eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5

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
25/09/2026, 18:28

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General

Target
jaffacakes118_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.exe
Size 48KB
Sample260925-w4jayagg28
SHA256 eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5
MD5 92940757a464a94f75f3659a477134ca
SHA1 37bb79d5572cdc849f3830a9e158931eca021908
SHA512 2ba61e4d0ed3a9603b2a31ea3b31649f8fbab512c793eaecfd41783b63eaadd7ba29eba1e750337f2aaba4825539868ed5efbc18b97f216e3f67dae92ed87e23
SSDEEP 384:+EjxAQbbi7tvYSbAlUnnItYMvZ2iZF47bkPuPDjPrUZ637tIoyD6:pxxyZYSRItFWPkPuPDjPrk63BO6
TLSH
T1B2234ACB590054B2D2EA45F526816913A2FE8D3C319D90BBEF334984BFA844F75D8E07
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
4052	zesttnsk.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\zesttns.dll	jaffacakes118_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.exe
File created	C:\Windows\SysWOW64\zesttnsk.exe	jaffacakes118_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.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
4984	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_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zesttnsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4076	jaffacakes118_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.exe
4076	jaffacakes118_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4076 wrote to memory of 4052	4076	jaffacakes118_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.exe	89
PID 4076 wrote to memory of 4984	4076	jaffacakes118_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4076
- C:\Windows\SysWOW64\zesttnsk.exe
  C:\Windows\system32\zesttnsk.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4052
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:4984

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_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5.exe.bat
Size 274B
SHA256 daadfd788268d452a21d22db0f1866b9aa5116446a77733c74e92b914352bf35
MD5 69aa04e4c4819d7882cf0dd1e5f165e3
SHA1 6b28c36b9e1b4cdac5bd5e94525f0fa7d6cc2cb4
SHA512 6369fd7e92d252af0b6ebd642179c68ff11797d681f232673357dceed551d8b701d21375495b184ce1f186effd12a3fb6874bb4d1a93ef386d97a98904bf415d
TLSH
T100D02BA64386815ECC00E13F0CB10A04403099F827CD6B164732AAC45223825B7CFB48
MD5 SHA1 SHA512 TLSH

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zesttnsk.exe

Path C:\Windows\SysWOW64\zesttnsk.exe
Size 48KB
SHA256 eb248e481285bfc43168d09a46703b0db486b7e708c4ea3eee70684612f028a5
MD5 92940757a464a94f75f3659a477134ca
SHA1 37bb79d5572cdc849f3830a9e158931eca021908
SHA512 2ba61e4d0ed3a9603b2a31ea3b31649f8fbab512c793eaecfd41783b63eaadd7ba29eba1e750337f2aaba4825539868ed5efbc18b97f216e3f67dae92ed87e23
SSDEEP 384:+EjxAQbbi7tvYSbAlUnnItYMvZ2iZF47bkPuPDjPrUZ637tIoyD6:pxxyZYSRItFWPkPuPDjPrk63BO6
TLSH
T1B2234ACB590054B2D2EA45F526816913A2FE8D3C319D90BBEF334984BFA844F75D8E07
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download