4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7

Analysis

max time kernel
150s
max time network
126s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/10/2026, 06:26

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General

Target
jaffacakes118_4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7.exe
Size 44KB
Sample261002-g7aewaba34
SHA256 4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7
MD5 399b7be108276f67d474ffb2969591c9
SHA1 de5da62224ea63f29442420c1cc578867dbce8fc
SHA512 2e6ea25edef93a9a03b87ac36a66d7359240d5f0cbb2c1198adcccfb1be26342f23abd972a1cd5ec1f23a5176c8a7e60280155607eec5df42af392a1da1451fd
SSDEEP 384:7phs49zvNgGPbJEfXpCSzLp1T3BWsSBapct54HTNSJ:IqLNgGPbJOp1LBWsSoat54zNSJ
TLSH
T1FC134C4BA3018872C3DD0A7439977525ABEF9D3516679A97CF232DC21D20294AE3870F
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
5004	jolinosk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\jolinos.dll	jaffacakes118_4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7.exe
File created	C:\Windows\SysWOW64\jolinosk.exe	jaffacakes118_4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7.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
3348	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_4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jolinosk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 5004	1840	jaffacakes118_4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7.exe	89
PID 1840 wrote to memory of 3348	1840	jaffacakes118_4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7.exe	91

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1840
- C:\Windows\SysWOW64\jolinosk.exe
  C:\Windows\system32\jolinosk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5004
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:3348

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_4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7.exe.bat
Size 274B
SHA256 a8181f5f6307d72b2e8ddd721ed1a070834f485a61ad5eb1e058183037795df0
MD5 b59ba4120d9634aea81642d29c28f9bb
SHA1 cb57b3cfb5d01def001d41d699483f8e27baba42
SHA512 0ae742dc04ac0c4a900af6c461ddb0024cbed2778b4ff222c3332a2369e8691662c85d87e76cb4a50bd4518ae758bd9779a32658759374348b669d1976be629a
TLSH
T1E6D02B9440754696BC24F85F44F0274B425E9D6036CC3F100325A7C4608A416E3D2384
MD5 SHA1 SHA512 TLSH

Submit Download

jolinosk.exe

Path C:\Windows\SysWOW64\jolinosk.exe
Size 44KB
SHA256 4dbc43a0eff310cf2912e9d6f725a1a9dff49855bb6c55e3a319055b91e498f7
MD5 399b7be108276f67d474ffb2969591c9
SHA1 de5da62224ea63f29442420c1cc578867dbce8fc
SHA512 2e6ea25edef93a9a03b87ac36a66d7359240d5f0cbb2c1198adcccfb1be26342f23abd972a1cd5ec1f23a5176c8a7e60280155607eec5df42af392a1da1451fd
SSDEEP 384:7phs49zvNgGPbJEfXpCSzLp1T3BWsSBapct54HTNSJ:IqLNgGPbJOp1LBWsSoat54zNSJ
TLSH
T1FC134C4BA3018872C3DD0A7439977525ABEF9D3516679A97CF232DC21D20294AE3870F
MD5 SHA1 SHA512 SSDEEP TLSH