4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f

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
25/09/2026, 22:25

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General

Target
jaffacakes118_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.exe
Size 44KB
Sample260925-2cdt2ayw8q
SHA256 4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f
MD5 2111e698684308c4f0f45ee54228b0ad
SHA1 248fcddefb4fe7cc7e6d9080e794990a21dede4e
SHA512 b85ec67ec98345b3278e4308e52d8e204c826b7623b7dfe86ebc381f58a8ddf0a9dddd38ab9a09aa22ab969a14473f1ec32f619f1c8e949668d4c57aec6e8412
SSDEEP 384:WvJnjjtvYS+pwnWSUG86sknWsqqnpct5zM:aVxYSZnEysdsqqnat5
TLSH
T136135BCBAA1408F3D5AC8538345845371BBC6E3137698CAAE733AFC99E744648E35D4B
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
3240	jonzyank.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\jonzyan.dll	jaffacakes118_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.exe
File created	C:\Windows\SysWOW64\jonzyank.exe	jaffacakes118_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.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
4988	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_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jonzyank.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5944	jaffacakes118_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.exe
5944	jaffacakes118_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 5944 wrote to memory of 3240	5944	jaffacakes118_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.exe	89
PID 5944 wrote to memory of 4988	5944	jaffacakes118_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5944
- C:\Windows\SysWOW64\jonzyank.exe
  C:\Windows\system32\jonzyank.exe ˜‰
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3240
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\jaffacakes118_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.exe.bat
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:4988

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_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.exe.bat

Path C:\Users\Admin\AppData\Local\Temp\jaffacakes118_4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f.exe.bat
Size 274B
SHA256 d35260bca38d161b75c376a98839a7db044b23a64d8b715a041ddb7e1476a968
MD5 fe355a5217bfccd0a7938331c70400ea
SHA1 3a7182ecd1f56fd8ca615b0f180384604b0ef96a
SHA512 9968d8b39924e7ad5b96f071ad1d2fa4547919c6ea6f731a947893b8ef83eca3d6419c4fc42fd6c2c5890709d902ab877295483d80d67d1d4221794f4c28405e
TLSH
T110D0C2840192C9184C00FD2F69250B8EA22368253A8B2B011B31CE9C10E0028F7DBA08
MD5 SHA1 SHA512 TLSH

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jonzyank.exe

Path C:\Windows\SysWOW64\jonzyank.exe
Size 44KB
SHA256 4b875aa5415822e05b9b6128f47d014287e0069800006461da23843d6df3384f
MD5 2111e698684308c4f0f45ee54228b0ad
SHA1 248fcddefb4fe7cc7e6d9080e794990a21dede4e
SHA512 b85ec67ec98345b3278e4308e52d8e204c826b7623b7dfe86ebc381f58a8ddf0a9dddd38ab9a09aa22ab969a14473f1ec32f619f1c8e949668d4c57aec6e8412
SSDEEP 384:WvJnjjtvYS+pwnWSUG86sknWsqqnpct5zM:aVxYSZnEysdsqqnat5
TLSH
T136135BCBAA1408F3D5AC8538345845371BBC6E3137698CAAE733AFC99E744648E35D4B
MD5 SHA1 SHA512 SSDEEP TLSH

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