b2192aa9b605a8d
SSDEEP 384:PDRFu+W1qnvqFVWdB2rHNuTYTSbvK6efbRYJXSDETiMb:twr4vqFq8tuTYTSJefuXSm
TLSH
T163233B0F960A68F2D6DD0AF439D9BD071FBA5D383298408FEBFB19986D710874519E0B
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
3304	fliecodsk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\fliecods.dll	jaffacakes118_37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8.exe
File created	C:\Windows\SysWOW64\fliecodsk.exe	jaffacakes118_37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8.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
4748	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_37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fliecodsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 124 wrote to memory of 3304	124	jaffacakes118_37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8.exe	88
PID 124 wrote to memory of 4748	124	jaffacakes118_37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:124
- C:\Windows\SysWOW64\fliecodsk.exe
  C:\Windows\system32\fliecodsk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3304
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:4748

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_37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8.exe.bat
Size 274B
SHA256 8cead58a840a619cbbf0aa45558b0c66525b2e0e1ecd2953fae41b1b0d021327
MD5 16b4f954ce0fcf67440609ad46eb7e80
SHA1 ebdda2d7f3ccad6ca1b4c186638853c1de59469a
SHA512 f06da11dd8216e6e104b16d9e64bd9fd3e0be78c219939461457048ac773fab60d6c5d369c71307c05797a7663d39cfdc526864e0a6c9744d503da2370f35847
TLSH
T1A0D02B4533BDCF5164B0985F0D2D5A8441E10F09DD442EA70B91878C1C9602AF3C1350
MD5 SHA1 SHA512 TLSH

Submit Download

fliecodsk.exe

Path C:\Windows\SysWOW64\fliecodsk.exe
Size 48KB
SHA256 37931aa85ce444d077aa74748de49ec9b3d3847fecd98e3b1814763bce2497c8
MD5 3f007ee1ef68b76a46741aa6e49cf207
SHA1 b1b161e6f0e700d1d75895726beed13b1659ddf9
SHA512 9b9245fadbadd03992790272dc4d2b0039e7159051e7f82ea18b3116f15a182caf8f6976f15ce41b6253c79fd1b34e8ed0e6208a9fcc4b284b2192aa9b605a8d
SSDEEP 384:PDRFu+W1qnvqFVWdB2rHNuTYTSbvK6efbRYJXSDETiMb:twr4vqFq8tuTYTSJefuXSm
TLSH
T163233B0F960A68F2D6DD0AF439D9BD071FBA5D383298408FEBFB19986D710874519E0B
MD5 SHA1 SHA512 SSDEEP TLSH