c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239

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, 04:39

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General

Target
jaffacakes118_c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239.exe
Size 48KB
Sample260924-e96vraygjb
SHA256 c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239
MD5 108f76d24f8049da8978e979f920b5d2
SHA1 c158c2a6514822244f81c5d57b8723a46ccbb766
SHA512 d0c741e76e17fafab4e07b7dae0bf4fdcaf23d01d885af9870a5fe3da8eab7b76218d3a7b454e4f531aa4884d039d08b797d0a56e02c43dcdf118113a651216c
SSDEEP 384:l1yBvwdqvWFpB9mDfDu7bSvOyfBJTyzuDpNMcqJ7TQwe:lcp0uWFpGjDOspnTwyNNqZze
TLSH
T159234C4F7A01A8F0C99F0535329E7E1B5FB25D3832E9645BDED788882E7418BD425E07
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
3904	mircosk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\mircosk.exe	jaffacakes118_c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239.exe
File created	C:\Windows\SysWOW64\mircos.dll	jaffacakes118_c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239.exe

Event Triggered Execution: Accessibility Features 1 TTPs
Windows contains accessibility features that may be used by adversaries to establish persistence and/or elevate privileges.
persistence privilege_escalation

Accessibility Features
T1546.008

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
564	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_c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mircosk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4464 wrote to memory of 3904	4464	jaffacakes118_c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239.exe	89
PID 4464 wrote to memory of 564	4464	jaffacakes118_c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4464
- C:\Windows\SysWOW64\mircosk.exe
  C:\Windows\system32\mircosk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3904
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:564

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

Accessibility Features

T1546.008

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

Accessibility Features

T1546.008

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_c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239.exe.bat
Size 274B
SHA256 2218b48318515761622a2dcaa84e2217ae24a737b492e125055f8507038d0075
MD5 13b7bc7f66d345afb99d314eb1132fe8
SHA1 d6e5d40808806e1ee5cbdb8b764c3fb30ffcdfc9
SHA512 a336b215abd1516077f0943b5ccefd7e0e81b04b11b9ee456b0c52569c8947e4a79cccffaa54747faca96a144da9fd53325b9c356a2cc82c6e42122e1ab8c95c
TLSH
T1D5D02B6C827BC89A3404F42F0C35534EC129496526CC5F261A3F41EB3271C2AE2C771B
MD5 SHA1 SHA512 TLSH

Submit Download

mircosk.exe

Path C:\Windows\SysWOW64\mircosk.exe
Size 48KB
SHA256 c1407f50441a46fe5fe3c71bf4d8cf581419376a5f0f7ac81708ad5deba0d239
MD5 108f76d24f8049da8978e979f920b5d2
SHA1 c158c2a6514822244f81c5d57b8723a46ccbb766
SHA512 d0c741e76e17fafab4e07b7dae0bf4fdcaf23d01d885af9870a5fe3da8eab7b76218d3a7b454e4f531aa4884d039d08b797d0a56e02c43dcdf118113a651216c
SSDEEP 384:l1yBvwdqvWFpB9mDfDu7bSvOyfBJTyzuDpNMcqJ7TQwe:lcp0uWFpGjDOspnTwyNNqZze
TLSH
T159234C4F7A01A8F0C99F0535329E7E1B5FB25D3832E9645BDED788882E7418BD425E07
MD5 SHA1 SHA512 SSDEEP TLSH