b0881acc8cfc692ef53fcd425c79f127c505f74879690a88037a0e5f49682453

Analysis

max time kernel
146s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
11/04/2024, 10:26

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General

Target

ed33d86d99f0cc2a2b4bd2d07407e5d0_JaffaCakes118.exe
Size

200KB
MD5

ed33d86d99f0cc2a2b4bd2d07407e5d0
SHA1

3b42fcd60945da50fec1c20748a7d3a8377d7308
SHA256

b0881acc8cfc692ef53fcd425c79f127c505f74879690a88037a0e5f49682453
SHA512

0ea268f68621ed2d6ced6012e563d0cc1bb751abcd2babc1065065fab687e7a54b3b0d088beb398a123f0bcb72b9dfd17b82e7cee56b6244a34ac754d982ec45
SSDEEP

3072:D42KNBwDTBtfOKgNtuYT+MZfH1BAQCo+tJ3x3wLWfnn43skCrxVtXXbpnVFF3:zWBoTBtgz6IfH//CfJ9nYkjtXXbFVFh

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\system32\\dllcache\\ntdllcache.exe,"	ed33d86d99f0cc2a2b4bd2d07407e5d0_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\dllcache\ntdllcache.exe	ed33d86d99f0cc2a2b4bd2d07407e5d0_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\dllcache\ntdllcache.exe	ed33d86d99f0cc2a2b4bd2d07407e5d0_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4372	ed33d86d99f0cc2a2b4bd2d07407e5d0_JaffaCakes118.exe
4372	ed33d86d99f0cc2a2b4bd2d07407e5d0_JaffaCakes118.exe
4372	ed33d86d99f0cc2a2b4bd2d07407e5d0_JaffaCakes118.exe
4372	ed33d86d99f0cc2a2b4bd2d07407e5d0_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4372	ed33d86d99f0cc2a2b4bd2d07407e5d0_JaffaCakes118.exe
4372	ed33d86d99f0cc2a2b4bd2d07407e5d0_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ed33d86d99f0cc2a2b4bd2d07407e5d0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ed33d86d99f0cc2a2b4bd2d07407e5d0_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:4372

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3772 --field-trial-handle=2284,i,13100272738549420251,6151825632958897606,262144 --variations-seed-version /prefetch:8
1⤵
PID:456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4372-0-0x0000000000400000-0x000000000057F000-memory.dmp

Filesize
1.5MB

Download
memory/4372-1-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/4372-2-0x0000000000400000-0x000000000057F000-memory.dmp

Filesize
1.5MB

Download
memory/4372-3-0x0000000000400000-0x000000000057F000-memory.dmp

Filesize
1.5MB

Download
memory/4372-4-0x0000000000400000-0x000000000057F000-memory.dmp

Filesize
1.5MB

Download
memory/4372-5-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download