c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da

Analysis

max time kernel
148s
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, 06:25

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General

Target
jaffacakes118_c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da.exe
Size 44KB
Sample261002-g6pheascph
SHA256 c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da
MD5 588205e1ba083d50331399342a2b921e
SHA1 ef8fbdd9da5fd796aefa9865f72b518d9ecc86d4
SHA512 b9ec7fa6025bdcc0c617a7fe4768db302b07d99efaea486e363b9bafad4d0d47a7bf39f772f063691d146ccd26934769fcb88539f3a5bf6e5030f20145973af3
SSDEEP 768:xCyCqlZmQgglaG2/q80ZYCrYqdS9QMFP16TgVGloV/VOnJMJ:HCqlZmQgglTHZfkqY9QYPlVGYYMJ
TLSH
T1C8136D5BF6D188B2C011DAFC8C65D21EAF3B32302E1954A9F9EB1DCDDD6E385161C189
MD5 SHA1 SHA512 SSDEEP TLSH

Score

6^/10

defense_evasion discovery

Malware Config

Signatures

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\WINDOWS\inf\xudll.dll	jaffacakes118_c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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_c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DCC4B01F-514B-4B59-AAED-3351140E06E6}	jaffacakes118_c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DCC4B01F-514B-4B59-AAED-3351140E06E6}\	jaffacakes118_c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DCC4B01F-514B-4B59-AAED-3351140E06E6}\InProcServer32	jaffacakes118_c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DCC4B01F-514B-4B59-AAED-3351140E06E6}\InProcServer32\ = "C:\\WINDOWS\\inf\\xudll.dll"	jaffacakes118_c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DCC4B01F-514B-4B59-AAED-3351140E06E6}\InProcServer32\ThreadingModel = "Apartment"	jaffacakes118_c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4136 wrote to memory of 5508	4136	jaffacakes118_c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da.exe	88

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_c4919983bf5cd3b0b2117c1ed8831434fcc0b8804df94c004249838e756784da.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4136
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c delself.bat
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5508

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

delself.bat

Path C:\Users\Admin\AppData\Local\Temp\delself.bat
Size 96B
SHA256 01e36b8a6197c6cc99efed99e5607c1418fa2192fc9375b98a8eab11f715ef59
MD5 f94cf28e8e8fb0cec28e5693ab9e40b8
SHA1 edbcfebb025f89e2cc7f0a1a6d2bf39bb3fe9fb5
SHA512 d5372fbcb9f839204ea2a43e4f924ea41945df33438f8997ecf164ba3d4f2c78be12e7d0701be21bacbb9631b98066866174645ae326f6079999f7fa372f1052
TLSH
T1DEB012845E281CB058035477B0698A4B934E0A874894C9E62E654140016F4715318C14
MD5 SHA1 SHA512 TLSH

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memory/4136-4-0x0000000000400000-0x0000000000412000-memory.dmp

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