bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c

Analysis

max time kernel
150s
max time network
124s
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, 04:25

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General

Target
jaffacakes118_bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c.exe
Size 48KB
Sample260924-e2e23a1w3l
SHA256 bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c
MD5 68c3f963da09dcfd2f1d7994296f26f2
SHA1 7658e027882579c64b0eeaa8b983fcf70164d84d
SHA512 234bba34cc05ebdac483396a8e97ba690bdde72fb7b6fd91e2638f2fc4749c1f8eeb1ed96d78f3808e48568097a6504e89372466d748edb7900c7b131cc5bf43
SSDEEP 768:5O6O0cF/YAzVJHrLT/fQ6q2a10F9ZLzfnUhZ8cj8Y6dBt:5ATGAVJHrLT/fLU98zt
TLSH
T13A234A4B6A8A98F2D3D90ABD35E729064FB7BE340B6748C7CBFB92C46670547412450B
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
5656	eskislk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\eskisl.dll	jaffacakes118_bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c.exe
File created	C:\Windows\SysWOW64\eskislk.exe	jaffacakes118_bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c.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
2168	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_bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	eskislk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 5240 wrote to memory of 5656	5240	jaffacakes118_bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c.exe	89
PID 5240 wrote to memory of 2168	5240	jaffacakes118_bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c.exe	91

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5240
- C:\Windows\SysWOW64\eskislk.exe
  C:\Windows\system32\eskislk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5656
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:2168

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_bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c.exe.bat
Size 274B
SHA256 e1ef4a85b34339f0de0a2c68f78da68054a35abb480b4ade2aa468f18782e0c9
MD5 77fa62528fbf91fb926d67c030712e39
SHA1 fd0ad89bc6041c39036e2227c1adf2df8df6d726
SHA512 6db33d8566b1ffb08dcddbfd3f8ef0861943425ade193dfb50fe73147dc1f0e061dd80f9ee1fad16123ad358af33c3f823cf7d3251dcf47762d098e0ae415b15
TLSH
T1F5D02B40825B45402C10E81F02F65FEF5616176D3A882F170921C5993175E68F7DD704
MD5 SHA1 SHA512 TLSH

Submit Download

eskislk.exe

Path C:\Windows\SysWOW64\eskislk.exe
Size 48KB
SHA256 bc39eb90fb5b874f4d43553244738964b76acb2d2d1ded8d35cd707a46cf865c
MD5 68c3f963da09dcfd2f1d7994296f26f2
SHA1 7658e027882579c64b0eeaa8b983fcf70164d84d
SHA512 234bba34cc05ebdac483396a8e97ba690bdde72fb7b6fd91e2638f2fc4749c1f8eeb1ed96d78f3808e48568097a6504e89372466d748edb7900c7b131cc5bf43
SSDEEP 768:5O6O0cF/YAzVJHrLT/fQ6q2a10F9ZLzfnUhZ8cj8Y6dBt:5ATGAVJHrLT/fLU98zt
TLSH
T13A234A4B6A8A98F2D3D90ABD35E729064FB7BE340B6748C7CBFB92C46670547412450B
MD5 SHA1 SHA512 SSDEEP TLSH